INSTRUCTION stringlengths 1 8.43k | RESPONSE stringlengths 75 104k |
|---|---|
CSV outputted with Headers as first set of results. | def _init(self):
"""CSV outputted with Headers as first set of results."""
# Note that we assume params.json was already created by JsonLogger
progress_file = os.path.join(self.logdir, "progress.csv")
self._continuing = os.path.exists(progress_file)
self._file = open(progress_fil... |
Sends the current log directory to the remote node. | def sync_results_to_new_location(self, worker_ip):
"""Sends the current log directory to the remote node.
Syncing will not occur if the cluster is not started
with the Ray autoscaler.
"""
if worker_ip != self._log_syncer.worker_ip:
self._log_syncer.set_worker_ip(work... |
Inserts value into config by path generating intermediate dictionaries. | def deep_insert(path_list, value, config):
"""Inserts value into config by path, generating intermediate dictionaries.
Example:
>>> deep_insert(path.split("."), value, {})
"""
if len(path_list) > 1:
inside_config = config.setdefault(path_list[0], {})
deep_insert(path_list[1:], v... |
Create a FunctionDescriptor instance from list of bytes. | def from_bytes_list(cls, function_descriptor_list):
"""Create a FunctionDescriptor instance from list of bytes.
This function is used to create the function descriptor from
backend data.
Args:
cls: Current class which is required argument for classmethod.
functi... |
Create a FunctionDescriptor from a function instance. | def from_function(cls, function):
"""Create a FunctionDescriptor from a function instance.
This function is used to create the function descriptor from
a python function. If a function is a class function, it should
not be used by this function.
Args:
cls: Current c... |
Create a FunctionDescriptor from a class. | def from_class(cls, target_class):
"""Create a FunctionDescriptor from a class.
Args:
cls: Current class which is required argument for classmethod.
target_class: the python class used to create the function
descriptor.
Returns:
The FunctionD... |
See whether this function descriptor is for a driver or not. | def is_for_driver_task(self):
"""See whether this function descriptor is for a driver or not.
Returns:
True if this function descriptor is for driver tasks.
"""
return all(
len(x) == 0
for x in [self.module_name, self.class_name, self.function_name]) |
Calculate the function id of current function descriptor. | def _get_function_id(self):
"""Calculate the function id of current function descriptor.
This function id is calculated from all the fields of function
descriptor.
Returns:
ray.ObjectID to represent the function descriptor.
"""
if self.is_for_driver_task:
... |
Return a list of bytes representing the function descriptor. | def get_function_descriptor_list(self):
"""Return a list of bytes representing the function descriptor.
This function is used to pass this function descriptor to backend.
Returns:
A list of bytes.
"""
descriptor_list = []
if self.is_for_driver_task:
... |
Export cached remote functions | def export_cached(self):
"""Export cached remote functions
Note: this should be called only once when worker is connected.
"""
for remote_function in self._functions_to_export:
self._do_export(remote_function)
self._functions_to_export = None
for info in self... |
Export a remote function. | def export(self, remote_function):
"""Export a remote function.
Args:
remote_function: the RemoteFunction object.
"""
if self._worker.mode is None:
# If the worker isn't connected, cache the function
# and export it later.
self._functions_... |
Pickle a remote function and export it to redis. | def _do_export(self, remote_function):
"""Pickle a remote function and export it to redis.
Args:
remote_function: the RemoteFunction object.
"""
if self._worker.load_code_from_local:
return
# Work around limitations of Python pickling.
function = ... |
Import a remote function. | def fetch_and_register_remote_function(self, key):
"""Import a remote function."""
(driver_id_str, function_id_str, function_name, serialized_function,
num_return_vals, module, resources,
max_calls) = self._worker.redis_client.hmget(key, [
"driver_id", "function_id", "name... |
Get the FunctionExecutionInfo of a remote function. | def get_execution_info(self, driver_id, function_descriptor):
"""Get the FunctionExecutionInfo of a remote function.
Args:
driver_id: ID of the driver that the function belongs to.
function_descriptor: The FunctionDescriptor of the function to get.
