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def get_pixel(framebuf, x, y):
"""Get the color of a given pixel"""
index = (y >> 3) * framebuf.stride + x
offset = y & 0x07
return (framebuf.buf[index] >> offset) & 0x01 |
def fill_rect(framebuf, x, y, width, height, color):
"""Draw a rectangle at the given location, size and color. The ``fill_rect`` method draws
both the outline and interior."""
# pylint: disable=too-many-arguments
while height > 0:
index = (y >> 3) * framebuf.stride + x
... |
def fill_rect(self, x, y, width, height, color):
"""Draw a rectangle at the given location, size and color. The ``fill_rect`` method draws
both the outline and interior."""
# pylint: disable=too-many-arguments, too-many-boolean-expressions
self.rect(x, y, width, height, color, fill=True) |
def pixel(self, x, y, color=None):
"""If ``color`` is not given, get the color value of the specified pixel. If ``color`` is
given, set the specified pixel to the given color."""
if self.rotation == 1:
x, y = y, x
x = self.width - x - 1
if self.rotation == 2:
... |
def hline(self, x, y, width, color):
"""Draw a horizontal line up to a given length."""
self.rect(x, y, width, 1, color, fill=True) |
def vline(self, x, y, height, color):
"""Draw a vertical line up to a given length."""
self.rect(x, y, 1, height, color, fill=True) |
def rect(self, x, y, width, height, color, *, fill=False):
"""Draw a rectangle at the given location, size and color. The ```rect``` method draws only
a 1 pixel outline."""
# pylint: disable=too-many-arguments
if self.rotation == 1:
x, y = y, x
width, height = hei... |
def line(self, x_0, y_0, x_1, y_1, color):
# pylint: disable=too-many-arguments
"""Bresenham's line algorithm"""
d_x = abs(x_1 - x_0)
d_y = abs(y_1 - y_0)
x, y = x_0, y_0
s_x = -1 if x_0 > x_1 else 1
s_y = -1 if y_0 > y_1 else 1
if d_x > d_y:
e... |
def scroll(self, delta_x, delta_y):
"""shifts framebuf in x and y direction"""
if delta_x < 0:
shift_x = 0
xend = self.width + delta_x
dt_x = 1
else:
shift_x = self.width - 1
xend = delta_x - 1
dt_x = -1
if delta_y <... |
def text(self, string, x, y, color, *,
font_name="font5x8.bin"):
"""text is not yet implemented"""
if not self._font or self._font.font_name != font_name:
# load the font!
self._font = BitmapFont()
w = self._font.font_width
for i, char in enumerate(st... |
def image(self, img):
"""Set buffer to value of Python Imaging Library image. The image should
be in 1 bit mode and a size equal to the display size."""
if img.mode != '1':
raise ValueError('Image must be in mode 1.')
imwidth, imheight = img.size
if imwidth != self.w... |
def draw_char(self, char, x, y, framebuffer, color):
# pylint: disable=too-many-arguments
"""Draw one character at position (x,y) to a framebuffer in a given color"""
# Don't draw the character if it will be clipped off the visible area.
#if x < -self.font_width or x >= framebuffer.width... |
def parse_auth_token_from_request(self, auth_header):
"""
Parses and returns Auth token from the request header. Raises
`falcon.HTTPUnauthoried exception` with proper error message
"""
if not auth_header:
raise falcon.HTTPUnauthorized(
description='Mis... |
def get_auth_header(self, user_payload):
"""
Returns the value for authorization header
Args:
user_payload(dict, required): A `dict` containing required information
to create authentication token
"""
auth_token = self.get_auth_token(user_payload)
... |
def authenticate(self, req, resp, resource):
"""
Extract auth token from request `authorization` header, decode jwt token,
verify configured claims and return either a ``user``
object if successful else raise an `falcon.HTTPUnauthoried exception`
"""
payload = self._decod... |
def get_auth_token(self, user_payload):
"""
Create a JWT authentication token from ``user_payload``
Args:
user_payload(dict, required): A `dict` containing required information
to create authentication token
"""
now = datetime.utcnow()
payload... |
def authenticate(self, req, resp, resource):
"""
Extract basic auth token from request `authorization` header, deocode the
token, verifies the username/password and return either a ``user``
object if successful else raise an `falcon.HTTPUnauthoried exception`
"""
usernam... |
def get_auth_token(self, user_payload):
"""
Extracts username, password from the `user_payload` and encode the
credentials `username:password` in `base64` form
"""
username = user_payload.get('username') or None
password = user_payload.get('password') or None
if ... |
def get_auth_token(self, user_payload):
"""
Extracts token from the `user_payload`
"""
token = user_payload.get('token') or None
if not token:
raise ValueError('`user_payload` must provide api token')
return '{auth_header_prefix} {token}'.format(
... |
def parse_auth_token_from_request(self, auth_header):
"""
Parses and returns the Hawk Authorization header if it is present and well-formed.
