pwhichd

#!/usr/bin/env python

### Print the installed location of a python module

def pwhichd():
    import optparse
    import os

    parser = optparse.OptionParser(usage="""%prog <module-name>""")
    options, args = parser.parse_args()

    if not args:
        parser.error('module name expected')

    module_name = args[0]
    p = __import__(args[0])
    return os.path.dirname(p.__file__)

if __name__ == '__main__':
    print(pwhichd())