Public bug reported:
with 0.14+20091101-1, the test.py works well.
$ python test.py
Xlib.protocol.request.QueryExtension
_NET_SUPPORTED is supported
False
_NET_WM_NAME is not supported
True
but with 0.14+20091101-1ubuntu1, it will throw exceptions
$ # python2
$ python test.py
<class 'Xlib.protocol.request.QueryExtension'>
_NET_SUPPORTED is supported
Traceback (most recent call last):
File "test.py", line 16, in <module>
print (root.get_full_property(atom, 0) == None)
File "/usr/lib/python2.7/dist-packages/Xlib/xobject/drawable.py", line 457,
in get_full_property
prop.bytes_after // 4) + 1
TypeError: unsupported operand type(s) for +: 'GetProperty' and 'int'
_NET_WM_NAME is not supported
Traceback (most recent call last):
File "test.py", line 27, in <module>
print (root.get_full_property(atom, 0) == None)
File "/usr/lib/python2.7/dist-packages/Xlib/xobject/drawable.py", line 452,
in get_full_property
prop = self.get_property(property, type, 0, sizehint)
File "/usr/lib/python2.7/dist-packages/Xlib/xobject/drawable.py", line 441,
in get_property
long_length = length)
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/rq.py", line 1477, in
__init__
self.reply()
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/rq.py", line 1489, in
reply
self._display.send_and_recv(request = self._serial)
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/display.py", line 556,
in send_and_recv
gotreq = self.parse_response(request)
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/display.py", line 643,
in parse_response
gotreq = self.parse_request_response(request) or gotreq
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/display.py", line 729,
in parse_request_response
req._parse_response(self.data_recv[:self.request_length])
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/rq.py", line 1501, in
_parse_response
self._data, d = self._reply.parse_binary(data, self._display, rawdict = 1)
File "<string>", line 8, in parse_binary
File "/usr/lib/python2.7/dist-packages/Xlib/protocol/rq.py", line 647, in
parse_binary_value
if type(ret[1]) is bytes:
TypeError: 'NoneType' object has no attribute '__getitem__'
$ # python3
$ python3 test.py
<class 'Xlib.protocol.request.QueryExtension'>
_NET_SUPPORTED is supported
Traceback (most recent call last):
File "test.py", line 16, in <module>
print (root.get_full_property(atom, 0) == None)
File "/usr/lib/python3/dist-packages/Xlib/xobject/drawable.py", line 457, in
get_full_property
prop.bytes_after // 4) + 1
TypeError: unsupported operand type(s) for +: 'GetProperty' and 'int'
_NET_WM_NAME is not supported
Traceback (most recent call last):
File "test.py", line 27, in <module>
print (root.get_full_property(atom, 0) == None)
File "/usr/lib/python3/dist-packages/Xlib/xobject/drawable.py", line 452, in
get_full_property
prop = self.get_property(property, type, 0, sizehint)
File "/usr/lib/python3/dist-packages/Xlib/xobject/drawable.py", line 441, in
get_property
long_length = length)
File "/usr/lib/python3/dist-packages/Xlib/protocol/rq.py", line 1477, in
__init__
self.reply()
File "/usr/lib/python3/dist-packages/Xlib/protocol/rq.py", line 1489, in reply
self._display.send_and_recv(request = self._serial)
File "/usr/lib/python3/dist-packages/Xlib/protocol/display.py", line 556, in
send_and_recv
gotreq = self.parse_response(request)
File "/usr/lib/python3/dist-packages/Xlib/protocol/display.py", line 643, in
parse_response
gotreq = self.parse_request_response(request) or gotreq
File "/usr/lib/python3/dist-packages/Xlib/protocol/display.py", line 729, in
parse_request_response
req._parse_response(self.data_recv[:self.request_length])
File "/usr/lib/python3/dist-packages/Xlib/protocol/rq.py", line 1501, in
_parse_response
self._data, d = self._reply.parse_binary(data, self._display, rawdict = 1)
File "<string>", line 8, in parse_binary
File "/usr/lib/python3/dist-packages/Xlib/protocol/rq.py", line 647, in
parse_binary_value
if type(ret[1]) is bytes:
TypeError: 'NoneType' object is not subscriptable
** Affects: python-xlib (Ubuntu)
Importance: Undecided
Status: New
** Attachment added: "test.py"
https://bugs.launchpad.net/bugs/1231453/+attachment/3842293/+files/test.py
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https://bugs.launchpad.net/bugs/1231453
Title:
get_full_property() throws exceptions
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