/usr/share/pyshared/requests/async.py is in python-requests 0.8.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""
requests.async
~~~~~~~~~~~~~~
This module contains an asynchronous replica of ``requests.api``, powered
by gevent. All API methods return a ``Request`` instance (as opposed to
``Response``). A list of requests can be sent with ``map()``.
"""
try:
import gevent
from gevent import monkey as curious_george
from gevent.pool import Pool
except ImportError:
raise RuntimeError('Gevent is required for requests.async.')
# Monkey-patch.
curious_george.patch_all(thread=False)
from . import api
__all__ = (
'map',
'get', 'options', 'head', 'post', 'put', 'patch', 'delete', 'request'
)
def patched(f):
"""Patches a given API function to not send."""
def wrapped(*args, **kwargs):
kwargs['return_response'] = False
kwargs['prefetch'] = True
return f(*args, **kwargs)
return wrapped
def send(r, pools=None):
"""Sends a given Request object."""
if pools:
r._pools = pools
r.send()
return r.response
# Patched requests.api functions.
get = patched(api.get)
options = patched(api.options)
head = patched(api.head)
post = patched(api.post)
put = patched(api.put)
patch = patched(api.patch)
delete = patched(api.delete)
request = patched(api.request)
def map(requests, prefetch=True, size=None):
"""Concurrently converts a list of Requests to Responses.
:param requests: a collection of Request objects.
:param prefetch: If False, the content will not be downloaded immediately.
:param size: Specifies the number of requests to make at a time. If None, no throttling occurs.
"""
if size:
pool = Pool(size)
pool.map(send, requests)
pool.join()
else:
jobs = [gevent.spawn(send, r) for r in requests]
gevent.joinall(jobs)
if prefetch:
[r.response.content for r in requests]
return [r.response for r in requests]
|