repository_name stringlengths 5 67 | func_path_in_repository stringlengths 4 234 | func_name stringlengths 0 314 | whole_func_string stringlengths 52 3.87M | language stringclasses 6
values | func_code_string stringlengths 52 3.87M | func_documentation_string stringlengths 1 47.2k | func_code_url stringlengths 85 339 |
|---|---|---|---|---|---|---|---|
pytroll/trollimage | trollimage/colormap.py | colorbar | def colorbar(height, length, colormap):
"""Return the channels of a colorbar.
"""
cbar = np.tile(np.arange(length) * 1.0 / (length - 1), (height, 1))
cbar = (cbar * (colormap.values.max() - colormap.values.min())
+ colormap.values.min())
return colormap.colorize(cbar) | python | def colorbar(height, length, colormap):
"""Return the channels of a colorbar.
"""
cbar = np.tile(np.arange(length) * 1.0 / (length - 1), (height, 1))
cbar = (cbar * (colormap.values.max() - colormap.values.min())
+ colormap.values.min())
return colormap.colorize(cbar) | Return the channels of a colorbar. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colormap.py#L445-L452 |
pytroll/trollimage | trollimage/colormap.py | palettebar | def palettebar(height, length, colormap):
"""Return the channels of a palettebar.
"""
cbar = np.tile(np.arange(length) * 1.0 / (length - 1), (height, 1))
cbar = (cbar * (colormap.values.max() + 1 - colormap.values.min())
+ colormap.values.min())
return colormap.palettize(cbar) | python | def palettebar(height, length, colormap):
"""Return the channels of a palettebar.
"""
cbar = np.tile(np.arange(length) * 1.0 / (length - 1), (height, 1))
cbar = (cbar * (colormap.values.max() + 1 - colormap.values.min())
+ colormap.values.min())
return colormap.palettize(cbar) | Return the channels of a palettebar. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colormap.py#L455-L462 |
pytroll/trollimage | trollimage/colormap.py | Colormap.set_range | def set_range(self, min_val, max_val):
"""Set the range of the colormap to [*min_val*, *max_val*]
"""
if min_val > max_val:
max_val, min_val = min_val, max_val
self.values = (((self.values * 1.0 - self.values.min()) /
(self.values.max() - self.values.m... | python | def set_range(self, min_val, max_val):
"""Set the range of the colormap to [*min_val*, *max_val*]
"""
if min_val > max_val:
max_val, min_val = min_val, max_val
self.values = (((self.values * 1.0 - self.values.min()) /
(self.values.max() - self.values.m... | Set the range of the colormap to [*min_val*, *max_val*] | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colormap.py#L120-L127 |
pytroll/trollimage | trollimage/colormap.py | Colormap.to_rio | def to_rio(self):
"""Converts the colormap to a rasterio colormap.
"""
self.colors = (((self.colors * 1.0 - self.colors.min()) /
(self.colors.max() - self.colors.min())) * 255)
return dict(zip(self.values, tuple(map(tuple, self.colors)))) | python | def to_rio(self):
"""Converts the colormap to a rasterio colormap.
"""
self.colors = (((self.colors * 1.0 - self.colors.min()) /
(self.colors.max() - self.colors.min())) * 255)
return dict(zip(self.values, tuple(map(tuple, self.colors)))) | Converts the colormap to a rasterio colormap. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colormap.py#L129-L134 |
edx/django-user-tasks | user_tasks/views.py | StatusViewSet.cancel | def cancel(self, request, *args, **kwargs): # pylint: disable=unused-argument
"""
Cancel the task associated with the specified status record.
Arguments:
request (Request): A POST including a task status record ID
Returns
-------
Response: A JSON respon... | python | def cancel(self, request, *args, **kwargs): # pylint: disable=unused-argument
"""
Cancel the task associated with the specified status record.
Arguments:
request (Request): A POST including a task status record ID
Returns
-------
Response: A JSON respon... | Cancel the task associated with the specified status record.
Arguments:
request (Request): A POST including a task status record ID
Returns
-------
Response: A JSON response indicating whether the cancellation succeeded or not | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/user_tasks/views.py#L61-L76 |
edx/django-user-tasks | schema/views.py | swagger | def swagger(request): # pylint: disable=unused-argument
"""
Render Swagger UI and the underlying Open API schema JSON file.
"""
generator = schemas.SchemaGenerator(title='django-user-tasks REST API')
return response.Response(generator.get_schema()) | python | def swagger(request): # pylint: disable=unused-argument
"""
Render Swagger UI and the underlying Open API schema JSON file.
"""
generator = schemas.SchemaGenerator(title='django-user-tasks REST API')
return response.Response(generator.get_schema()) | Render Swagger UI and the underlying Open API schema JSON file. | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/schema/views.py#L39-L44 |
edx/django-user-tasks | schema/views.py | ConditionalOpenAPIRenderer.render | def render(self, data, accepted_media_type=None, renderer_context=None):
"""
Render the appropriate Open API JSON file.
"""
if 'SWAGGER_JSON_PATH' in os.environ:
with io.open(os.environ['SWAGGER_JSON_PATH'], 'rb') as f:
return f.read()
else:
... | python | def render(self, data, accepted_media_type=None, renderer_context=None):
"""
Render the appropriate Open API JSON file.
"""
if 'SWAGGER_JSON_PATH' in os.environ:
with io.open(os.environ['SWAGGER_JSON_PATH'], 'rb') as f:
return f.read()
else:
... | Render the appropriate Open API JSON file. | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/schema/views.py#L26-L34 |
edx/django-user-tasks | user_tasks/rules.py | add_rules | def add_rules():
"""
Use the rules provided in this module to implement authorization checks for the ``django-user-tasks`` models.
These rules allow only superusers and the user who triggered a task to view its status or artifacts, cancel the
task, or delete the status information and all its related a... | python | def add_rules():
"""
Use the rules provided in this module to implement authorization checks for the ``django-user-tasks`` models.
These rules allow only superusers and the user who triggered a task to view its status or artifacts, cancel the
task, or delete the status information and all its related a... | Use the rules provided in this module to implement authorization checks for the ``django-user-tasks`` models.
These rules allow only superusers and the user who triggered a task to view its status or artifacts, cancel the
task, or delete the status information and all its related artifacts. Only superusers ar... | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/user_tasks/rules.py#L64-L78 |
edx/django-user-tasks | user_tasks/filters.py | ArtifactFilterBackend.filter_queryset | def filter_queryset(self, request, queryset, view):
"""
Filter out any artifacts which the requesting user does not have permission to view.
"""
if request.user.is_superuser:
return queryset
return queryset.filter(status__user=request.user) | python | def filter_queryset(self, request, queryset, view):
"""
Filter out any artifacts which the requesting user does not have permission to view.
"""
if request.user.is_superuser:
return queryset
return queryset.filter(status__user=request.user) | Filter out any artifacts which the requesting user does not have permission to view. | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/user_tasks/filters.py#L20-L26 |
pytroll/trollimage | trollimage/utilities.py | _text_to_rgb | def _text_to_rgb(value,norm=False,cat=1, tot=1,offset=0.5,hex=False):
'''
_text_to_rgb takes as input a string composed by 3 values in the range [0,255]
and returns a tuple of integers. If the parameters cat and tot are given,
the function generates a transparency value for this color and returns a tupl... | python | def _text_to_rgb(value,norm=False,cat=1, tot=1,offset=0.5,hex=False):
'''
_text_to_rgb takes as input a string composed by 3 values in the range [0,255]
and returns a tuple of integers. If the parameters cat and tot are given,
the function generates a transparency value for this color and returns a tupl... | _text_to_rgb takes as input a string composed by 3 values in the range [0,255]
and returns a tuple of integers. If the parameters cat and tot are given,
the function generates a transparency value for this color and returns a tuple
of length 4.
tot is the total number of colors in the colormap
cat i... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/utilities.py#L29-L49 |
pytroll/trollimage | trollimage/utilities.py | _make_cmap | def _make_cmap(colors, position=None, bit=False):
'''
_make_cmap takes a list of tuples which contain RGB values. The RGB
values may either be in 8-bit [0 to 255] (in which bit must be set to
True when called) or arithmetic [0 to 1] (default). _make_cmap returns
a cmap with equally spaced colors.
... | python | def _make_cmap(colors, position=None, bit=False):
'''
_make_cmap takes a list of tuples which contain RGB values. The RGB
values may either be in 8-bit [0 to 255] (in which bit must be set to
True when called) or arithmetic [0 to 1] (default). _make_cmap returns
a cmap with equally spaced colors.
... | _make_cmap takes a list of tuples which contain RGB values. The RGB
values may either be in 8-bit [0 to 255] (in which bit must be set to
True when called) or arithmetic [0 to 1] (default). _make_cmap returns
a cmap with equally spaced colors.
Arrange your tuples so that the first color is the lowest va... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/utilities.py#L52-L73 |
pytroll/trollimage | trollimage/utilities.py | cmap_from_text | def cmap_from_text(filename, norm=False, transparency=False, hex=False):
'''
cmap_from_text takes as input a file that contains a colormap in text format
composed by lines with 3 values in the range [0,255] or [00,FF]
and returns a tuple of integers. If the parameters cat and tot are given,
the func... | python | def cmap_from_text(filename, norm=False, transparency=False, hex=False):
'''
cmap_from_text takes as input a file that contains a colormap in text format
composed by lines with 3 values in the range [0,255] or [00,FF]
and returns a tuple of integers. If the parameters cat and tot are given,
the func... | cmap_from_text takes as input a file that contains a colormap in text format
composed by lines with 3 values in the range [0,255] or [00,FF]
and returns a tuple of integers. If the parameters cat and tot are given,
the function generates a transparency value for this color and returns a tuple
of length ... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/utilities.py#L76-L97 |
pytroll/trollimage | trollimage/utilities.py | _image2array | def _image2array(filepath):
'''
Utility function that converts an image file in 3 np arrays
that can be fed into geo_image.GeoImage in order to generate
a PyTROLL GeoImage object.