Raises `falcon.HTTPUnauthoried exception` with proper error message
"""
if not auth_header:
raise falcon.HTTPUnauthorized(
... |
def _apply_base_theme(app):
""" Apply base theme to the application.
Args:
app (QApplication): QApplication instance.
"""
if QT_VERSION < (5,):
app.setStyle('plastique')
else:
app.setStyle('Fusion')
with open(_STYLESHEET) as stylesheet:
app.setStyleShee... |
def dark(app):
""" Apply Dark Theme to the Qt application instance.
Args:
app (QApplication): QApplication instance.
"""
_apply_base_theme(app)
darkPalette = QPalette()
# base
darkPalette.setColor(QPalette.WindowText, QColor(180, 180, 180))
darkPalette.setColor(QPalet... |
def pkgconfig(*packages, **kw):
"""Based on http://code.activestate.com/recipes/502261-python-distutils-pkg-config/#c2"""
flag_map = {'-I': 'include_dirs', '-L': 'library_dirs', '-l': 'libraries'}
output = sp.Popen(["pkg-config", "--libs", "--cflags"] + list(packages),
stdout=sp.PIPE)... |
def inheritance_diagram_directive(name, arguments, options, content, lineno,
content_offset, block_text, state,
state_machine):
"""
Run when the inheritance_diagram directive is first encountered.
"""
node = inheritance_diagram()
c... |
def html_output_graph(self, node):
"""
Output the graph for HTML. This will insert a PNG with clickable
image map.
"""
graph = node['graph']
parts = node['parts']
graph_hash = get_graph_hash(node)
name = "inheritance%s" % graph_hash
path = '_images'
dest_path = os.path.join(set... |
def latex_output_graph(self, node):
"""
Output the graph for LaTeX. This will insert a PDF.
"""
graph = node['graph']
parts = node['parts']
graph_hash = get_graph_hash(node)
name = "inheritance%s" % graph_hash
dest_path = os.path.abspath(os.path.join(setup.app.builder.outdir, '_images'... |
def visit_inheritance_diagram(inner_func):
"""
This is just a wrapper around html/latex_output_graph to make it
easier to handle errors and insert warnings.
"""
def visitor(self, node):
try:
content = inner_func(self, node)
except DotException, e:
# Insert the... |
def _import_class_or_module(self, name):
"""
Import a class using its fully-qualified *name*.
"""
try:
path, base = self.py_sig_re.match(name).groups()
except:
raise ValueError(
"Invalid class or module '%s' specified for inheritance diagra... |
def _import_classes(self, class_names):
"""
Import a list of classes.
"""
classes = []
for name in class_names:
classes.extend(self._import_class_or_module(name))
return classes |
def _all_classes(self, classes):
"""
Return a list of all classes that are ancestors of *classes*.
"""
all_classes = {}
def recurse(cls):
all_classes[cls] = None
for c in cls.__bases__:
if c not in all_classes:
recurse(... |
def generate_dot(self, fd, name, parts=0, urls={},
graph_options={}, node_options={},
edge_options={}):
"""
Generate a graphviz dot graph from the classes that
were passed in to __init__.
*fd* is a Python file-like object to write to.
*... |
def run_dot(self, args, name, parts=0, urls={},
graph_options={}, node_options={}, edge_options={}):
"""
Run graphviz 'dot' over this graph, returning whatever 'dot'
writes to stdout.
*args* will be passed along as commandline arguments.
