cinnamon-settings crashes with Python 3.6

[besser82]

Description of problem:

• cinnamon-settings crashes with Python 3.6

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Version-Release number of selected component (if applicable):

• cinnamon-3.2.7 with python-3.6.0

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How reproducible:

100%

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Steps to Reproduce:

1. Build and install cinnamon using Python 3.6
2. Invoke /usr/bin/cinnamon-settings
3. BANG!

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Actual results:

cinnamon-settings
Traceback (most recent call last):
  StepsFile "/usr/bin/cinnamon-settings", line 26, in <module>
    os.execvp("/usr/share/cinnamon/cinnamon-settings/cinnamon-settings.py", ("",) + tuple(sys.argv[1:]))
  File "/usr/lib64/python3.6/os.py", line 559, in execvp
    _execvpe(file, args)
  File "/usr/lib64/python3.6/os.py", line 583, in _execvpe
    exec_func(file, *argrest)
ValueError: execv() arg 2 first element cannot be empty

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Expected results:

• Doesn't crash.

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I came across this when testing recent cinnamon on Fedora Rawhide; there's already a hackish solution for this problem in the bugreport for Fedora.

Are there any better ideas, how to solve it?

[mtwebster]

Hackish is in already.

3936ac1