Returns:
... |
Wait until the function to be executed is present on this worker. | def _wait_for_function(self, function_descriptor, driver_id, timeout=10):
"""Wait until the function to be executed is present on this worker.
This method will simply loop until the import thread has imported the
relevant function. If we spend too long in this loop, that may indicate
a ... |
Push an actor class definition to Redis. | def _publish_actor_class_to_key(self, key, actor_class_info):
"""Push an actor class definition to Redis.
The is factored out as a separate function because it is also called
on cached actor class definitions when a worker connects for the first
time.
Args:
key: The... |
Load the actor class. | def load_actor_class(self, driver_id, function_descriptor):
"""Load the actor class.
Args:
driver_id: Driver ID of the actor.
function_descriptor: Function descriptor of the actor constructor.
Returns:
The actor class.
"""
function_id = funct... |
Load actor class from local code. | def _load_actor_from_local(self, driver_id, function_descriptor):
"""Load actor class from local code."""
module_name, class_name = (function_descriptor.module_name,
function_descriptor.class_name)
try:
module = importlib.import_module(module_name)
... |
Load actor class from GCS. | def _load_actor_class_from_gcs(self, driver_id, function_descriptor):
"""Load actor class from GCS."""
key = (b"ActorClass:" + driver_id.binary() + b":" +
function_descriptor.function_id.binary())
# Wait for the actor class key to have been imported by the
# import thread.... |
Make an executor that wraps a user - defined actor method. | def _make_actor_method_executor(self, method_name, method, actor_imported):
"""Make an executor that wraps a user-defined actor method.
The wrapped method updates the worker's internal state and performs any
necessary checkpointing operations.
Args:
method_name (str): The n... |
Save an actor checkpoint if necessary and log any errors. | def _save_and_log_checkpoint(self, actor):
"""Save an actor checkpoint if necessary and log any errors.
Args:
actor: The actor to checkpoint.
Returns:
The result of the actor's user-defined `save_checkpoint` method.
"""
actor_id = self._worker.actor_id
... |
Restore an actor from a checkpoint if available and log any errors. | def _restore_and_log_checkpoint(self, actor):
"""Restore an actor from a checkpoint if available and log any errors.
This should only be called on workers that have just executed an actor
creation task.
Args:
actor: The actor to restore from a checkpoint.
"""
... |
This implements the common experience collection logic. | def _env_runner(base_env, extra_batch_callback, policies, policy_mapping_fn,
unroll_length, horizon, preprocessors, obs_filters,
clip_rewards, clip_actions, pack, callbacks, tf_sess,
perf_stats, soft_horizon):
"""This implements the common experience collection logic.... |
Record new data from the environment and prepare for policy evaluation. | def _process_observations(base_env, policies, batch_builder_pool,
active_episodes, unfiltered_obs, rewards, dones,
infos, off_policy_actions, horizon, preprocessors,
obs_filters, unroll_length, pack, callbacks,
soft_... |
Call compute actions on observation batches to get next actions. | def _do_policy_eval(tf_sess, to_eval, policies, active_episodes):
"""Call compute actions on observation batches to get next actions.
Returns:
eval_results: dict of policy to compute_action() outputs.
"""
eval_results = {}
if tf_sess:
builder = TFRunBuilder(tf_sess, "policy_eval")... |
Process the output of policy neural network evaluation. | def _process_policy_eval_results(to_eval, eval_results, active_episodes,
active_envs, off_policy_actions, policies,
clip_actions):
"""Process the output of policy neural network evaluation.
Records policy evaluation results into the given episod... |
Atari games have multiple logical episodes one per life. | def _fetch_atari_metrics(base_env):
"""Atari games have multiple logical episodes, one per life.
However for metrics reporting we count full episodes all lives included.
"""
unwrapped = base_env.get_unwrapped()
if not unwrapped:
return None
atari_out = []
for u in unwrapped:
... |
Compare two version number strings of the form W. X. Y. Z. | def compare_version(a, b):
"""Compare two version number strings of the form W.X.Y.Z.
The numbers are compared most-significant to least-significant.
For example, 12.345.67.89 > 2.987.88.99.