'''
im = Pimage.open(filepath).convert('RGB')
(width, height) = im.size
_r = np.array(list(im.getdata(0)))/2... | python | def _image2array(filepath):
'''
Utility function that converts an image file in 3 np arrays
that can be fed into geo_image.GeoImage in order to generate
a PyTROLL GeoImage object.
'''
im = Pimage.open(filepath).convert('RGB')
(width, height) = im.size
_r = np.array(list(im.getdata(0)))/2... | Utility function that converts an image file in 3 np arrays
that can be fed into geo_image.GeoImage in order to generate
a PyTROLL GeoImage object. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/utilities.py#L100-L114 |
pytroll/trollimage | trollimage/image.py | check_image_format | def check_image_format(fformat):
"""Check that *fformat* is valid
"""
cases = {"jpg": "jpeg",
"jpeg": "jpeg",
"tif": "tiff",
"tiff": "tif",
"pgm": "ppm",
"pbm": "ppm",
"ppm": "ppm",
"bmp": "bmp",
"dib": "... | python | def check_image_format(fformat):
"""Check that *fformat* is valid
"""
cases = {"jpg": "jpeg",
"jpeg": "jpeg",
"tif": "tiff",
"tiff": "tif",
"pgm": "ppm",
"pbm": "ppm",
"ppm": "ppm",
"bmp": "bmp",
"dib": "... | Check that *fformat* is valid | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L61-L86 |
pytroll/trollimage | trollimage/image.py | _is_pair | def _is_pair(item):
"""Check if an item is a pair (tuple of size 2).
"""
return (isinstance(item, (list, tuple, set)) and
len(item) == 2 and
not isinstance(item[0], (list, tuple, set)) and
not isinstance(item[1], (list, tuple, set))) | python | def _is_pair(item):
"""Check if an item is a pair (tuple of size 2).
"""
return (isinstance(item, (list, tuple, set)) and
len(item) == 2 and
not isinstance(item[0], (list, tuple, set)) and
not isinstance(item[1], (list, tuple, set))) | Check if an item is a pair (tuple of size 2). | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L1121-L1127 |
pytroll/trollimage | trollimage/image.py | ycbcr2rgb | def ycbcr2rgb(y__, cb_, cr_):
"""Convert the three YCbCr channels to RGB channels.
"""
kb_ = 0.114
kr_ = 0.299
r__ = 2 * cr_ / (1 - kr_) + y__
b__ = 2 * cb_ / (1 - kb_) + y__
g__ = (y__ - kr_ * r__ - kb_ * b__) / (1 - kr_ - kb_)
return r__, g__, b__ | python | def ycbcr2rgb(y__, cb_, cr_):
"""Convert the three YCbCr channels to RGB channels.
"""
kb_ = 0.114
kr_ = 0.299
r__ = 2 * cr_ / (1 - kr_) + y__
b__ = 2 * cb_ / (1 - kb_) + y__
g__ = (y__ - kr_ * r__ - kb_ * b__) / (1 - kr_ - kb_)
return r__, g__, b__ | Convert the three YCbCr channels to RGB channels. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L1136-L1147 |
pytroll/trollimage | trollimage/image.py | Image._add_channel | def _add_channel(self, chn, color_min, color_max):
"""Adds a channel to the image object
"""
if isinstance(chn, np.ma.core.MaskedArray):
chn_data = chn.data
chn_mask = chn.mask
else:
chn_data = np.array(chn)
chn_mask = False
scaled ... | python | def _add_channel(self, chn, color_min, color_max):
"""Adds a channel to the image object
"""
if isinstance(chn, np.ma.core.MaskedArray):
chn_data = chn.data
chn_mask = chn.mask
else:
chn_data = np.array(chn)
chn_mask = False
scaled ... | Adds a channel to the image object | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L221-L232 |
pytroll/trollimage | trollimage/image.py | Image._finalize | def _finalize(self, dtype=np.uint8):
"""Finalize the image, that is put it in RGB mode, and set the channels
in unsigned 8bit format ([0,255] range) (if the *dtype* doesn't say
otherwise).
"""
channels = []
if self.mode == "P":
self.convert("RGB")
if s... | python | def _finalize(self, dtype=np.uint8):
"""Finalize the image, that is put it in RGB mode, and set the channels
in unsigned 8bit format ([0,255] range) (if the *dtype* doesn't say
otherwise).
"""
channels = []
if self.mode == "P":
self.convert("RGB")
if s... | Finalize the image, that is put it in RGB mode, and set the channels
in unsigned 8bit format ([0,255] range) (if the *dtype* doesn't say
otherwise). | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L234-L261 |
pytroll/trollimage | trollimage/image.py | Image.is_empty | def is_empty(self):
"""Checks for an empty image.
"""
if(((self.channels == []) and (not self.shape == (0, 0))) or
((not self.channels == []) and (self.shape == (0, 0)))):
raise RuntimeError("Channels-shape mismatch.")
return self.channels == [] and self.shape == (... | python | def is_empty(self):
"""Checks for an empty image.
"""
if(((self.channels == []) and (not self.shape == (0, 0))) or
((not self.channels == []) and (self.shape == (0, 0)))):
raise RuntimeError("Channels-shape mismatch.")
return self.channels == [] and self.shape == (... | Checks for an empty image. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L263-L269 |
pytroll/trollimage | trollimage/image.py | Image.pil_image | def pil_image(self):
"""Return a PIL image from the current image.
"""
channels, fill_value = self._finalize()
if self.is_empty():
return Pil.new(self.mode, (0, 0))
if self.mode == "L":
if fill_value is not None:
img = Pil.fromarray(chann... | python | def pil_image(self):
"""Return a PIL image from the current image.
"""
channels, fill_value = self._finalize()
if self.is_empty():
return Pil.new(self.mode, (0, 0))
if self.mode == "L":
if fill_value is not None:
img = Pil.fromarray(chann... | Return a PIL image from the current image. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L276-L357 |
pytroll/trollimage | trollimage/image.py | Image.save | def save(self, filename, compression=6, fformat=None,
thumbnail_name=None, thumbnail_size=None):
"""Save the image to the given *filename*. For some formats like jpg
and png, the work is delegated to :meth:`pil_save`, which doesn't
support the *compression* option.
"""
... | python | def save(self, filename, compression=6, fformat=None,
thumbnail_name=None, thumbnail_size=None):
"""Save the image to the given *filename*. For some formats like jpg
and png, the work is delegated to :meth:`pil_save`, which doesn't
support the *compression* option.
"""
... | Save the image to the given *filename*. For some formats like jpg
and png, the work is delegated to :meth:`pil_save`, which doesn't
support the *compression* option. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L359-L366 |
pytroll/trollimage | trollimage/image.py | Image.pil_save | def pil_save(self, filename, compression=6, fformat=None,
thumbnail_name=None, thumbnail_size=None):
"""Save the image to the given *filename* using PIL. For now, the
compression level [0-9] is ignored, due to PIL's lack of support. See
also :meth:`save`.
"""
# P... | python | def pil_save(self, filename, compression=6, fformat=None,
thumbnail_name=None, thumbnail_size=None):
"""Save the image to the given *filename* using PIL. For now, the
compression level [0-9] is ignored, due to PIL's lack of support. See
also :meth:`save`.
"""
# P... | Save the image to the given *filename* using PIL. For now, the
compression level [0-9] is ignored, due to PIL's lack of support. See
also :meth:`save`. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L368-L402 |
pytroll/trollimage | trollimage/image.py | Image._pngmeta | def _pngmeta(self):
"""It will return GeoImage.tags as a PNG metadata object.
Inspired by:
public domain, Nick Galbreath
http://blog.modp.com/2007/08/python-pil-and-png-metadata-take-2.html
"""
reserved = ('interlace', 'gamma', 'dpi', 'transparency', 'aspect')
t... | python | def _pngmeta(self):
"""It will return GeoImage.tags as a PNG metadata object.
Inspired by:
public domain, Nick Galbreath
http://blog.modp.com/2007/08/python-pil-and-png-metadata-take-2.html
"""
reserved = ('interlace', 'gamma', 'dpi', 'transparency', 'aspect')
t... | It will return GeoImage.tags as a PNG metadata object.
Inspired by:
public domain, Nick Galbreath
http://blog.modp.com/2007/08/python-pil-and-png-metadata-take-2.html | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L404-L427 |
pytroll/trollimage | trollimage/image.py | Image.putalpha | def putalpha(self, alpha):
"""Adds an *alpha* channel to the current image, or replaces it with
*alpha* if it already exists.
"""
alpha = np.ma.array(alpha)
if(not (alpha.shape[0] == 0 and
self.shape[0] == 0) and
alpha.shape != self.shape):
... | python | def putalpha(self, alpha):
"""Adds an *alpha* channel to the current image, or replaces it with
*alpha* if it already exists.
