Why would shutil.copy() raise a permission exception when cp doesn’t?

The operation that is failing is chmod, not the copy itself: File “/usr/lib/python2.7/shutil.py”, line 91, in copymode os.chmod(dst, mode) OSError: [Errno 1] Operation not permitted: ‘bin/styles/blacktie/images/ajax-loader-000000-e3e3e3.gif’ This indicates that the file already exists and is owned by another user. shutil.copy is specified to copy permission bits. If you only want the file contents to be …

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