Args:
a: First version number string to compare
b: Second version number string to compare
Returns:
0 if... |
Create CMake instance and execute configure step | def configure_cmake(self):
"""Create CMake instance and execute configure step
"""
cmake = CMake(self)
cmake.definitions["FLATBUFFERS_BUILD_TESTS"] = False
cmake.definitions["FLATBUFFERS_BUILD_SHAREDLIB"] = self.options.shared
cmake.definitions["FLATBUFFERS_BUILD_FLATLIB"... |
Copy Flatbuffers artifacts to package folder | def package(self):
"""Copy Flatbuffers' artifacts to package folder
"""
cmake = self.configure_cmake()
cmake.install()
self.copy(pattern="LICENSE.txt", dst="licenses")
self.copy(pattern="FindFlatBuffers.cmake", dst=os.path.join("lib", "cmake", "flatbuffers"), src="CMake")... |
Collect built libraries names and solve flatc path. | def package_info(self):
"""Collect built libraries names and solve flatc path.
"""
self.cpp_info.libs = tools.collect_libs(self)
self.user_info.flatc = os.path.join(self.package_folder, "bin", "flatc") |
Offset provides access into the Table s vtable. | def Offset(self, vtableOffset):
"""Offset provides access into the Table's vtable.
Deprecated fields are ignored by checking the vtable's length."""
vtable = self.Pos - self.Get(N.SOffsetTFlags, self.Pos)
vtableEnd = self.Get(N.VOffsetTFlags, vtable)
if vtableOffset < vtableEnd... |
Indirect retrieves the relative offset stored at offset. | def Indirect(self, off):
"""Indirect retrieves the relative offset stored at `offset`."""
N.enforce_number(off, N.UOffsetTFlags)
return off + encode.Get(N.UOffsetTFlags.packer_type, self.Bytes, off) |
String gets a string from data stored inside the flatbuffer. | def String(self, off):
"""String gets a string from data stored inside the flatbuffer."""
N.enforce_number(off, N.UOffsetTFlags)
off += encode.Get(N.UOffsetTFlags.packer_type, self.Bytes, off)
start = off + N.UOffsetTFlags.bytewidth
length = encode.Get(N.UOffsetTFlags.packer_type... |
VectorLen retrieves the length of the vector whose offset is stored at off in this object. | def VectorLen(self, off):
"""VectorLen retrieves the length of the vector whose offset is stored
at "off" in this object."""
N.enforce_number(off, N.UOffsetTFlags)
off += self.Pos
off += encode.Get(N.UOffsetTFlags.packer_type, self.Bytes, off)
ret = encode.Get(N.UOffs... |
Vector retrieves the start of data of the vector whose offset is stored at off in this object. | def Vector(self, off):
"""Vector retrieves the start of data of the vector whose offset is
stored at "off" in this object."""
N.enforce_number(off, N.UOffsetTFlags)
off += self.Pos
x = off + self.Get(N.UOffsetTFlags, off)
# data starts after metadata containing the ve... |
Union initializes any Table - derived type to point to the union at the given offset. | def Union(self, t2, off):
"""Union initializes any Table-derived type to point to the union at
the given offset."""
assert type(t2) is Table
N.enforce_number(off, N.UOffsetTFlags)
off += self.Pos
t2.Pos = off + self.Get(N.UOffsetTFlags, off)
t2.Bytes = self.By... |
Get retrieves a value of the type specified by flags at the given offset. | def Get(self, flags, off):
"""
Get retrieves a value of the type specified by `flags` at the
given offset.
"""
N.enforce_number(off, N.UOffsetTFlags)
return flags.py_type(encode.Get(flags.packer_type, self.Bytes, off)) |
GetVectorAsNumpy returns the vector that starts at Vector ( off ) as a numpy array with the type specified by flags. The array is a view into Bytes so modifying the returned array will modify Bytes in place. | def GetVectorAsNumpy(self, flags, off):
"""
GetVectorAsNumpy returns the vector that starts at `Vector(off)`
as a numpy array with the type specified by `flags`. The array is
a `view` into Bytes, so modifying the returned array will
modify Bytes in place.
"""
offs... |
GetVOffsetTSlot retrieves the VOffsetT that the given vtable location points to. If the vtable value is zero the default value d will be returned. | def GetVOffsetTSlot(self, slot, d):
"""
GetVOffsetTSlot retrieves the VOffsetT that the given vtable location
points to. If the vtable value is zero, the default value `d`
will be returned.