"""
alpha = np.ma.array(alpha)
if(not (alpha.shape[0] == 0 and
self.shape[0] == 0) and
alpha.shape != self.shape):
... | Adds an *alpha* channel to the current image, or replaces it with
*alpha* if it already exists. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L429-L442 |
pytroll/trollimage | trollimage/image.py | Image._rgb2ycbcr | def _rgb2ycbcr(self, mode):
"""Convert the image from RGB mode to YCbCr."""
self._check_modes(("RGB", "RGBA"))
(self.channels[0], self.channels[1], self.channels[2]) = \
rgb2ycbcr(self.channels[0],
self.channels[1],
self.channels[2])
... | python | def _rgb2ycbcr(self, mode):
"""Convert the image from RGB mode to YCbCr."""
self._check_modes(("RGB", "RGBA"))
(self.channels[0], self.channels[1], self.channels[2]) = \
rgb2ycbcr(self.channels[0],
self.channels[1],
self.channels[2])
... | Convert the image from RGB mode to YCbCr. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L444-L459 |
pytroll/trollimage | trollimage/image.py | Image._ycbcr2rgb | def _ycbcr2rgb(self, mode):
"""Convert the image from YCbCr mode to RGB.
"""
self._check_modes(("YCbCr", "YCbCrA"))
(self.channels[0], self.channels[1], self.channels[2]) = \
ycbcr2rgb(self.channels[0],
self.channels[1],
self.chan... | python | def _ycbcr2rgb(self, mode):
"""Convert the image from YCbCr mode to RGB.
"""
self._check_modes(("YCbCr", "YCbCrA"))
(self.channels[0], self.channels[1], self.channels[2]) = \
ycbcr2rgb(self.channels[0],
self.channels[1],
self.chan... | Convert the image from YCbCr mode to RGB. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L461-L477 |
pytroll/trollimage | trollimage/image.py | Image._to_p | def _to_p(self, mode):
"""Convert the image to P or PA mode.
"""
if self.mode.endswith("A"):
chans = self.channels[:-1]
alpha = self.channels[-1]
self._secondary_mode = self.mode[:-1]
else:
chans = self.channels
alpha = None
... | python | def _to_p(self, mode):
"""Convert the image to P or PA mode.
"""
if self.mode.endswith("A"):
chans = self.channels[:-1]
alpha = self.channels[-1]
self._secondary_mode = self.mode[:-1]
else:
chans = self.channels
alpha = None
... | Convert the image to P or PA mode. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L479-L537 |
pytroll/trollimage | trollimage/image.py | Image._from_p | def _from_p(self, mode):
"""Convert the image from P or PA mode.
"""
self._check_modes(("P", "PA"))
if self.mode.endswith("A"):
alpha = self.channels[-1]
else:
alpha = None
chans = []
cdfs = []
color_chan = self.channels[0]
... | python | def _from_p(self, mode):
"""Convert the image from P or PA mode.
"""
self._check_modes(("P", "PA"))
if self.mode.endswith("A"):
alpha = self.channels[-1]
else:
alpha = None
chans = []
cdfs = []
color_chan = self.channels[0]
... | Convert the image from P or PA mode. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L539-L579 |
pytroll/trollimage | trollimage/image.py | Image._l2rgb | def _l2rgb(self, mode):
"""Convert from L (black and white) to RGB.
"""
self._check_modes(("L", "LA"))
self.channels.append(self.channels[0].copy())
self.channels.append(self.channels[0].copy())
if self.fill_value is not None:
self.fill_value = self.fill_value... | python | def _l2rgb(self, mode):
"""Convert from L (black and white) to RGB.
"""
self._check_modes(("L", "LA"))
self.channels.append(self.channels[0].copy())
self.channels.append(self.channels[0].copy())
if self.fill_value is not None:
self.fill_value = self.fill_value... | Convert from L (black and white) to RGB. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L590-L601 |
pytroll/trollimage | trollimage/image.py | Image._rgb2l | def _rgb2l(self, mode):
"""Convert from RGB to monochrome L.
"""
self._check_modes(("RGB", "RGBA"))
kb_ = 0.114
kr_ = 0.299
r__ = self.channels[0]
g__ = self.channels[1]
b__ = self.channels[2]
y__ = kr_ * r__ + (1 - kr_ - kb_) * g__ + kb_ * b__
... | python | def _rgb2l(self, mode):
"""Convert from RGB to monochrome L.
"""
self._check_modes(("RGB", "RGBA"))
kb_ = 0.114
kr_ = 0.299
r__ = self.channels[0]
g__ = self.channels[1]
b__ = self.channels[2]
y__ = kr_ * r__ + (1 - kr_ - kb_) * g__ + kb_ * b__
... | Convert from RGB to monochrome L. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L603-L625 |
pytroll/trollimage | trollimage/image.py | Image._ycbcr2l | def _ycbcr2l(self, mode):
"""Convert from YCbCr to L.
"""
self._check_modes(("YCbCr", "YCbCrA"))
self.channels = [self.channels[0]] + self.channels[3:]
if self.fill_value is not None:
self.fill_value = [self.fill_value[0]] + self.fill_value[3:]
self.mode = mo... | python | def _ycbcr2l(self, mode):
"""Convert from YCbCr to L.
"""
self._check_modes(("YCbCr", "YCbCrA"))
self.channels = [self.channels[0]] + self.channels[3:]
if self.fill_value is not None:
self.fill_value = [self.fill_value[0]] + self.fill_value[3:]
self.mode = mo... | Convert from YCbCr to L. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L627-L635 |
pytroll/trollimage | trollimage/image.py | Image._l2ycbcr | def _l2ycbcr(self, mode):
"""Convert from L to YCbCr.
"""
self._check_modes(("L", "LA"))
luma = self.channels[0]
zeros = np.ma.zeros(luma.shape)
zeros.mask = luma.mask
self.channels = [luma, zeros, zeros] + self.channels[1:]
if self.fill_value is not No... | python | def _l2ycbcr(self, mode):
"""Convert from L to YCbCr.
"""
self._check_modes(("L", "LA"))
luma = self.channels[0]
zeros = np.ma.zeros(luma.shape)
zeros.mask = luma.mask
self.channels = [luma, zeros, zeros] + self.channels[1:]
if self.fill_value is not No... | Convert from L to YCbCr. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L637-L651 |
pytroll/trollimage | trollimage/image.py | Image.convert | def convert(self, mode):
"""Convert the current image to the given *mode*. See :class:`Image`
for a list of available modes.
"""
if mode == self.mode:
return
if mode not in ["L", "LA", "RGB", "RGBA",
"YCbCr", "YCbCrA", "P", "PA"]:
... | python | def convert(self, mode):
"""Convert the current image to the given *mode*. See :class:`Image`
for a list of available modes.
"""
if mode == self.mode:
return
if mode not in ["L", "LA", "RGB", "RGBA",
"YCbCr", "YCbCrA", "P", "PA"]:
... | Convert the current image to the given *mode*. See :class:`Image`
for a list of available modes. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L653-L718 |
pytroll/trollimage | trollimage/image.py | Image.clip | def clip(self, channels=True):
"""Limit the values of the array to the default [0,1] range. *channels*
says which channels should be clipped."""
if not isinstance(channels, (tuple, list)):
channels = [channels] * len(self.channels)
for i in range(len(self.channels)):
... | python | def clip(self, channels=True):
"""Limit the values of the array to the default [0,1] range. *channels*
says which channels should be clipped."""
if not isinstance(channels, (tuple, list)):
channels = [channels] * len(self.channels)
for i in range(len(self.channels)):
... | Limit the values of the array to the default [0,1] range. *channels*
says which channels should be clipped. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L720-L728 |
pytroll/trollimage | trollimage/image.py | Image.resize | def resize(self, shape):
"""Resize the image to the given *shape* tuple, in place. For zooming,
nearest neighbour method is used, while for shrinking, decimation is
used. Therefore, *shape* must be a multiple or a divisor of the image
shape.
"""
if self.is_empty():
... | python | def resize(self, shape):
"""Resize the image to the given *shape* tuple, in place. For zooming,
nearest neighbour method is used, while for shrinking, decimation is
used. Therefore, *shape* must be a multiple or a divisor of the image
shape.
"""
if self.is_empty():
... | Resize the image to the given *shape* tuple, in place. For zooming,
nearest neighbour method is used, while for shrinking, decimation is
used. Therefore, *shape* must be a multiple or a divisor of the image
shape. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L730-L781 |
pytroll/trollimage | trollimage/image.py | Image.replace_luminance | def replace_luminance(self, luminance):
"""Replace the Y channel of the image by the array *luminance*. If the
image is not in YCbCr mode, it is converted automatically to and
from that mode.
"""
if self.is_empty():
return
if luminance.shape != self.channels[... | python | def replace_luminance(self, luminance):
"""Replace the Y channel of the image by the array *luminance*. If the
image is not in YCbCr mode, it is converted automatically to and
from that mode.
