Showing content from http://svn.python.org/projects/python/branches/r23b1-branch/Tools/compiler/demo.py below:
#! /usr/bin/env python """Print names of all methods defined in module This script demonstrates use of the visitor interface of the compiler package. """ import compiler class MethodFinder: """Print the names of all the methods Each visit method takes two arguments, the node and its current scope. The scope is the name of the current class or None. """ def visitClass(self, node, scope=None): self.visit(node.code, node.name) def visitFunction(self, node, scope=None): if scope is not None: print "%s.%s" % (scope, node.name) self.visit(node.code, None) def main(files): mf = MethodFinder() for file in files: f = open(file) buf = f.read() f.close() ast = compiler.parse(buf) compiler.walk(ast, mf) if __name__ == "__main__": import sys main(sys.argv[1:])
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