"""
N.enforce_number(slot, N.VOffsetTFlags)
N.enforce_number(d, N.VOffset... |
GetVecAsNumpy decodes values starting at buf [ head ] as numpy_type where numpy_type is a numpy dtype. | def GetVectorAsNumpy(numpy_type, buf, count, offset):
""" GetVecAsNumpy decodes values starting at buf[head] as
`numpy_type`, where `numpy_type` is a numpy dtype. """
if np is not None:
# TODO: could set .flags.writeable = False to make users jump through
# hoops before modifying...
... |
Write encodes n at buf [ head ] using packer_type. | def Write(packer_type, buf, head, n):
""" Write encodes `n` at buf[head] using `packer_type`. """
packer_type.pack_into(buf, head, n) |
Script that finds and runs flatc built from source. | def main():
"""Script that finds and runs flatc built from source."""
if len(sys.argv) < 2:
sys.stderr.write('Usage: run_flatc.py flatbuffers_dir [flatc_args]\n')
return 1
cwd = os.getcwd()
flatc = ''
flatbuffers_dir = sys.argv[1]
for path in FLATC_SEARCH_PATHS:
current = os.path.join(flatbuffer... |
Returns the numpy module if it exists on the system otherwise returns None. | def import_numpy():
"""
Returns the numpy module if it exists on the system,
otherwise returns None.
"""
try:
imp.find_module('numpy')
numpy_exists = True
except ImportError:
numpy_exists = False
if numpy_exists:
# We do this outside of try/except block in ca... |
vtableEqual compares an unwritten vtable to a written vtable. | def vtableEqual(a, objectStart, b):
"""vtableEqual compares an unwritten vtable to a written vtable."""
N.enforce_number(objectStart, N.UOffsetTFlags)
if len(a) * N.VOffsetTFlags.bytewidth != len(b):
return False
for i, elem in enumerate(a):
x = encode.Get(packer.voffset, b, i * N.VOf... |
StartObject initializes bookkeeping for writing a new object. | def StartObject(self, numfields):
"""StartObject initializes bookkeeping for writing a new object."""
self.assertNotNested()
# use 32-bit offsets so that arithmetic doesn't overflow.
self.current_vtable = [0 for _ in range_func(numfields)]
self.objectEnd = self.Offset()
... |
WriteVtable serializes the vtable for the current object if needed. | def WriteVtable(self):
"""
WriteVtable serializes the vtable for the current object, if needed.
Before writing out the vtable, this checks pre-existing vtables for
equality to this one. If an equal vtable is found, point the object to
the existing vtable and return.
Bec... |
Doubles the size of the byteslice and copies the old data towards the end of the new buffer ( since we build the buffer backwards ). | def growByteBuffer(self):
"""Doubles the size of the byteslice, and copies the old data towards
the end of the new buffer (since we build the buffer backwards)."""
if len(self.Bytes) == Builder.MAX_BUFFER_SIZE:
msg = "flatbuffers: cannot grow buffer beyond 2 gigabytes"
... |
Pad places zeros at the current offset. | def Pad(self, n):
"""Pad places zeros at the current offset."""
for i in range_func(n):
self.Place(0, N.Uint8Flags) |
Prep prepares to write an element of size after additional_bytes have been written e. g. if you write a string you need to align such the int length field is aligned to SizeInt32 and the string data follows it directly. If all you need to do is align additionalBytes will be 0. | def Prep(self, size, additionalBytes):
"""
Prep prepares to write an element of `size` after `additional_bytes`
have been written, e.g. if you write a string, you need to align
such the int length field is aligned to SizeInt32, and the string
data follows it directly.
If ... |
PrependSOffsetTRelative prepends an SOffsetT relative to where it will be written. | def PrependSOffsetTRelative(self, off):
"""
PrependSOffsetTRelative prepends an SOffsetT, relative to where it
will be written.
