[issue26439] ctypes.util.find_library fails when ldconfig/glibc not available (e.g., AIX)
Michael Felt
report at bugs.python.org
Tue Oct 4 16:13:58 EDT 2016
Michael Felt added the comment:
Curious.
When in 32-bit mode changing line 15 of _aix.py to
+14 import re, os, sys
+15 # from . import util
The Lib/ctypes/util.py works.
In 64-bit mode it does not:
instead:
root at x064:[/data/prj/python/python-3.6.0.177/Lib/ctypes]../../python util.py
m :: None
c :: libc.a(shr_64.o)
Traceback (most recent call last):
File "util.py", line 355, in <module>
test()
File "util.py", line 330, in test
print("bz2\t:: %s" % find_library("bz2"))
File "util.py", line 104, in find_library
return aix.find_library(name)
File "/data/prj/python/python-3.6.0.177/Lib/ctypes/_aix.py", line 255, in find_library
(base, member) = find_shared(libpaths, name)
File "/data/prj/python/python-3.6.0.177/Lib/ctypes/_aix.py", line 247, in find_shared
member = get_member(re.escape(name), members)
File "/data/prj/python/python-3.6.0.177/Lib/ctypes/_aix.py", line 189, in get_member
member = get_version(name, members)
File "/data/prj/python/python-3.6.0.177/Lib/ctypes/_aix.py", line 170, in get_version
return util._last_version(versions, '.')
NameError: name 'util' is not defined
+++++
When the comment is removed, i.e.
from . import util
both 32 and 64-bit report:
root at x064:[/data/prj/python/python-3.6.0.177/Lib/ctypes]../../python util.py
Traceback (most recent call last):
File "util.py", line 102, in <module>
import ctypes._aix as aix
File "/data/prj/python/python-3.6.0.177/Lib/ctypes/_aix.py", line 15, in <module>
from . import util
File "/data/prj/python/python-3.6.0.177/Lib/ctypes/util.py", line 102, in <module>
import ctypes._aix as aix
AttributeError: module 'ctypes' has no attribute '_aix'
This last condition also occurs in Python2
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<http://bugs.python.org/issue26439>
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