"""
if self.is_empty():
return
if luminance.shape != self.channels[... | Replace the Y channel of the image by the array *luminance*. If the
image is not in YCbCr mode, it is converted automatically to and
from that mode. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L783-L809 |
pytroll/trollimage | trollimage/image.py | Image.enhance | def enhance(self, inverse=False, gamma=1.0, stretch="no",
stretch_parameters=None, **kwargs):
"""Image enhancement function. It applies **in this order** inversion,
gamma correction, and stretching to the current image, with parameters
*inverse* (see :meth:`Image.invert`), *gamma... | python | def enhance(self, inverse=False, gamma=1.0, stretch="no",
stretch_parameters=None, **kwargs):
"""Image enhancement function. It applies **in this order** inversion,
gamma correction, and stretching to the current image, with parameters
*inverse* (see :meth:`Image.invert`), *gamma... | Image enhancement function. It applies **in this order** inversion,
gamma correction, and stretching to the current image, with parameters
*inverse* (see :meth:`Image.invert`), *gamma* (see
:meth:`Image.gamma`), and *stretch* (see :meth:`Image.stretch`). | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L811-L824 |
pytroll/trollimage | trollimage/image.py | Image.gamma | def gamma(self, gamma=1.0):
"""Apply gamma correction to the channels of the image. If *gamma* is a
tuple, then it should have as many elements as the channels of the
image, and the gamma correction is applied elementwise. If *gamma* is a
number, the same gamma correction is applied on e... | python | def gamma(self, gamma=1.0):
"""Apply gamma correction to the channels of the image. If *gamma* is a
tuple, then it should have as many elements as the channels of the
image, and the gamma correction is applied elementwise. If *gamma* is a
number, the same gamma correction is applied on e... | Apply gamma correction to the channels of the image. If *gamma* is a
tuple, then it should have as many elements as the channels of the
image, and the gamma correction is applied elementwise. If *gamma* is a
number, the same gamma correction is applied on every channel, if there
are seve... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L826-L867 |
pytroll/trollimage | trollimage/image.py | Image.stretch | def stretch(self, stretch="crude", **kwargs):
"""Apply stretching to the current image. The value of *stretch* sets
the type of stretching applied. The values "histogram", "linear",
"crude" (or "crude-stretch") perform respectively histogram
equalization, contrast stretching (with 5% cut... | python | def stretch(self, stretch="crude", **kwargs):
"""Apply stretching to the current image. The value of *stretch* sets
the type of stretching applied. The values "histogram", "linear",
"crude" (or "crude-stretch") perform respectively histogram
equalization, contrast stretching (with 5% cut... | Apply stretching to the current image. The value of *stretch* sets
the type of stretching applied. The values "histogram", "linear",
"crude" (or "crude-stretch") perform respectively histogram
equalization, contrast stretching (with 5% cutoff on both sides), and
contrast stretching witho... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L869-L913 |
pytroll/trollimage | trollimage/image.py | Image.invert | def invert(self, invert=True):
"""Inverts all the channels of a image according to *invert*. If invert is a tuple or a list, elementwise
invertion is performed, otherwise all channels are inverted if *invert* is true (default).
Note: 'Inverting' means that black becomes white, and vice-versa, n... | python | def invert(self, invert=True):
"""Inverts all the channels of a image according to *invert*. If invert is a tuple or a list, elementwise
invertion is performed, otherwise all channels are inverted if *invert* is true (default).
Note: 'Inverting' means that black becomes white, and vice-versa, n... | Inverts all the channels of a image according to *invert*. If invert is a tuple or a list, elementwise
invertion is performed, otherwise all channels are inverted if *invert* is true (default).
Note: 'Inverting' means that black becomes white, and vice-versa, not that the values are negated ! | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L915-L933 |
pytroll/trollimage | trollimage/image.py | Image.stretch_hist_equalize | def stretch_hist_equalize(self, ch_nb):
"""Stretch the current image's colors by performing histogram
equalization on channel *ch_nb*.
"""
logger.info("Perform a histogram equalized contrast stretch.")
if(self.channels[ch_nb].size ==
np.ma.count_masked(self.channels[c... | python | def stretch_hist_equalize(self, ch_nb):
"""Stretch the current image's colors by performing histogram
equalization on channel *ch_nb*.
"""
logger.info("Perform a histogram equalized contrast stretch.")
if(self.channels[ch_nb].size ==
np.ma.count_masked(self.channels[c... | Stretch the current image's colors by performing histogram
equalization on channel *ch_nb*. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L935-L961 |
pytroll/trollimage | trollimage/image.py | Image.stretch_logarithmic | def stretch_logarithmic(self, ch_nb, factor=100.):
"""Move data into range [1:factor] and do a normalized logarithmic
enhancement.
"""
logger.debug("Perform a logarithmic contrast stretch.")
if ((self.channels[ch_nb].size ==
np.ma.count_masked(self.channels[ch_nb])) ... | python | def stretch_logarithmic(self, ch_nb, factor=100.):
"""Move data into range [1:factor] and do a normalized logarithmic
enhancement.
"""
logger.debug("Perform a logarithmic contrast stretch.")
if ((self.channels[ch_nb].size ==
np.ma.count_masked(self.channels[ch_nb])) ... | Move data into range [1:factor] and do a normalized logarithmic
enhancement. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L963-L982 |
pytroll/trollimage | trollimage/image.py | Image.stretch_linear | def stretch_linear(self, ch_nb, cutoffs=(0.005, 0.005)):
"""Stretch linearly the contrast of the current image on channel
*ch_nb*, using *cutoffs* for left and right trimming.
"""
logger.debug("Perform a linear contrast stretch.")
if((self.channels[ch_nb].size ==
np.... | python | def stretch_linear(self, ch_nb, cutoffs=(0.005, 0.005)):
"""Stretch linearly the contrast of the current image on channel
*ch_nb*, using *cutoffs* for left and right trimming.
"""
logger.debug("Perform a linear contrast stretch.")
if((self.channels[ch_nb].size ==
np.... | Stretch linearly the contrast of the current image on channel
*ch_nb*, using *cutoffs* for left and right trimming. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L984-L1014 |
pytroll/trollimage | trollimage/image.py | Image.crude_stretch | def crude_stretch(self, ch_nb, min_stretch=None, max_stretch=None):
"""Perform simple linear stretching (without any cutoff) on the channel
*ch_nb* of the current image and normalize to the [0,1] range."""
if min_stretch is None:
min_stretch = self.channels[ch_nb].min()
if m... | python | def crude_stretch(self, ch_nb, min_stretch=None, max_stretch=None):
"""Perform simple linear stretching (without any cutoff) on the channel
*ch_nb* of the current image and normalize to the [0,1] range."""
if min_stretch is None:
min_stretch = self.channels[ch_nb].min()
if m... | Perform simple linear stretching (without any cutoff) on the channel
*ch_nb* of the current image and normalize to the [0,1] range. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L1016-L1039 |
pytroll/trollimage | trollimage/image.py | Image.colorize | def colorize(self, colormap):
"""Colorize the current image using
*colormap*. Works only on"L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
if self.mode == "LA":
alpha = self.channels[1]
... | python | def colorize(self, colormap):
"""Colorize the current image using
*colormap*. Works only on"L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
if self.mode == "LA":
alpha = self.channels[1]
... | Colorize the current image using
*colormap*. Works only on"L" or "LA" images. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L1062-L1078 |
pytroll/trollimage | trollimage/image.py | Image.palettize | def palettize(self, colormap):
"""Palettize the current image using
*colormap*. Works only on"L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
self.channels[0], self.palette = colormap.palettize(self.ch... | python | def palettize(self, colormap):
"""Palettize the current image using
*colormap*. Works only on"L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
self.channels[0], self.palette = colormap.palettize(self.ch... | Palettize the current image using
*colormap*. Works only on"L" or "LA" images. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/image.py#L1080-L1091 |
pytroll/trollimage | trollimage/colorspaces.py | lab2xyz | def lab2xyz(l__, a__, b__):
"""Convert L*a*b* to XYZ, L*a*b* expressed within [0, 1].
"""
def f_inv(arr):
"""Inverse of the f function.
"""
return np.where(arr > 6.0/29.0,
arr ** 3,
3 * (6.0 / 29.0) * (6.0 / 29.0) * (arr - 4.0 / 29.0)... | python | def lab2xyz(l__, a__, b__):
"""Convert L*a*b* to XYZ, L*a*b* expressed within [0, 1].
"""
def f_inv(arr):
"""Inverse of the f function.
"""
return np.where(arr > 6.0/29.0,
arr ** 3,
3 * (6.0 / 29.0) * (6.0 / 29.0) * (arr - 4.0 / 29.0)... | Convert L*a*b* to XYZ, L*a*b* expressed within [0, 1]. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colorspaces.py#L28-L45 |
pytroll/trollimage | trollimage/colorspaces.py | xyz2lab | def xyz2lab(x__, y__, z__):
"""Convert XYZ to L*a*b*.
"""
def f__(arr):
"""f__ function
"""
return np.where(arr > 216.0 / 24389.0,
arr ** (1.0/3.0),
(1.0 / 3.0) * (29.0 / 6.0) * (29.0 / 6.0) * arr
+ 4.0 / 29.0)... | python | def xyz2lab(x__, y__, z__):
"""Convert XYZ to L*a*b*.