"""
# Ensure alignment is already done:
self.Prep(N.SOffsetTFlags.bytewidth, 0)
if not (off <= self.Offset()):
msg = "flatb... |
Prepends an unsigned offset into vector data relative to where it will be written. | def PrependUOffsetTRelative(self, off):
"""Prepends an unsigned offset into vector data, relative to where it
will be written.
"""
# Ensure alignment is already done:
self.Prep(N.UOffsetTFlags.bytewidth, 0)
if not (off <= self.Offset()):
msg = "flatbuffers: O... |
StartVector initializes bookkeeping for writing a new vector. | def StartVector(self, elemSize, numElems, alignment):
"""
StartVector initializes bookkeeping for writing a new vector.
A vector has the following format:
- <UOffsetT: number of elements in this vector>
- <T: data>+, where T is the type of elements of this vector.
""... |
EndVector writes data necessary to finish vector construction. | def EndVector(self, vectorNumElems):
"""EndVector writes data necessary to finish vector construction."""
self.assertNested()
## @cond FLATBUFFERS_INTERNAL
self.nested = False
## @endcond
# we already made space for this, so write without PrependUint32
self.Place... |
CreateString writes a null - terminated byte string as a vector. | def CreateString(self, s, encoding='utf-8', errors='strict'):
"""CreateString writes a null-terminated byte string as a vector."""
self.assertNotNested()
## @cond FLATBUFFERS_INTERNAL
self.nested = True
## @endcond
if isinstance(s, compat.string_types):
x = ... |
CreateString writes a byte vector. | def CreateByteVector(self, x):
"""CreateString writes a byte vector."""
self.assertNotNested()
## @cond FLATBUFFERS_INTERNAL
self.nested = True
## @endcond
if not isinstance(x, compat.binary_types):
raise TypeError("non-byte vector passed to CreateByteVector... |
CreateNumpyVector writes a numpy array into the buffer. | def CreateNumpyVector(self, x):
"""CreateNumpyVector writes a numpy array into the buffer."""
if np is None:
# Numpy is required for this feature
raise NumpyRequiredForThisFeature("Numpy was not found.")
if not isinstance(x, np.ndarray):
raise TypeError("non... |
Structs are always stored inline so need to be created right where they are used. You ll get this error if you created it elsewhere. | def assertStructIsInline(self, obj):
"""
Structs are always stored inline, so need to be created right
where they are used. You'll get this error if you created it
elsewhere.
"""
N.enforce_number(obj, N.UOffsetTFlags)
if obj != self.Offset():
msg = ("... |
Slot sets the vtable key voffset to the current location in the buffer. | def Slot(self, slotnum):
"""
Slot sets the vtable key `voffset` to the current location in the
buffer.
"""
self.assertNested()
self.current_vtable[slotnum] = self.Offset() |
Finish finalizes a buffer pointing to the given rootTable. | def __Finish(self, rootTable, sizePrefix):
"""Finish finalizes a buffer, pointing to the given `rootTable`."""
N.enforce_number(rootTable, N.UOffsetTFlags)
prepSize = N.UOffsetTFlags.bytewidth
if sizePrefix:
prepSize += N.Int32Flags.bytewidth
self.Prep(self.minalign, ... |
PrependUOffsetTRelativeSlot prepends an UOffsetT onto the object at vtable slot o. If value x equals default d then the slot will be set to zero and no other data will be written. | def PrependUOffsetTRelativeSlot(self, o, x, d):
"""
PrependUOffsetTRelativeSlot prepends an UOffsetT onto the object at
vtable slot `o`. If value `x` equals default `d`, then the slot will
be set to zero and no other data will be written.
"""
if x != d:
self.... |
PrependStructSlot prepends a struct onto the object at vtable slot o. Structs are stored inline so nothing additional is being added. In generated code d is always 0. | def PrependStructSlot(self, v, x, d):
"""
PrependStructSlot prepends a struct onto the object at vtable slot `o`.
Structs are stored inline, so nothing additional is being added.
In generated code, `d` is always 0.
"""
N.enforce_number(d, N.UOffsetTFlags)
if x !=... |
Place prepends a value specified by flags to the Builder without checking for available space. | def Place(self, x, flags):
"""
Place prepends a value specified by `flags` to the Builder,
without checking for available space.
