/usr/share/doc/python-twisted-web/howto/listings/client/response.py is in python-twisted-web 13.2.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | from pprint import pformat
from twisted.internet import reactor
from twisted.internet.defer import Deferred
from twisted.internet.protocol import Protocol
from twisted.web.client import Agent
from twisted.web.http_headers import Headers
class BeginningPrinter(Protocol):
def __init__(self, finished):
self.finished = finished
self.remaining = 1024 * 10
def dataReceived(self, bytes):
if self.remaining:
display = bytes[:self.remaining]
print 'Some data received:'
print display
self.remaining -= len(display)
def connectionLost(self, reason):
print 'Finished receiving body:', reason.getErrorMessage()
self.finished.callback(None)
agent = Agent(reactor)
d = agent.request(
'GET',
'http://example.com/',
Headers({'User-Agent': ['Twisted Web Client Example']}),
None)
def cbRequest(response):
print 'Response version:', response.version
print 'Response code:', response.code
print 'Response phrase:', response.phrase
print 'Response headers:'
print pformat(list(response.headers.getAllRawHeaders()))
finished = Deferred()
response.deliverBody(BeginningPrinter(finished))
return finished
d.addCallback(cbRequest)
def cbShutdown(ignored):
reactor.stop()
d.addBoth(cbShutdown)
reactor.run()
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