"""
def f__(arr):
"""f__ function
"""
return np.where(arr > 216.0 / 24389.0,
arr ** (1.0/3.0),
(1.0 / 3.0) * (29.0 / 6.0) * (29.0 / 6.0) * arr
+ 4.0 / 29.0)... | Convert XYZ to L*a*b*. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colorspaces.py#L47-L63 |
pytroll/trollimage | trollimage/colorspaces.py | hcl2lab | def hcl2lab(h__, c__, l__):
"""HCL to L*ab
"""
h_rad = np.deg2rad(h__)
l2_ = l__ * 61 + 9
angle = np.pi / 3.0 - h_rad
r__ = (l__ * 311 + 125) * c__
a__ = np.sin(angle) * r__
b__ = np.cos(angle) * r__
return l2_, a__, b__ | python | def hcl2lab(h__, c__, l__):
"""HCL to L*ab
"""
h_rad = np.deg2rad(h__)
l2_ = l__ * 61 + 9
angle = np.pi / 3.0 - h_rad
r__ = (l__ * 311 + 125) * c__
a__ = np.sin(angle) * r__
b__ = np.cos(angle) * r__
return l2_, a__, b__ | HCL to L*ab | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colorspaces.py#L66-L75 |
pytroll/trollimage | trollimage/colorspaces.py | lab2hcl | def lab2hcl(l__, a__, b__):
"""L*a*b* to HCL
"""
l2_ = (l__ - 9) / 61.0
r__ = np.sqrt(a__*a__ + b__*b__)
s__ = r__ / (l2_ * 311 + 125)
angle = np.arctan2(a__, b__)
c__ = np.rad2deg(np.pi / 3 - angle)%360
return c__, s__, l2_ | python | def lab2hcl(l__, a__, b__):
"""L*a*b* to HCL
"""
l2_ = (l__ - 9) / 61.0
r__ = np.sqrt(a__*a__ + b__*b__)
s__ = r__ / (l2_ * 311 + 125)
angle = np.arctan2(a__, b__)
c__ = np.rad2deg(np.pi / 3 - angle)%360
return c__, s__, l2_ | L*a*b* to HCL | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colorspaces.py#L77-L85 |
pytroll/trollimage | trollimage/colorspaces.py | rgb2xyz | def rgb2xyz(r__, g__, b__):
"""RGB to XYZ
"""
r2_ = r__ / 255.0
g2_ = g__ / 255.0
b2_ = b__ / 255.0
def f__(arr):
"""Forward
"""
return np.where(arr > 0.04045,
((arr + 0.055) / 1.055) ** 2.4,
arr / 12.92)
r2_ = f__(r... | python | def rgb2xyz(r__, g__, b__):
"""RGB to XYZ
"""
r2_ = r__ / 255.0
g2_ = g__ / 255.0
b2_ = b__ / 255.0
def f__(arr):
"""Forward
"""
return np.where(arr > 0.04045,
((arr + 0.055) / 1.055) ** 2.4,
arr / 12.92)
r2_ = f__(r... | RGB to XYZ | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colorspaces.py#L87-L111 |
pytroll/trollimage | trollimage/colorspaces.py | xyz2rgb | def xyz2rgb(x__, y__, z__):
"""XYZ colorspace to RGB
"""
x2_ = x__ / 100.0
y2_ = y__ / 100.0
z2_ = z__ / 100.0
r__ = x2_ * 3.2406 + y2_ * -1.5372 + z2_ * -0.4986
g__ = x2_ * -0.9689 + y2_ * 1.8758 + z2_ * 0.0415
b__ = x2_ * 0.0557 + y2_ * -0.2040 + z2_ * 1.0570
def finv(arr):
... | python | def xyz2rgb(x__, y__, z__):
"""XYZ colorspace to RGB
"""
x2_ = x__ / 100.0
y2_ = y__ / 100.0
z2_ = z__ / 100.0
r__ = x2_ * 3.2406 + y2_ * -1.5372 + z2_ * -0.4986
g__ = x2_ * -0.9689 + y2_ * 1.8758 + z2_ * 0.0415
b__ = x2_ * 0.0557 + y2_ * -0.2040 + z2_ * 1.0570
def finv(arr):
... | XYZ colorspace to RGB | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/colorspaces.py#L113-L131 |
edx/django-user-tasks | user_tasks/tasks.py | purge_old_user_tasks | def purge_old_user_tasks():
"""
Delete any UserTaskStatus and UserTaskArtifact records older than ``settings.USER_TASKS_MAX_AGE``.
Intended to be run as a scheduled task.
"""
limit = now() - settings.USER_TASKS_MAX_AGE
# UserTaskArtifacts will also be removed via deletion cascading
UserTask... | python | def purge_old_user_tasks():
"""
Delete any UserTaskStatus and UserTaskArtifact records older than ``settings.USER_TASKS_MAX_AGE``.
Intended to be run as a scheduled task.
"""
limit = now() - settings.USER_TASKS_MAX_AGE
# UserTaskArtifacts will also be removed via deletion cascading
UserTask... | Delete any UserTaskStatus and UserTaskArtifact records older than ``settings.USER_TASKS_MAX_AGE``.
Intended to be run as a scheduled task. | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/user_tasks/tasks.py#L110-L118 |
edx/django-user-tasks | user_tasks/tasks.py | UserTaskMixin.arguments_as_dict | def arguments_as_dict(cls, *args, **kwargs):
"""
Generate the arguments dictionary provided to :py:meth:`generate_name` and :py:meth:`calculate_total_steps`.
This makes it possible to fetch arguments by name regardless of
whether they were passed as positional or keyword arguments. Unn... | python | def arguments_as_dict(cls, *args, **kwargs):
"""
Generate the arguments dictionary provided to :py:meth:`generate_name` and :py:meth:`calculate_total_steps`.
This makes it possible to fetch arguments by name regardless of
whether they were passed as positional or keyword arguments. Unn... | Generate the arguments dictionary provided to :py:meth:`generate_name` and :py:meth:`calculate_total_steps`.
This makes it possible to fetch arguments by name regardless of
whether they were passed as positional or keyword arguments. Unnamed
positional arguments are provided as a tuple under t... | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/user_tasks/tasks.py#L62-L71 |
edx/django-user-tasks | user_tasks/tasks.py | UserTaskMixin.status | def status(self):
"""
Get the :py:class:`~user_tasks.models.UserTaskStatus` model instance for this UserTaskMixin.
"""
task_id = self.request.id
try:
# Most calls are for existing objects, don't waste time
# preparing creation arguments unless necessary
... | python | def status(self):
"""
Get the :py:class:`~user_tasks.models.UserTaskStatus` model instance for this UserTaskMixin.
"""
task_id = self.request.id
try:
# Most calls are for existing objects, don't waste time
# preparing creation arguments unless necessary
... | Get the :py:class:`~user_tasks.models.UserTaskStatus` model instance for this UserTaskMixin. | https://github.com/edx/django-user-tasks/blob/6a9cf3821f4d8e202e6b48703e6a62e2a889adfb/user_tasks/tasks.py#L74-L95 |
pytroll/trollimage | trollimage/xrimage.py | color_interp | def color_interp(data):
"""Get the color interpretation for this image."""
from rasterio.enums import ColorInterp as ci
modes = {'L': [ci.gray],
'LA': [ci.gray, ci.alpha],
'YCbCr': [ci.Y, ci.Cb, ci.Cr],
'YCbCrA': [ci.Y, ci.Cb, ci.Cr, ci.alpha]}
try:
mode =... | python | def color_interp(data):
"""Get the color interpretation for this image."""
from rasterio.enums import ColorInterp as ci
modes = {'L': [ci.gray],
'LA': [ci.gray, ci.alpha],
'YCbCr': [ci.Y, ci.Cb, ci.Cr],
'YCbCrA': [ci.Y, ci.Cb, ci.Cr, ci.alpha]}
try:
mode =... | Get the color interpretation for this image. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L141-L165 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._correct_dims | def _correct_dims(data):
"""Standardize dimensions to bands, y, and x."""
if not hasattr(data, 'dims'):
raise TypeError("Data must have a 'dims' attribute.")
# doesn't actually copy the data underneath
# we don't want our operations to change the user's data
data = d... | python | def _correct_dims(data):
"""Standardize dimensions to bands, y, and x."""
if not hasattr(data, 'dims'):
raise TypeError("Data must have a 'dims' attribute.")
# doesn't actually copy the data underneath
# we don't want our operations to change the user's data
data = d... | Standardize dimensions to bands, y, and x. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L189-L220 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.save | def save(self, filename, fformat=None, fill_value=None, compute=True,
keep_palette=False, cmap=None, **format_kwargs):
"""Save the image to the given *filename*.
Args:
filename (str): Output filename
fformat (str): File format of output file (optional). Can be
... | python | def save(self, filename, fformat=None, fill_value=None, compute=True,
keep_palette=False, cmap=None, **format_kwargs):
"""Save the image to the given *filename*.
Args:
filename (str): Output filename
fformat (str): File format of output file (optional). Can be
... | Save the image to the given *filename*.
Args:
filename (str): Output filename
fformat (str): File format of output file (optional). Can be
one of many image formats supported by the
`rasterio` or `PIL` libraries ('jpg', 'png',
... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L227-L274 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.rio_save | def rio_save(self, filename, fformat=None, fill_value=None,
dtype=np.uint8, compute=True, tags=None,
keep_palette=False, cmap=None,
**format_kwargs):
"""Save the image using rasterio.
Overviews can be added to the file using the `overviews` kwarg, eg::... | python | def rio_save(self, filename, fformat=None, fill_value=None,
dtype=np.uint8, compute=True, tags=None,
keep_palette=False, cmap=None,
**format_kwargs):
"""Save the image using rasterio.
Overviews can be added to the file using the `overviews` kwarg, eg::... | Save the image using rasterio.
Overviews can be added to the file using the `overviews` kwarg, eg::
img.rio_save('myfile.tif', overviews=[2, 4, 8, 16]) | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L276-L377 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.pil_save | def pil_save(self, filename, fformat=None, fill_value=None,
compute=True, **format_kwargs):
"""Save the image to the given *filename* using PIL.