"""
N.enforce_number(x, flags)
self.head = self.head - flags.bytewidth
encode.Write(flags.packer_type, self.Bytes, self.Head(), x) |
PlaceVOffsetT prepends a VOffsetT to the Builder without checking for space. | def PlaceVOffsetT(self, x):
"""PlaceVOffsetT prepends a VOffsetT to the Builder, without checking
for space.
"""
N.enforce_number(x, N.VOffsetTFlags)
self.head = self.head - N.VOffsetTFlags.bytewidth
encode.Write(packer.voffset, self.Bytes, self.Head(), x) |
PlaceSOffsetT prepends a SOffsetT to the Builder without checking for space. | def PlaceSOffsetT(self, x):
"""PlaceSOffsetT prepends a SOffsetT to the Builder, without checking
for space.
"""
N.enforce_number(x, N.SOffsetTFlags)
self.head = self.head - N.SOffsetTFlags.bytewidth
encode.Write(packer.soffset, self.Bytes, self.Head(), x) |
PlaceUOffsetT prepends a UOffsetT to the Builder without checking for space. | def PlaceUOffsetT(self, x):
"""PlaceUOffsetT prepends a UOffsetT to the Builder, without checking
for space.
"""
N.enforce_number(x, N.UOffsetTFlags)
self.head = self.head - N.UOffsetTFlags.bytewidth
encode.Write(packer.uoffset, self.Bytes, self.Head(), x) |
r Return full path to the user - shared data dir for this application. | def site_data_dir(appname=None, appauthor=None, version=None, multipath=False):
r"""Return full path to the user-shared data dir for this application.
"appname" is the name of application.
If None, just the system directory is returned.
"appauthor" (only used on Windows) is the name of ... |
r Return full path to the user - specific config dir for this application. | def user_config_dir(appname=None, appauthor=None, version=None, roaming=False):
r"""Return full path to the user-specific config dir for this application.
"appname" is the name of application.
If None, just the system directory is returned.
"appauthor" (only used on Windows) is the name... |
Constructs and sends a: class: Request <Request >. | def request(method, url, **kwargs):
"""Constructs and sends a :class:`Request <Request>`.
:param method: method for the new :class:`Request` object.
:param url: URL for the new :class:`Request` object.
:param params: (optional) Dictionary, list of tuples or bytes to send
in the body of the :cla... |
r Sends a GET request. | def get(url, params=None, **kwargs):
r"""Sends a GET request.
:param url: URL for the new :class:`Request` object.
:param params: (optional) Dictionary, list of tuples or bytes to send
in the body of the :class:`Request`.
:param \*\*kwargs: Optional arguments that ``request`` takes.
:return... |
Writes out dict as toml to a file | def dump(o, f):
"""Writes out dict as toml to a file
Args:
o: Object to dump into toml
f: File descriptor where the toml should be stored
Returns:
String containing the toml corresponding to dictionary
Raises:
TypeError: When anything other than file descriptor is pass... |
Stringifies input dict as toml | def dumps(o, encoder=None):
"""Stringifies input dict as toml
Args:
o: Object to dump into toml
preserve: Boolean parameter. If true, preserve inline tables.
Returns:
String containing the toml corresponding to dict
"""
retval = ""
if encoder is None:
encoder ... |
Preserve inline table in its compact syntax instead of expanding into subsection. | def dump_inline_table(self, section):
"""Preserve inline table in its compact syntax instead of expanding
into subsection.
https://github.com/toml-lang/toml#user-content-inline-table
"""
retval = ""
if isinstance(section, dict):
val_list = []
for ... |
An environment variable is truthy if it exists and isn t one of ( 0 false no off ) | def _is_env_truthy(name):
"""An environment variable is truthy if it exists and isn't one of (0, false, no, off)
"""
if name not in os.environ:
return False
return os.environ.get(name).lower() not in ("0", "false", "no", "off") |
Check virtualenv membership dynamically | def is_in_virtualenv():
"""
Check virtualenv membership dynamically
:return: True or false depending on whether we are in a regular virtualenv or not
:rtype: bool
"""
pipenv_active = os.environ.get("PIPENV_ACTIVE", False)
virtual_env = None
use_system = False
ignore_virtualenvs = b... |
Unpack an object from packed. | def unpackb(packed, **kwargs):
"""
Unpack an object from `packed`.
