From 458120dd40db6b4df55a4e96b650e16798ef06a0 Mon Sep 17 00:00:00 2001 From: cinap_lenrek Date: Tue, 3 May 2011 11:25:13 +0000 Subject: add hg and python --- sys/src/cmd/python/Tools/compiler/demo.py | 38 +++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100755 sys/src/cmd/python/Tools/compiler/demo.py (limited to 'sys/src/cmd/python/Tools/compiler/demo.py') diff --git a/sys/src/cmd/python/Tools/compiler/demo.py b/sys/src/cmd/python/Tools/compiler/demo.py new file mode 100755 index 000000000..61c54ee29 --- /dev/null +++ b/sys/src/cmd/python/Tools/compiler/demo.py @@ -0,0 +1,38 @@ +#! /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:]) -- cgit v1.2.3