For now, the compression level [0-9] is ignored, due to PIL's lack of
support. See also :meth:`save`.
"""
fformat = f... | python | def pil_save(self, filename, fformat=None, fill_value=None,
compute=True, **format_kwargs):
"""Save the image to the given *filename* using PIL.
For now, the compression level [0-9] is ignored, due to PIL's lack of
support. See also :meth:`save`.
"""
fformat = f... | Save the image to the given *filename* using PIL.
For now, the compression level [0-9] is ignored, due to PIL's lack of
support. See also :meth:`save`. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L379-L397 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._create_alpha | def _create_alpha(self, data, fill_value=None):
"""Create an alpha band DataArray object.
If `fill_value` is provided and input data is an integer type
then it is used to determine invalid "null" pixels instead of
xarray's `isnull` and `notnull` methods.
The returned array is 1... | python | def _create_alpha(self, data, fill_value=None):
"""Create an alpha band DataArray object.
If `fill_value` is provided and input data is an integer type
then it is used to determine invalid "null" pixels instead of
xarray's `isnull` and `notnull` methods.
The returned array is 1... | Create an alpha band DataArray object.
If `fill_value` is provided and input data is an integer type
then it is used to determine invalid "null" pixels instead of
xarray's `isnull` and `notnull` methods.
The returned array is 1 where data is valid, 0 where invalid. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L424-L445 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._add_alpha | def _add_alpha(self, data, alpha=None):
"""Create an alpha channel and concatenate it to the provided data.
If ``data`` is an integer type then the alpha band will be scaled
to use the smallest (min) value as fully transparent and the largest
(max) value as fully opaque. For float types... | python | def _add_alpha(self, data, alpha=None):
"""Create an alpha channel and concatenate it to the provided data.
If ``data`` is an integer type then the alpha band will be scaled
to use the smallest (min) value as fully transparent and the largest
(max) value as fully opaque. For float types... | Create an alpha channel and concatenate it to the provided data.
If ``data`` is an integer type then the alpha band will be scaled
to use the smallest (min) value as fully transparent and the largest
(max) value as fully opaque. For float types the alpha band spans
0 to 1. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L447-L463 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._scale_to_dtype | def _scale_to_dtype(self, data, dtype):
"""Scale provided data to dtype range assuming a 0-1 range.
Float input data is assumed to be normalized to a 0 to 1 range.
Integer input data is not scaled, only clipped. A float output
type is not scaled since both outputs and inputs are assumed... | python | def _scale_to_dtype(self, data, dtype):
"""Scale provided data to dtype range assuming a 0-1 range.
Float input data is assumed to be normalized to a 0 to 1 range.
Integer input data is not scaled, only clipped. A float output
type is not scaled since both outputs and inputs are assumed... | Scale provided data to dtype range assuming a 0-1 range.
Float input data is assumed to be normalized to a 0 to 1 range.
Integer input data is not scaled, only clipped. A float output
type is not scaled since both outputs and inputs are assumed to
be in the 0-1 range already. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L465-L483 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._check_modes | def _check_modes(self, modes):
"""Check that the image is in one of the given *modes*, raise an exception otherwise."""
if not isinstance(modes, (tuple, list, set)):
modes = [modes]
if self.mode not in modes:
raise ValueError("Image not in suitable mode, expected: %s, got... | python | def _check_modes(self, modes):
"""Check that the image is in one of the given *modes*, raise an exception otherwise."""
if not isinstance(modes, (tuple, list, set)):
modes = [modes]
if self.mode not in modes:
raise ValueError("Image not in suitable mode, expected: %s, got... | Check that the image is in one of the given *modes*, raise an exception otherwise. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L485-L490 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._from_p | def _from_p(self, mode):
"""Convert the image from P or PA to RGB or RGBA."""
self._check_modes(("P", "PA"))
if not self.palette:
raise RuntimeError("Can't convert palettized image, missing palette.")
pal = np.array(self.palette)
pal = da.from_array(pal, chunks=pal.s... | python | def _from_p(self, mode):
"""Convert the image from P or PA to RGB or RGBA."""
self._check_modes(("P", "PA"))
if not self.palette:
raise RuntimeError("Can't convert palettized image, missing palette.")
pal = np.array(self.palette)
pal = da.from_array(pal, chunks=pal.s... | Convert the image from P or PA to RGB or RGBA. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L492-L527 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._l2rgb | def _l2rgb(self, mode):
"""Convert from L (black and white) to RGB.
"""
self._check_modes(("L", "LA"))
bands = ["L"] * 3
if mode[-1] == "A":
bands.append("A")
data = self.data.sel(bands=bands)
data["bands"] = list(mode)
return data | python | def _l2rgb(self, mode):
"""Convert from L (black and white) to RGB.
"""
self._check_modes(("L", "LA"))
bands = ["L"] * 3
if mode[-1] == "A":
bands.append("A")
data = self.data.sel(bands=bands)
data["bands"] = list(mode)
return data | Convert from L (black and white) to RGB. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L529-L539 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._finalize | def _finalize(self, fill_value=None, dtype=np.uint8, keep_palette=False, cmap=None):
"""Wrapper around 'finalize' method for backwards compatibility."""
import warnings
warnings.warn("'_finalize' is deprecated, use 'finalize' instead.",
DeprecationWarning)
return se... | python | def _finalize(self, fill_value=None, dtype=np.uint8, keep_palette=False, cmap=None):
"""Wrapper around 'finalize' method for backwards compatibility."""
import warnings
warnings.warn("'_finalize' is deprecated, use 'finalize' instead.",
DeprecationWarning)
return se... | Wrapper around 'finalize' method for backwards compatibility. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L586-L591 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.finalize | def finalize(self, fill_value=None, dtype=np.uint8, keep_palette=False, cmap=None):
"""Finalize the image to be written to an output file.
This adds an alpha band or fills data with a fill_value (if specified).
It also scales float data to the output range of the data type (0-255
for ui... | python | def finalize(self, fill_value=None, dtype=np.uint8, keep_palette=False, cmap=None):
"""Finalize the image to be written to an output file.
This adds an alpha band or fills data with a fill_value (if specified).
It also scales float data to the output range of the data type (0-255
for ui... | Finalize the image to be written to an output file.
This adds an alpha band or fills data with a fill_value (if specified).
It also scales float data to the output range of the data type (0-255
for uint8, default). For integer input data this method assumes the
data is already scaled to... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L593-L646 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.pil_image | def pil_image(self, fill_value=None, compute=True):
"""Return a PIL image from the current image.
Args:
fill_value (int or float): Value to use for NaN null values.
See :meth:`~trollimage.xrimage.XRImage.finalize` for more
info.
compute (bool): Wh... | python | def pil_image(self, fill_value=None, compute=True):
"""Return a PIL image from the current image.
Args:
fill_value (int or float): Value to use for NaN null values.
See :meth:`~trollimage.xrimage.XRImage.finalize` for more
info.
compute (bool): Wh... | Return a PIL image from the current image.
Args:
fill_value (int or float): Value to use for NaN null values.
See :meth:`~trollimage.xrimage.XRImage.finalize` for more
info.
compute (bool): Whether to return a fully computed PIL.Image
obje... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L648-L665 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.xrify_tuples | def xrify_tuples(self, tup):
"""Make xarray.DataArray from tuple."""
return xr.DataArray(tup,
dims=['bands'],
coords={'bands': self.data['bands']}) | python | def xrify_tuples(self, tup):
"""Make xarray.DataArray from tuple."""
return xr.DataArray(tup,
dims=['bands'],
coords={'bands': self.data['bands']}) | Make xarray.DataArray from tuple. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L667-L671 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.gamma | def gamma(self, gamma=1.0):
"""Apply gamma correction to the channels of the image.
If *gamma* is a
tuple, then it should have as many elements as the channels of the
image, and the gamma correction is applied elementwise. If *gamma* is a
number, the same gamma correction is app... | python | def gamma(self, gamma=1.0):
"""Apply gamma correction to the channels of the image.
If *gamma* is a
tuple, then it should have as many elements as the channels of the
image, and the gamma correction is applied elementwise. If *gamma* is a
number, the same gamma correction is app... | Apply gamma correction to the channels of the image.
If *gamma* is a
tuple, then it should have as many elements as the channels of the
image, and the gamma correction is applied elementwise. If *gamma* is a
number, the same gamma correction is applied on every channel, if there
... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L673-L692 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.stretch | def stretch(self, stretch="crude", **kwargs):
"""Apply stretching to the current image.
The value of *stretch* sets the type of stretching applied. The values
"histogram", "linear", "crude" (or "crude-stretch") perform respectively
histogram equalization, contrast stretching (with 5% cu... | python | def stretch(self, stretch="crude", **kwargs):
"""Apply stretching to the current image.
The value of *stretch* sets the type of stretching applied. The values
"histogram", "linear", "crude" (or "crude-stretch") perform respectively
histogram equalization, contrast stretching (with 5% cu... | Apply stretching to the current image.
The value of *stretch* sets the type of stretching applied. The values
"histogram", "linear", "crude" (or "crude-stretch") perform respectively
histogram equalization, contrast stretching (with 5% cutoff on both
sides), and contrast stretching with... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L694-L730 |
pytroll/trollimage | trollimage/xrimage.py | XRImage._compute_quantile | def _compute_quantile(data, dims, cutoffs):
"""Helper method for stretch_linear.