Raises `ExtraData` when `packed` contains extra bytes.
See :class:`Unpacker` for options.
"""
unpacker = Unpacker(None, **kwargs)
unpacker.feed(packed)
try:
ret = unpacker._unpack()
except OutOfData:
... |
Gets rid of the used parts of the buffer. | def _consume(self):
""" Gets rid of the used parts of the buffer. """
self._stream_offset += self._buff_i - self._buf_checkpoint
self._buf_checkpoint = self._buff_i |
Establish a socket connection and set nodelay settings on it. | def _new_conn(self):
""" Establish a socket connection and set nodelay settings on it.
:return: New socket connection.
"""
extra_kw = {}
if self.source_address:
extra_kw['source_address'] = self.source_address
if self.socket_options:
extra_kw['so... |
Alternative to the common request method which sends the body with chunked encoding and not as one block | def request_chunked(self, method, url, body=None, headers=None):
"""
Alternative to the common request method, which sends the
body with chunked encoding and not as one block
"""
headers = HTTPHeaderDict(headers if headers is not None else {})
skip_accept_encoding = 'acce... |
This method should only be called once before the connection is used. | def set_cert(self, key_file=None, cert_file=None,
cert_reqs=None, ca_certs=None,
assert_hostname=None, assert_fingerprint=None,
ca_cert_dir=None):
"""
This method should only be called once, before the connection is used.
"""
# If cert_r... |
Catch known errors and prettify them instead of showing the entire traceback for better UX | def prettify_exc(error):
"""Catch known errors and prettify them instead of showing the
entire traceback, for better UX"""
matched_exceptions = [k for k in KNOWN_EXCEPTIONS.keys() if k in error]
if not matched_exceptions:
return "{}".format(vistir.misc.decode_for_output(error))
errors = []
... |
Get the OS appropriate handle for the corresponding output stream. | def get_stream_handle(stream=sys.stdout):
"""
Get the OS appropriate handle for the corresponding output stream.
:param str stream: The the stream to get the handle for
:return: A handle to the appropriate stream, either a ctypes buffer
or **sys.stdout** or **sys.stderr**.
"""
hand... |
Hide the console cursor on the given stream | def hide_cursor(stream=sys.stdout):
"""
Hide the console cursor on the given stream
:param stream: The name of the stream to get the handle for
:return: None
:rtype: None
"""
handle = get_stream_handle(stream=stream)
if os.name == "nt":
from ctypes import windll
cursor... |
Returns the completion results for click. core. Choice | def choice_complete(self, ctx, incomplete):
"""Returns the completion results for click.core.Choice
Parameters
----------
ctx : click.core.Context
The current context
incomplete :
The string to complete
Returns
-------
[(str, str)]
A list of completion results
... |
Internal handler for the bash completion support. | def _shellcomplete(cli, prog_name, complete_var=None):
"""Internal handler for the bash completion support.
Parameters
----------
cli : click.Command
The main click Command of the program
prog_name : str
The program name on the command line
complete_var : str
The environ... |
Patch click | def patch():
"""Patch click"""
import click
click.types.ParamType.complete = param_type_complete
click.types.Choice.complete = choice_complete
click.core.MultiCommand.get_command_short_help = multicommand_get_command_short_help
click.core._bashcomplete = _shellcomplete |
expr:: = seq ( | seq ) * ; | def parse_expr(tokens, options):
"""expr ::= seq ( '|' seq )* ;"""
seq = parse_seq(tokens, options)
if tokens.current() != '|':
return seq
result = [Required(*seq)] if len(seq) > 1 else seq
while tokens.current() == '|':
tokens.move()
seq = parse_seq(tokens, options)
... |
seq:: = ( atom [... ] ) * ; | def parse_seq(tokens, options):
"""seq ::= ( atom [ '...' ] )* ;"""
result = []
while tokens.current() not in [None, ']', ')', '|']:
atom = parse_atom(tokens, options)
if tokens.current() == '...':
atom = [OneOrMore(*atom)]
tokens.move()
result += atom
ret... |
Parse command - line argument vector. | def parse_argv(tokens, options, options_first=False):
"""Parse command-line argument vector.
