jcvi.py 文件源码

def dispatch(self, globals):
        from difflib import get_close_matches
        meta = "ACTION"  # function is only invoked for listing ACTIONs
        if len(sys.argv) == 1:
            self.print_help()

        action = sys.argv[1]

        if not action in self.valid_actions:
            print >> sys.stderr, "[error] {0} not a valid {1}\n".format(action, meta)
            alt = get_close_matches(action, self.valid_actions)
            print >> sys.stderr, "Did you mean one of these?\n\t{0}\n".\
                                format(", ".join(alt))
            self.print_help()

        globals[action](sys.argv[2:])