*name* is the name of th... |
def minimize_ipopt(fun, x0, args=(), kwargs=None, method=None, jac=None, hess=None, hessp=None,
bounds=None, constraints=(), tol=None, callback=None, options=None):
"""
Minimize a function using ipopt. The call signature is exactly like for
`scipy.optimize.mimize`. In options, all options... |
def parse_md_to_rst(file):
"""Read Markdown file and convert to ReStructured Text."""
try:
from m2r import parse_from_file
return parse_from_file(file).replace(
"artwork/", "http://198.27.119.65/"
)
except ImportError:
# m2r may not be installed in user environmen... |
def deleted_count(self):
"""The number of documents deleted."""
if isinstance(self.raw_result, list):
return len(self.raw_result)
else:
return self.raw_result |
def generate_id():
"""Generate new UUID"""
# TODO: Use six.string_type to Py3 compat
try:
return unicode(uuid1()).replace(u"-", u"")
except NameError:
return str(uuid1()).replace(u"-", u"") |
def build_table(self):
"""
Builds a new tinydb table at the parent database
:return:
"""
self.table = self.parent.tinydb.table(self.tablename) |
def drop(self, **kwargs):
"""
Removes a collection from the database.
**kwargs only because of the optional "writeConcern" field, but does nothing in the TinyDB database.
:return: Returns True when successfully drops a collection. Returns False when collection to drop does not
ex... |
def insert(self, docs, *args, **kwargs):
"""Backwards compatibility with insert"""
if isinstance(docs, list):
return self.insert_many(docs, *args, **kwargs)
else:
return self.insert_one(docs, *args, **kwargs) |
def insert_one(self, doc, *args, **kwargs):
"""
Inserts one document into the collection
If contains '_id' key it is used, else it is generated.
:param doc: the document
:return: InsertOneResult
"""
if self.table is None:
self.build_table()
if... |
def insert_many(self, docs, *args, **kwargs):
"""
Inserts several documents into the collection
:param docs: a list of documents
:return: InsertManyResult
"""
if self.table is None:
self.build_table()
if not isinstance(docs, list):
raise V... |
def parse_query(self, query):
"""
Creates a tinydb Query() object from the query dict
:param query: object containing the dictionary representation of the
query
:return: composite Query()
"""
logger.debug(u'query to parse2: {}'.format(query))
# this shou... |
def parse_condition(self, query, prev_key=None, last_prev_key=None):
"""
Creates a recursive generator for parsing some types of Query()
conditions
:param query: Query object
:param prev_key: The key at the next-higher level
:return: generator object, the last of which w... |
def update(self, query, doc, *args, **kwargs):
"""BAckwards compatibility with update"""
if isinstance(doc, list):
return [
self.update_one(query, item, *args, **kwargs)
for item in doc
]
else:
return self.update_one(query, doc,... |
def update_one(self, query, doc):
"""
Updates one element of the collection
:param query: dictionary representing the mongo query
:param doc: dictionary representing the item to be updated
:return: UpdateResult
"""
if self.table is None:
self.build_ta... |
def find(self, filter=None, sort=None, skip=None, limit=None,
*args, **kwargs):
"""
Finds all matching results
:param query: dictionary representing the mongo query
:return: cursor containing the search results
"""
if self.table is None:
self.bui... |
def find_one(self, filter=None):
"""
Finds one matching query element
:param query: dictionary representing the mongo query
:return: the resulting document (if found)
"""
if self.table is None:
self.build_table()
allcond = self.parse_query(filter)
... |
def remove(self, spec_or_id, multi=True, *args, **kwargs):
"""Backwards compatibility with remove"""
if multi:
return self.delete_many(spec_or_id)
return self.delete_one(spec_or_id) |
def delete_one(self, query):
"""
Deletes one document from the collection
:param query: dictionary representing the mongo query
:return: DeleteResult
"""
item = self.find_one(query)
result = self.table.remove(where(u'_id') == item[u'_id'])
return DeleteR... |
def delete_many(self, query):
"""
Removes all items matching the mongo query
:param query: dictionary representing the mongo query
:return: DeleteResult
"""
items = self.find(query)
result = [
self.table.remove(where(u'_id') == item[u'_id'])
... |
def paginate(self, skip, limit):
"""Paginate list of records"""
if not self.count() or not limit:
return
skip = skip or 0
pages = int(ceil(self.count() / float(limit)))
limits = {}
last = 0
for i in range(pages):
current = limit * i
... |
def _order(self, value, is_reverse=None):
"""Parsing data to a sortable form
By giving each data type an ID(int), and assemble with the value
into a sortable tuple.