If options_first:
argv ::= [ long | shorts ]* [ argument ]* [ '--' [ argument ]* ] ;
else:
argv ::= [ long | shorts | argument ]* [ '--' [ argument ]* ] ;
"""
parsed = []
while tokens.c... |
Flatten an arbitrarily nested iterable | def unnest(elem):
"""Flatten an arbitrarily nested iterable
:param elem: An iterable to flatten
:type elem: :class:`~collections.Iterable`
>>> nested_iterable = (1234, (3456, 4398345, (234234)), (2396, (23895750, 9283798, 29384, (289375983275, 293759, 2347, (2098, 7987, 27599)))))
>>> list(vistir.... |
Use subprocess. Popen to get the output of a command and decode it. | def run(
cmd,
env=None,
return_object=False,
block=True,
cwd=None,
verbose=False,
nospin=False,
spinner_name=None,
combine_stderr=True,
display_limit=200,
write_to_stdout=True,
):
"""Use `subprocess.Popen` to get the output of a command and decode it.
:param list cmd... |
Load the: mod: sys. path from the given python executable s environment as json | def load_path(python):
"""Load the :mod:`sys.path` from the given python executable's environment as json
:param str python: Path to a valid python executable
:return: A python representation of the `sys.path` value of the given python executable.
:rtype: list
>>> load_path("/home/user/.virtualenv... |
Force a value to bytes. | def to_bytes(string, encoding="utf-8", errors="ignore"):
"""Force a value to bytes.
:param string: Some input that can be converted to a bytes.
:type string: str or bytes unicode or a memoryview subclass
:param encoding: The encoding to use for conversions, defaults to "utf-8"
:param encoding: str,... |
Force a value to a text - type. | def to_text(string, encoding="utf-8", errors=None):
"""Force a value to a text-type.
:param string: Some input that can be converted to a unicode representation.
:type string: str or bytes unicode
:param encoding: The encoding to use for conversions, defaults to "utf-8"
:param encoding: str, option... |
split an iterable into n groups per https:// more - itertools. readthedocs. io/ en/ latest/ api. html#grouping | def divide(n, iterable):
"""
split an iterable into n groups, per https://more-itertools.readthedocs.io/en/latest/api.html#grouping
:param int n: Number of unique groups
:param iter iterable: An iterable to split up
:return: a list of new iterables derived from the original iterable
:rtype: lis... |
Determine the proper output encoding for terminal rendering | def getpreferredencoding():
"""Determine the proper output encoding for terminal rendering"""
# Borrowed from Invoke
# (see https://github.com/pyinvoke/invoke/blob/93af29d/invoke/runners.py#L881)
_encoding = locale.getpreferredencoding(False)
if six.PY2 and not sys.platform == "win32":
_def... |
Given a string decode it for output to a terminal | def decode_for_output(output, target_stream=None, translation_map=None):
"""Given a string, decode it for output to a terminal
:param str output: A string to print to a terminal
:param target_stream: A stream to write to, we will encode to target this stream if possible.
:param dict translation_map: A ... |
Given an encoding name get the canonical name from a codec lookup. | def get_canonical_encoding_name(name):
# type: (str) -> str
"""
Given an encoding name, get the canonical name from a codec lookup.
:param str name: The name of the codec to lookup
:return: The canonical version of the codec name
:rtype: str
"""
import codecs
try:
codec = ... |
Given a stream wrap it in a StreamWrapper instance and return the wrapped stream. | def get_wrapped_stream(stream):
"""
Given a stream, wrap it in a `StreamWrapper` instance and return the wrapped stream.
:param stream: A stream instance to wrap
:returns: A new, wrapped stream
:rtype: :class:`StreamWrapper`
"""
if stream is None:
raise TypeError("must provide a st... |
Returns True if the connection is dropped and should be closed. | def is_connection_dropped(conn): # Platform-specific
"""
Returns True if the connection is dropped and should be closed.
:param conn:
:class:`httplib.HTTPConnection` object.
Note: For platforms like AppEngine, this will always return ``False`` to
let the platform handle connection recycli... |
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