Dask delayed functions need to be non-internal functions (created
inside a function) to be serializable on a multi-process scheduler.
Quantile requires the data to be loaded since it not supported on
... | python | def _compute_quantile(data, dims, cutoffs):
"""Helper method for stretch_linear.
Dask delayed functions need to be non-internal functions (created
inside a function) to be serializable on a multi-process scheduler.
Quantile requires the data to be loaded since it not supported on
... | Helper method for stretch_linear.
Dask delayed functions need to be non-internal functions (created
inside a function) to be serializable on a multi-process scheduler.
Quantile requires the data to be loaded since it not supported on
dask arrays yet. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L733-L749 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.stretch_linear | def stretch_linear(self, cutoffs=(0.005, 0.005)):
"""Stretch linearly the contrast of the current image.
Use *cutoffs* for left and right trimming.
"""
logger.debug("Perform a linear contrast stretch.")
logger.debug("Calculate the histogram quantiles: ")
logger.debug("L... | python | def stretch_linear(self, cutoffs=(0.005, 0.005)):
"""Stretch linearly the contrast of the current image.
Use *cutoffs* for left and right trimming.
"""
logger.debug("Perform a linear contrast stretch.")
logger.debug("Calculate the histogram quantiles: ")
logger.debug("L... | Stretch linearly the contrast of the current image.
Use *cutoffs* for left and right trimming. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L751-L780 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.crude_stretch | def crude_stretch(self, min_stretch=None, max_stretch=None):
"""Perform simple linear stretching.
This is done without any cutoff on the current image and normalizes to
the [0,1] range.
"""
if min_stretch is None:
non_band_dims = tuple(x for x in self.data.dims if x ... | python | def crude_stretch(self, min_stretch=None, max_stretch=None):
"""Perform simple linear stretching.
This is done without any cutoff on the current image and normalizes to
the [0,1] range.
"""
if min_stretch is None:
non_band_dims = tuple(x for x in self.data.dims if x ... | Perform simple linear stretching.
This is done without any cutoff on the current image and normalizes to
the [0,1] range. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L782-L809 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.stretch_hist_equalize | def stretch_hist_equalize(self, approximate=False):
"""Stretch the current image's colors through histogram equalization.
Args:
approximate (bool): Use a faster less-accurate percentile
calculation. At the time of writing the dask
... | python | def stretch_hist_equalize(self, approximate=False):
"""Stretch the current image's colors through histogram equalization.
Args:
approximate (bool): Use a faster less-accurate percentile
calculation. At the time of writing the dask
... | Stretch the current image's colors through histogram equalization.
Args:
approximate (bool): Use a faster less-accurate percentile
calculation. At the time of writing the dask
version of `percentile` is not as accurate as
... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L811-L856 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.stretch_logarithmic | def stretch_logarithmic(self, factor=100.):
"""Move data into range [1:factor] through normalized logarithm."""
logger.debug("Perform a logarithmic contrast stretch.")
crange = (0., 1.0)
b__ = float(crange[1] - crange[0]) / np.log(factor)
c__ = float(crange[0])
def _ban... | python | def stretch_logarithmic(self, factor=100.):
"""Move data into range [1:factor] through normalized logarithm."""
logger.debug("Perform a logarithmic contrast stretch.")
crange = (0., 1.0)
b__ = float(crange[1] - crange[0]) / np.log(factor)
c__ = float(crange[0])
def _ban... | Move data into range [1:factor] through normalized logarithm. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L858-L883 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.stretch_weber_fechner | def stretch_weber_fechner(self, k, s0):
"""Stretch according to the Weber-Fechner law.
p = k.ln(S/S0)
p is perception, S is the stimulus, S0 is the stimulus threshold (the
highest unpercieved stimulus), and k is the factor.
"""
attrs = self.data.attrs
self.data =... | python | def stretch_weber_fechner(self, k, s0):
"""Stretch according to the Weber-Fechner law.
p = k.ln(S/S0)
p is perception, S is the stimulus, S0 is the stimulus threshold (the
highest unpercieved stimulus), and k is the factor.
"""
attrs = self.data.attrs
self.data =... | Stretch according to the Weber-Fechner law.
p = k.ln(S/S0)
p is perception, S is the stimulus, S0 is the stimulus threshold (the
highest unpercieved stimulus), and k is the factor. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L885-L894 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.invert | def invert(self, invert=True):
"""Inverts all the channels of a image according to *invert*.
If invert is a tuple or a list, elementwise invertion is performed,
otherwise all channels are inverted if *invert* is true (default).
Note: 'Inverting' means that black becomes white, and vice... | python | def invert(self, invert=True):
"""Inverts all the channels of a image according to *invert*.
If invert is a tuple or a list, elementwise invertion is performed,
otherwise all channels are inverted if *invert* is true (default).
Note: 'Inverting' means that black becomes white, and vice... | Inverts all the channels of a image according to *invert*.
If invert is a tuple or a list, elementwise invertion is performed,
otherwise all channels are inverted if *invert* is true (default).
Note: 'Inverting' means that black becomes white, and vice-versa, not
that the values are ne... | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L896-L915 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.merge | def merge(self, img):
"""Use the provided image as background for the current *img* image,
that is if the current image has missing data.
"""
raise NotImplementedError("This method has not be implemented for "
"xarray support.")
if self.is_empty(... | python | def merge(self, img):
"""Use the provided image as background for the current *img* image,
that is if the current image has missing data.
"""
raise NotImplementedError("This method has not be implemented for "
"xarray support.")
if self.is_empty(... | Use the provided image as background for the current *img* image,
that is if the current image has missing data. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L917-L938 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.colorize | def colorize(self, colormap):
"""Colorize the current image using `colormap`.
.. note::
Works only on "L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
if self.mode == "LA":
... | python | def colorize(self, colormap):
"""Colorize the current image using `colormap`.
.. note::
Works only on "L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
if self.mode == "LA":
... | Colorize the current image using `colormap`.
.. note::
Works only on "L" or "LA" images. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L940-L982 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.palettize | def palettize(self, colormap):
"""Palettize the current image using `colormap`.
.. note::
Works only on "L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
l_data = self.data.sel(bands=['L... | python | def palettize(self, colormap):
"""Palettize the current image using `colormap`.
.. note::
Works only on "L" or "LA" images.
"""
if self.mode not in ("L", "LA"):
raise ValueError("Image should be grayscale to colorize")
l_data = self.data.sel(bands=['L... | Palettize the current image using `colormap`.
.. note::
Works only on "L" or "LA" images. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L984-L1012 |
pytroll/trollimage | trollimage/xrimage.py | XRImage.blend | def blend(self, other):
"""Alpha blend *other* on top of the current image."""
raise NotImplementedError("This method has not be implemented for "
"xarray support.")
if self.mode != "RGBA" or other.mode != "RGBA":
raise ValueError("Images must be in... | python | def blend(self, other):
"""Alpha blend *other* on top of the current image."""
raise NotImplementedError("This method has not be implemented for "
"xarray support.")
if self.mode != "RGBA" or other.mode != "RGBA":
raise ValueError("Images must be in... | Alpha blend *other* on top of the current image. | https://github.com/pytroll/trollimage/blob/d35a7665ad475ff230e457085523e21f2cd3f454/trollimage/xrimage.py#L1014-L1029 |
srstevenson/xdg | src/xdg.py | _path_from_env | def _path_from_env(variable: str, default: Path) -> Path:
"""Read an environment variable as a path.
The environment variable with the specified name is read, and its
value returned as a path. If the environment variable is not set, or
set to the empty string, the default value is returned.
Parame... | python | def _path_from_env(variable: str, default: Path) -> Path:
"""Read an environment variable as a path.
The environment variable with the specified name is read, and its
value returned as a path. If the environment variable is not set, or
set to the empty string, the default value is returned.
Parame... | Read an environment variable as a path.
The environment variable with the specified name is read, and its
value returned as a path. If the environment variable is not set, or
set to the empty string, the default value is returned.
Parameters
----------
variable : str
Name of the enviro... | https://github.com/srstevenson/xdg/blob/ec570eee85d2750ac83e60eeb7e1ac592c8166a8/src/xdg.py#L51-L75 |
srstevenson/xdg | src/xdg.py | _paths_from_env | def _paths_from_env(variable: str, default: List[Path]) -> List[Path]:
"""Read an environment variable as a list of paths.
The environment variable with the specified name is read, and its
value split on colons and returned as a list of paths. If the
environment variable is not set, or set to the empty... | python | def _paths_from_env(variable: str, default: List[Path]) -> List[Path]:
"""Read an environment variable as a list of paths.
The environment variable with the specified name is read, and its
value split on colons and returned as a list of paths. If the
environment variable is not set, or set to the empty... | Read an environment variable as a list of paths.
The environment variable with the specified name is read, and its
value split on colons and returned as a list of paths. If the
environment variable is not set, or set to the empty string, the
default value is returned.