"""
def _dict_parser(dict_doc):
""" dict ordered by:
valueType_N -> key_N -> value_N
... |
def sort(self, key_or_list, direction=None):
"""
Sorts a cursor object based on the input
:param key_or_list: a list/tuple containing the sort specification,
i.e. ('user_number': -1), or a basestring
:param direction: sorting direction, 1 or -1, needed if key_or_list
... |
def hasNext(self):
"""
Returns True if the cursor has a next position, False if not
:return:
"""
cursor_pos = self.cursorpos + 1
try:
self.cursordat[cursor_pos]
return True
except IndexError:
return False |
def display(self, image):
"""
Takes a 1-bit :py:mod:`PIL.Image` and dumps it to the PCD8544
LCD display.
"""
assert(image.mode == self.mode)
assert(image.size == self.size)
image = self.preprocess(image)
self.command(0x20, 0x80, 0x40)
buf = byte... |
def display(self, image):
"""
Takes a 1-bit :py:mod:`PIL.Image` and dumps it to the ST7567
LCD display
"""
assert(image.mode == self.mode)
assert(image.size == self.size)
image = self.preprocess(image)
set_page_address = 0xB0
image_data = image.... |
def should_stream(proxy_response):
"""Function to verify if the proxy_response must be converted into
a stream.This will be done by checking the proxy_response content-length
and verify if its length is bigger than one stipulated
by MIN_STREAMING_LENGTH.
:param proxy_response: An Instance of urllib... |
def get_charset(content_type):
"""Function used to retrieve the charset from a content-type.If there is no
charset in the content type then the charset defined on DEFAULT_CHARSET
will be returned
:param content_type: A string containing a Content-Type header
:returns: A string cont... |
def required_header(header):
"""Function that verify if the header parameter is a essential header
:param header: A string represented a header
:returns: A boolean value that represent if the header is required
"""
if header in IGNORE_HEADERS:
return False
if header.startswith('... |
def normalize_request_headers(request):
r"""Function used to transform header, replacing 'HTTP\_' to ''
and replace '_' to '-'
:param request: A HttpRequest that will be transformed
:returns: A dictionary with the normalized headers
"""
norm_headers = {}
for header, value in request... |
def encode_items(items):
"""Function that encode all elements in the list of items passed as
a parameter
:param items: A list of tuple
:returns: A list of tuple with all items encoded in 'utf-8'
"""
encoded = []
for key, values in items:
for value in values:
encode... |
def cookie_from_string(cookie_string, strict_cookies=False):
"""Parser for HTTP header set-cookie
The return from this function will be used as parameters for
django's response.set_cookie method. Because set_cookie doesn't
have parameter comment, this cookie attribute will be ignored.
:param cooki... |
def unquote(value):
"""Remove wrapping quotes from a string.
:param value: A string that might be wrapped in double quotes, such
as a HTTP cookie value.
:returns: Beginning and ending quotes removed and escaped quotes (``\"``)
unescaped
"""
if len(value) > 1 and valu... |
def asbool(value):
"""Function used to convert certain string values into an appropriated
boolean value.If value is not a string the built-in python
bool function will be used to convert the passed parameter
:param value: an object to be converted to a boolean value
:returns: A boolean value... |
def should_transform(self):
"""Determine if we should transform the response
:returns: A boolean value
"""
if not HAS_DIAZO:
self.log.info("HAS_DIAZO: false")
return False
if asbool(self.request.META.get(DIAZO_OFF_REQUEST_HEADER)):
self.log... |
def transform(self, rules, theme_template, is_html5, context_data=None):
"""Method used to make a transformation on the content of
the http response based on the rules and theme_templates
passed as paremters
:param rules: A file with a set of diazo rules to make a
... |
def set_html5_doctype(self):
"""Method used to transform a doctype in to a properly html5 doctype
"""
doctype = b'<!DOCTYPE html>\n'
content = doctype_re.subn(doctype, self.response.content, 1)[0]
self.response.content = content |
def _output(self, s):
"""Host header should always be first"""
if s.lower().startswith(b'host: '):
self._buffer.insert(1, s)
else:
self._buffer.append(s) |
def get_django_response(proxy_response, strict_cookies=False):
"""This method is used to create an appropriate response based on the
Content-Length of the proxy_response. If the content is bigger than
MIN_STREAMING_LENGTH, which is found on utils.py,
than django.http.StreamingHttpResponse will be create... |
def get_request_headers(self):
"""Return request headers that will be sent to upstream.
