[PROTON-1325] Python "buffer" type in Message body should map to a known encoding type

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: proton-0.14.0
• Fix Version/s: proton-0.16.0
• Component/s: python-binding
• Assignee: Alan Conway
• Reporter: Brian Bouterse
• Created: 12/Oct/16 19:35
• Updated: 17/Jan/17 18:56
• Resolved: 14/Oct/16 18:53

Description

If I try to send a message like this it fails due to an encoding error.

from proton import Message
Message(body=buffer('asdf'))

If you try to send this and fail to specify an encoding, you will get an encoding traceback like this one.

Traceback (most recent call last):
File "/usr/lib64/python2.7/threading.py", line 804, in __bootstrap_inner
self.run()
File "/home/vagrant/devel/kombu/kombu/transport/qpid.py", line 1367, in run
Container(HelloWorld("localhost:5672", self._w, self.outbound_messages)).run()
File "/usr/lib64/python2.7/site-packages/proton/reactor.py", line 133, in run
while self.process(): pass
File "/usr/lib64/python2.7/site-packages/proton/reactor.py", line 159, in process
self._check_errors()
File "/usr/lib64/python2.7/site-packages/proton/reactor.py", line 155, in _check_errors
compat.raise(exc, value, tb)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 4022, in dispatch
ev.dispatch(self.handler)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 3934, in dispatch
self.dispatch(h, type)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 3931, in dispatch
result = dispatch(handler, type.method, self)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 3812, in dispatch
return m(*args)
File "/usr/lib64/python2.7/site-packages/proton/handlers.py", line 40, in on_link_flow
self.on_sendable(event)
File "/usr/lib64/python2.7/site-packages/proton/handlers.py", line 62, in on_sendable
dispatch(self.delegate, 'on_sendable', event)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 3812, in dispatch
return m(*args)
File "/home/vagrant/devel/kombu/kombu/transport/qpid.py", line 1351, in on_sendable
event.sender.send(message)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 2997, in send
return obj.send(self, tag=tag)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 1116, in send
encoded = self.encode()
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 1099, in encode
self._pre_encode()
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 843, in _pre_encode
body.put_object(self.body)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 2271, in put_object
putter(self, obj)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 2114, in put_dict
self.put_object(v)
File "/usr/lib64/python2.7/site-packages/proton/_init_.py", line 2270, in put_object
putter = self.put_mappings[obj.__class__]
KeyError: <type 'buffer'>

Issue Links

• is cloned by: PROTON-1389 PROTON-1325: Repair broken fix for python "buffer" type.