Parameters
----------
... | https://github.com/srstevenson/xdg/blob/ec570eee85d2750ac83e60eeb7e1ac592c8166a8/src/xdg.py#L78-L103 |
thesharp/htpasswd | htpasswd/basic.py | Basic.add | def add(self, user, password):
""" Adds a user with password """
if self.__contains__(user):
raise UserExists
self.new_users[user] = self._encrypt_password(password) + "\n" | python | def add(self, user, password):
""" Adds a user with password """
if self.__contains__(user):
raise UserExists
self.new_users[user] = self._encrypt_password(password) + "\n" | Adds a user with password | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/basic.py#L70-L74 |
thesharp/htpasswd | htpasswd/basic.py | Basic.pop | def pop(self, user):
""" Deletes a user """
if not self.__contains__(user):
raise UserNotExists
self.new_users.pop(user) | python | def pop(self, user):
""" Deletes a user """
if not self.__contains__(user):
raise UserNotExists
self.new_users.pop(user) | Deletes a user | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/basic.py#L76-L80 |
thesharp/htpasswd | htpasswd/basic.py | Basic.change_password | def change_password(self, user, password):
""" Changes user password """
if not self.__contains__(user):
raise UserNotExists
self.new_users[user] = self._encrypt_password(password) + "\n" | python | def change_password(self, user, password):
""" Changes user password """
if not self.__contains__(user):
raise UserNotExists
self.new_users[user] = self._encrypt_password(password) + "\n" | Changes user password | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/basic.py#L82-L86 |
thesharp/htpasswd | htpasswd/basic.py | Basic._encrypt_password | def _encrypt_password(self, password):
"""encrypt the password for given mode """
if self.encryption_mode.lower() == 'crypt':
return self._crypt_password(password)
elif self.encryption_mode.lower() == 'md5':
return self._md5_password(password)
elif self.encryption... | python | def _encrypt_password(self, password):
"""encrypt the password for given mode """
if self.encryption_mode.lower() == 'crypt':
return self._crypt_password(password)
elif self.encryption_mode.lower() == 'md5':
return self._md5_password(password)
elif self.encryption... | encrypt the password for given mode | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/basic.py#L88-L97 |
thesharp/htpasswd | htpasswd/basic.py | Basic._crypt_password | def _crypt_password(self, password):
""" Crypts password """
def salt():
""" Generates some salt """
symbols = ascii_letters + digits
return choice(symbols) + choice(symbols)
return crypt(password, salt()) | python | def _crypt_password(self, password):
""" Crypts password """
def salt():
""" Generates some salt """
symbols = ascii_letters + digits
return choice(symbols) + choice(symbols)
return crypt(password, salt()) | Crypts password | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/basic.py#L99-L107 |
thesharp/htpasswd | htpasswd/group.py | Group.add_user | def add_user(self, user, group):
""" Adds user to a group """
if self.is_user_in(user, group):
raise UserAlreadyInAGroup
self.new_groups.add(group, user) | python | def add_user(self, user, group):
""" Adds user to a group """
if self.is_user_in(user, group):
raise UserAlreadyInAGroup
self.new_groups.add(group, user) | Adds user to a group | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/group.py#L63-L67 |
thesharp/htpasswd | htpasswd/group.py | Group.delete_user | def delete_user(self, user, group):
""" Deletes user from group """
if not self.__contains__(group):
raise GroupNotExists
if not self.is_user_in(user, group):
raise UserNotInAGroup
self.new_groups.popvalue(group, user) | python | def delete_user(self, user, group):
""" Deletes user from group """
if not self.__contains__(group):
raise GroupNotExists
if not self.is_user_in(user, group):
raise UserNotInAGroup
self.new_groups.popvalue(group, user) | Deletes user from group | https://github.com/thesharp/htpasswd/blob/8bf5cee0bd5362af586729f4c9cea8131eedd74f/htpasswd/group.py#L69-L75 |
openstack/swauth | swauth/middleware.py | filter_factory | def filter_factory(global_conf, **local_conf):
"""Returns a WSGI filter app for use with paste.deploy."""
conf = global_conf.copy()
conf.update(local_conf)
def auth_filter(app):
return Swauth(app, conf)
return auth_filter | python | def filter_factory(global_conf, **local_conf):
"""Returns a WSGI filter app for use with paste.deploy."""
conf = global_conf.copy()
conf.update(local_conf)
def auth_filter(app):
return Swauth(app, conf)
return auth_filter | Returns a WSGI filter app for use with paste.deploy. | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L1702-L1709 |
openstack/swauth | swauth/middleware.py | Swauth.make_pre_authed_request | def make_pre_authed_request(self, env, method=None, path=None, body=None,
headers=None):
"""Nearly the same as swift.common.wsgi.make_pre_authed_request
except that this also always sets the 'swift.source' and user
agent.
Newer Swift code will support swi... | python | def make_pre_authed_request(self, env, method=None, path=None, body=None,
headers=None):
"""Nearly the same as swift.common.wsgi.make_pre_authed_request
except that this also always sets the 'swift.source' and user
agent.
Newer Swift code will support swi... | Nearly the same as swift.common.wsgi.make_pre_authed_request
except that this also always sets the 'swift.source' and user
agent.
Newer Swift code will support swift_source as a kwarg, but we
do it this way so we don't have to have a newer Swift.
Since we're doing this anyway, ... | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L179-L201 |
openstack/swauth | swauth/middleware.py | Swauth._get_concealed_token | def _get_concealed_token(self, token):
"""Returns hashed token to be used as object name in Swift.
Tokens are stored in auth account but object names are visible in Swift
logs. Object names are hashed from token.
"""
enc_key = "%s:%s:%s" % (HASH_PATH_PREFIX, token, HASH_PATH_SUF... | python | def _get_concealed_token(self, token):
"""Returns hashed token to be used as object name in Swift.
Tokens are stored in auth account but object names are visible in Swift
logs. Object names are hashed from token.
"""
enc_key = "%s:%s:%s" % (HASH_PATH_PREFIX, token, HASH_PATH_SUF... | Returns hashed token to be used as object name in Swift.
Tokens are stored in auth account but object names are visible in Swift
logs. Object names are hashed from token. | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L296-L303 |
openstack/swauth | swauth/middleware.py | Swauth.get_groups | def get_groups(self, env, token):
"""Get groups for the given token.
:param env: The current WSGI environment dictionary.
:param token: Token to validate and return a group string for.
:returns: None if the token is invalid or a string containing a comma
separated lis... | python | def get_groups(self, env, token):
"""Get groups for the given token.
:param env: The current WSGI environment dictionary.
:param token: Token to validate and return a group string for.
:returns: None if the token is invalid or a string containing a comma
separated lis... | Get groups for the given token.
:param env: The current WSGI environment dictionary.
:param token: Token to validate and return a group string for.
:returns: None if the token is invalid or a string containing a comma
separated list of groups the authenticated user is a membe... | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L305-L436 |
openstack/swauth | swauth/middleware.py | Swauth.authorize | def authorize(self, req):
"""Returns None if the request is authorized to continue or a standard
WSGI response callable if not.
"""
try:
version, account, container, obj = split_path(req.path, 1, 4, True)
except ValueError:
return HTTPNotFound(request=req)... | python | def authorize(self, req):
"""Returns None if the request is authorized to continue or a standard
WSGI response callable if not.
"""
try:
version, account, container, obj = split_path(req.path, 1, 4, True)
except ValueError:
return HTTPNotFound(request=req)... | Returns None if the request is authorized to continue or a standard
WSGI response callable if not. | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L438-L477 |
openstack/swauth | swauth/middleware.py | Swauth.denied_response | def denied_response(self, req):
"""Returns a standard WSGI response callable with the status of 403 or 401
depending on whether the REMOTE_USER is set or not.
"""
if not hasattr(req, 'credentials_valid'):
req.credentials_valid = None
if req.remote_user or req.credenti... | python | def denied_response(self, req):
"""Returns a standard WSGI response callable with the status of 403 or 401
depending on whether the REMOTE_USER is set or not.
"""
if not hasattr(req, 'credentials_valid'):
req.credentials_valid = None
if req.remote_user or req.credenti... | Returns a standard WSGI response callable with the status of 403 or 401
depending on whether the REMOTE_USER is set or not. | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L479-L488 |
openstack/swauth | swauth/middleware.py | Swauth.handle | def handle(self, env, start_response):
"""WSGI entry point for auth requests (ones that match the
self.auth_prefix).
Wraps env in swob.Request object and passes it down.
:param env: WSGI environment dictionary
:param start_response: WSGI callable
"""
try:
... | python | def handle(self, env, start_response):
"""WSGI entry point for auth requests (ones that match the
self.auth_prefix).
Wraps env in swob.Request object and passes it down.
:param env: WSGI environment dictionary
:param start_response: WSGI callable
"""
try:
... | WSGI entry point for auth requests (ones that match the
self.auth_prefix).
Wraps env in swob.Request object and passes it down.
:param env: WSGI environment dictionary
:param start_response: WSGI callable | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L490-L523 |
openstack/swauth | swauth/middleware.py | Swauth.handle_request | def handle_request(self, req):
"""Entry point for auth requests (ones that match the self.auth_prefix).
Should return a WSGI-style callable (such as swob.Response).
:param req: swob.Request object
"""
req.start_time = time()
handler = None
try:
versio... | python | def handle_request(self, req):
"""Entry point for auth requests (ones that match the self.auth_prefix).
Should return a WSGI-style callable (such as swob.Response).
:param req: swob.Request object
"""
req.start_time = time()
handler = None
try:
versio... | Entry point for auth requests (ones that match the self.auth_prefix).
Should return a WSGI-style callable (such as swob.Response).
:param req: swob.Request object | https://github.com/openstack/swauth/blob/0c8eaf50a9e2b3317f3eba62f205546904bc6d74/swauth/middleware.py#L525-L577 |
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