Vojtěch Pachol added the comment:
Actually it is a remote fs mounted via samba. OS is Linux.
Tracebacks with Python versions I have:
$ python2.7
Python 2.7.11 (default, Jan 11 2016, 21:04:40)
[GCC 5.3.1 20160101] on linux2
Type "help", "copyright", "credits" or
New submission from Vojtěch Pachol:
`copy2` checks if `os` nodule has `chmod` and then it uses it without thinking.
On filesystems that doesn't support `chmod` it ends with
OSError: [Errno 95] Operation not supported:
which is not acceptable since documentation says "cop