[issue30388] ndbm can't iterate through values on OS X

Ronald Oussoren added the comment: I've attached a C program that demonstrates the problem, and have filed an issue with Apple about this: FB8919203 It is not clear to me what we can do about this, other than not building the ndbm binding on macOS. The manpages for the ndbm APIs do not

[issue30388] ndbm can't iterate through values on OS X

Ronald Oussoren added the comment: See also #33074 -- ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue30388] ndbm can't iterate through values on OS X

Forest Gregg added the comment: A different user: otool -L $(python3.6 -c 'import _dbm;print(_dbm.file)') /usr/local/var/pyenv/versions/3.6.1/lib/python3.6/lib-dynload/_dbm.cpython-36m-darwin.so: /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1238.50.2) --

[issue30388] ndbm can't iterate through values on OS X

Forest Gregg added the comment: >From one user who had problems under both 3.5 and 3.6 otool -L $(python3.5 -c 'import _dbm;print(_dbm.__file__)') /Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/lib-dynload/_dbm.cpython-35m-darwin.so: /usr/lib/libSystem.B.dylib (compatibility

[issue30388] ndbm can't iterate through values on OS X

Ned Deily added the comment: It would be helpful if you could provide the output of this command: otool -L $(python3.6 -c 'import _dbm;print(_dbm.__file__)') if necessary, substituting whatever command name(s) you are using to invoke python when failing. --

[issue30388] ndbm can't iterate through values on OS X

Forest Gregg added the comment: I have been trying to make a small reproducible example, but haven't been able to isolate it. Running this script [1] csv_example on mac os x under either py27 or py3 does seem *often* cause this problem [2], [3]: [1]

[issue30388] ndbm can't iterate through values on OS X

Changes by Emily Morehouse : -- nosy: +emilyemorehouse ___ Python tracker ___ ___

[issue30388] ndbm can't iterate through values on OS X

Ned Deily added the comment: Can you provide a complete example of how to reproduce the behavior you are seeing? Ideally, it would include producing the shelve object. Also, please provide the output of this command: otool -L $(python3.6 -c 'import _dbm;print(_dbm.__file__)') --

[issue30388] ndbm can't iterate through values on OS X

Forest Gregg added the comment: Very sorry for the ambiguity. The bug appears for both python 3.5 and python 3.6.1 on OS X. I have not tried other versions of python on OS X. -- ___ Python tracker

[issue30388] ndbm can't iterate through values on OS X

Terry J. Reedy added the comment: Do you mean that on OSX, you code works with 3.6.1 and fails with 3.5.3? -- components: +macOS nosy: +ned.deily, ronaldoussoren, terry.reedy ___ Python tracker

[issue30388] ndbm can't iterate through values on OS X

Forest Gregg added the comment: The ndbm db's two files (in the attachment) have the following size tmp___otctx 0 bytes tmp___otctx.db 12857344 bytes -- ___ Python tracker

[issue30388] ndbm can't iterate through values on OS X

Changes by Forest Gregg : -- type: -> behavior ___ Python tracker ___ ___ Python-bugs-list

[issue30388] ndbm can't iterate through values on OS X

New submission from Forest Gregg: On Mac OS 10.12.4, a large shelve, backed by ndbm, can be created. But when I attempt to iterate through the values of the shelve it raises this exception: File "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/dedupe/api.py",