The header REMOTE_USER is set to the current user
if AuthenticationMiddleware is enabled and
the view's add_remote_user property is True.
.. versionadded:: 0.9.8
"""
request... |
def get_encoded_query_params(self):
"""Return encoded query params to be used in proxied request"""
get_data = encode_items(self.request.GET.lists())
return urlencode(get_data) |
def stream_download(url, target_path, verbose=False):
""" Download a large file without loading it into memory. """
response = requests.get(url, stream=True)
handle = open(target_path, "wb")
if verbose:
print("Beginning streaming download of %s" % url)
start = datetime.now()
try:... |
def validate_object_id(object_id):
""" It's easy to make a mistake entering these, validate the format """
result = re.match(OBJECT_ID_RE, str(object_id))
if not result:
print("'%s' appears not to be a valid 990 object_id" % object_id)
raise RuntimeError(OBJECT_ID_MSG)
return object_id |
def _get_table_start(self):
""" prefill the columns we need for all tables """
if self.documentation:
standardized_table_start = {
'object_id': {
'value': self.object_id,
'ordering': -1,
'line_number': 'NA',
... |
def debracket(string):
""" Eliminate the bracketed var names in doc, line strings """
result = re.sub(BRACKET_RE, ';', str(string))
result = result.lstrip(';')
result = result.lstrip(' ')
result = result.replace('; ;',';')
return result |
def run_sked(self, object_id, sked, verbose=False):
"""
sked is the proper name of the schedule:
IRS990, IRS990EZ, IRS990PF, IRS990ScheduleA, etc.
"""
self.whole_filing_data = []
self.filing_keyerr_data = []
this_filing = Filing(object_id)
this_filing.proc... |
def _download(self, force_overwrite=False, verbose=False):
"""
Download the file if it's not already there.
We shouldn't *need* to overwrite; the xml is not supposed to update.
"""
if not force_overwrite:
# If the file is already there, we're done
if os.pa... |
def _set_schedules(self):
""" Attach the known and unknown schedules """
self.schedules = ['ReturnHeader990x', ]
self.otherforms = []
for sked in self.raw_irs_dict['Return']['ReturnData'].keys():
if not sked.startswith("@"):
if sked in KNOWN_SCHEDULES:
... |
def get_parsed_sked(self, skedname):
""" Returns an array because multiple sked K's are allowed"""
if not self.processed:
raise Exception("Filing must be processed to return parsed sked")
if skedname in self.schedules:
matching_skeds = []
for sked in self.resu... |
def headers(self):
"""
Return headers of the uploader instance. This would include the headers of the
client instance.
"""
client_headers = getattr(self.client, 'headers', {})
return dict(self.DEFAULT_HEADERS, **client_headers) |
def headers_as_list(self):
"""
Does the same as 'headers' except it is returned as a list.
"""
headers = self.headers
headers_list = ['{}: {}'.format(key, value) for key, value in iteritems(headers)]
return headers_list |
def get_offset(self):
"""
Return offset from tus server.
This is different from the instance attribute 'offset' because this makes an
http request to the tus server to retrieve the offset.
"""
resp = requests.head(self.url, headers=self.headers)
offset = resp.hea... |
def encode_metadata(self):
"""
Return list of encoded metadata as defined by the Tus protocol.
"""
encoded_list = []
for key, value in iteritems(self.metadata):
key_str = str(key) # dict keys may be of any object type.
# confirm that the key does not con... |
def get_url(self):
"""
Return the tus upload url.
