b7bb391033
The convention is that sys.exit(...) is called only if a module is run as a script, and that main() entry points use return statements to report exit codes: 0 (or None) for successful execution, or any non-zero integer for errors. E.g. see the console scripts generated when installing with pip.
34 lines
824 B
Python
34 lines
824 B
Python
from __future__ import print_function, division, absolute_import
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import sys
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def main(args=None):
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if args is None:
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args = sys.argv[1:]
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# TODO Add help output, --help, etc.
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# TODO Handle library-wide options. Eg.:
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# --unicodedata
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# --verbose / other logging stuff
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# TODO Allow a way to run arbitrary modules? Useful for setting
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# library-wide options and calling another library. Eg.:
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#
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# $ fonttools --unicodedata=... fontmake ...
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#
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# This allows for a git-like command where thirdparty commands
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# can be added. Should we just try importing the fonttools
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# module first and try without if it fails?
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mod = 'fontTools.'+sys.argv[1]
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sys.argv[1] = sys.argv[0] + ' ' + sys.argv[1]
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del sys.argv[0]
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import runpy
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runpy.run_module(mod, run_name='__main__')
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if __name__ == '__main__':
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sys.exit(main())
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