PyMetric撲滅運動その１

attributeが扱えるようになった。つぎはこの情報を使って、メトリック計算を行ったり、評価を行う機構を書けばいい。

入力

#!/usr/bin/env python
# -*- coding: us-ascii -*-
# vim: syntax=python
#
# Copyright 2008 Noriyuki Hosaka bgnori@gmail.com
#

'''
 module level document.
'''
import sys
from compiler import parse
import elementtree.ElementTree as ET

class Hoge(object):
 def foo(self):
   def bar(x):
     return self
   return bar

if __name__ == '__main__':
 print "Hello World!"
 print lambda x : x

出力
elementtreeを自作のdumpでdump(serializeの問題を回避するため)

 PythonProgram
   Module
   doc
  module level document.

   lineno None
     Stmt
     lineno None
       Import
       names [('sys', None)]
       lineno 11
       From
       modname compiler
       names [('parse', None)]
       lineno 12
       Import
       names [('elementtree.ElementTree', 'ET')]
       lineno 13
       Class
       doc None
       bases [Name('object')]
       name Hoge
       lineno 15
         Name
         name object
         lineno 15
         Stmt
         lineno None
           Function
           name foo
           doc None
           varargs None
           argnames ['self']
           flags 0
           lineno 16
           defaults []
           kwargs None
           decorators None
             Stmt
             lineno None
               Function
               name bar
               doc None
               varargs None
               argnames ['x']
               flags 0
               lineno 17
               defaults []
               kwargs None
               decorators None
                 Stmt
                 lineno None
                   Return
                   lineno 18
                     Name
                     name self
                     lineno 18
               Return
               lineno 19
                 Name
                 name bar
                 lineno 19
       If
       tests [(Compare(Name('__name__'), [('==', Const('__main__'))]), Stmt([Printnl([Const('Hello World!')], None), Printnl([Lambda(['x'], [], 0, Name('x'))], None)]))]
       else_ None
       lineno 21
         Compare
         lineno 21
         ops [('==', Const('__main__'))]
           Name
           name __name__
           lineno 21
           Const
           lineno 21
           value __main__
         Stmt
         lineno None
           Printnl
           dest None
           lineno 22
             Const
             lineno 22
             value Hello World!
           Printnl
           dest None
           lineno 23
             Lambda
             kwargs None
             argnames ['x']
             flags 0
             lineno 23
             defaults []
             varargs None
               Name
               name x
               lineno 23