#!/usr/bin/env python
import os
from modulegraph.util import imp_find_module

def modulefile(module):
    path, oext = os.path.splitext(imp_find_module(module)[1])
    for ext in ('.py', oext):
        if os.path.exists(path+ext):
            return path+ext
            break
    return None

if __name__ == '__main__':
    import sys
    error = 0
    for module in sys.argv[1:]:
        res = modulefile(module)
        if res is None:
            print module + ': Command not found.'
            error = 1
        else:
            print res
    raise SystemExit(error)