If resumability is enabled, this would try to get the url from storage if available,
otherwise it would request a new upload url from the tus server.
"""
if self.store_url and self.url_storage:
key = self.fing... |
def create_url(self):
"""
Return upload url.
Makes request to tus server to create a new upload url for the required file upload.
"""
headers = self.headers
headers['upload-length'] = str(self.file_size)
headers['upload-metadata'] = ','.join(self.encode_metadata(... |
def request_length(self):
"""
Return length of next chunk upload.
"""
remainder = self.stop_at - self.offset
return self.chunk_size if remainder > self.chunk_size else remainder |
def verify_upload(self):
"""
Confirm that the last upload was sucessful.
Raises TusUploadFailed exception if the upload was not sucessful.
"""
if self.request.status_code == 204:
return True
else:
raise TusUploadFailed('', self.request.status_code,... |
def get_file_stream(self):
"""
Return a file stream instance of the upload.
"""
if self.file_stream:
self.file_stream.seek(0)
return self.file_stream
elif os.path.isfile(self.file_path):
return open(self.file_path, 'rb')
else:
... |
def file_size(self):
"""
Return size of the file.
"""
stream = self.get_file_stream()
stream.seek(0, os.SEEK_END)
return stream.tell() |
def upload(self, stop_at=None):
"""
Perform file upload.
Performs continous upload of chunks of the file. The size uploaded at each cycle is
the value of the attribute 'chunk_size'.
:Args:
- stop_at (Optional[int]):
Determines at what offset value th... |
def upload_chunk(self):
"""
Upload chunk of file.
"""
self._retried = 0
self._do_request()
self.offset = int(self.request.response_headers.get('upload-offset'))
if self.log_func:
msg = '{} bytes uploaded ...'.format(self.offset)
self.log_fu... |
def get_item(self, key):
"""
Return the tus url of a file, identified by the key specified.
:Args:
- key[str]: The unique id for the stored item (in this case, url)
:Returns: url[str]
"""
result = self._db.search(self._urls.key == key)
return result[0... |
def set_item(self, key, url):
"""
Store the url value under the unique key.
:Args:
- key[str]: The unique id to which the item (in this case, url) would be stored.
- value[str]: The actual url value to be stored.
"""
if self._db.search(self._urls.key == k... |
def remove_item(self, key):
"""
Remove/Delete the url value under the unique key from storage.
"""
self._db.remove(self._urls.key==key) |
def perform(self):
"""
Perform actual request.
"""
try:
host = '{}://{}'.format(self._url.scheme, self._url.netloc)
path = self._url.geturl().replace(host, '', 1)
chunk = self.file.read(self._content_length)
if self._upload_checksum:
... |
def get_fingerprint(self, fs):
"""
Return a unique fingerprint string value based on the file stream recevied
:Args:
- fs[file]: The file stream instance of the file for which a fingerprint would be generated.
:Returns: fingerprint[str]
"""
hasher = hashlib.m... |
def init_poolmanager(self, connections, maxsize, block=False, **pool_kwargs):
"""Called to initialize the HTTPAdapter when no proxy is used."""
try:
pool_kwargs['ssl_version'] = ssl.PROTOCOL_TLS
except AttributeError:
pool_kwargs['ssl_version'] = ssl.PROTOCOL_SSLv23
... |
def proxy_manager_for(self, proxy, **proxy_kwargs):
"""Called to initialize the HTTPAdapter when a proxy is used."""
try:
proxy_kwargs['ssl_version'] = ssl.PROTOCOL_TLS
except AttributeError:
proxy_kwargs['ssl_version'] = ssl.PROTOCOL_SSLv23
return super(SSLAdapte... |
def make_calls(self, num_calls=1):
"""Adds appropriate sleep to avoid making too many calls.
Args:
num_calls: int the number of calls which will be made
"""
self._cull()
while self._outstanding_calls + num_calls > self._max_calls_per_second:
time.sleep(0)... |
def _cull(self):
"""Remove calls more than 1 second old from the queue."""
right_now = time.time()
cull_from = -1
for index in range(len(self._call_times)):
if right_now - self._call_times[index].time >= 1.0:
cull_from = index
self._outstandin... |
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