Tjeerd Pinkert t.j.pink...@alumnus.utwente.nl added the comment:
Indeed I use Linux, sorry for the inconvenience of not mentioning.
Thanks Ned, I think this is indeed the case. Using os.setgroups with a list of
group ids (one for the file access, one for the serial port) before switching
user
New submission from Tjeerd Pinkert t.j.pink...@alumnus.utwente.nl:
If I use os.setgid and os.setuid to switch to an other user in some daemon
code, I cannot open the serial port anymore. If I run the same code directly
from the user I can open the serial port. Since the serial module is using
Changes by Tjeerd Pinkert t.j.pink...@alumnus.utwente.nl:
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type: - behavior
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Python tracker rep...@bugs.python.org
http://bugs.python.org/issue10032
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Python
