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22 lines
422 B
22 lines
422 B
# coding=UTF-8
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import os
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class GnuPGNotFound(LookupError):
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pass
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def which(program):
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fpath, fname = os.path.split(program)
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if fpath:
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if os.path.isfile(program):
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return program
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else:
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for path in os.environ["PATH"].split(os.pathsep):
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exe_file = os.path.join(path, program)
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if os.path.isfile(exe_file):
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return exe_file
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return None
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