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analyse_python_code.py
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Thu, May 16, 06:58

analyse_python_code.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
""" analyze a python code """
################################################################
import inspect
import imp
import re
import os
import sys
import class_decriptor as cd
from class_dumper_classes import ClassDumperClasses
################################################################
def get_class_encapsulation(name):
# print "CCCCCCCCCCCc " + name
if re.match('_(.*?)_(.*)', name):
match = re.match('_(.*?)_(.*)', name)
name = match.group(2)
if name[0] == '_':
encaps = 'private'
name = name[1:]
else:
encaps = 'protected'
return name, encaps
return name, 'public'
################################################################
def get_encapsulation(name):
# print "CCCCCCCCCCCc " + name
if re.match('_(.*)', name):
match = re.match('_(.*)', name)
name = match.group(1)
if name[0] == '_':
encaps = 'private'
name = name[1:]
else: encaps = 'protected'
return name, encaps
return name, 'public'
################################################################
def analyze_file(fnames, class_cache={}, **kwargs):
print fnames
modfile = fnames
modname = os.path.basename(modfile)
modname = os.path.splitext(modname)[0]
mymod = imp.load_source(modname, modfile)
exclude_members = ['__module__', '__doc__']
for k, v, in mymod.__dict__.iteritems():
if inspect.isclass(v):
print k
class_desc = cd.ClassDescriptor(k, inheritance=None)
for name, memb in inspect.getmembers(v):
#print name
if name in exclude_members:
continue
if inspect.ismethod(memb):
args = [("PyObject", a) for a in inspect.getargspec(memb).args
if not a == 'self']
# print name
encaps = 'public'
if name == '__init__':
name = k
lines = inspect.getsourcelines(memb)
# print lines
for line in lines[0]:
match = re.match(r'\s*self\.(.*)=(.*)', line)
if match:
name = match.group(1)
member, dummy_encaps_member = get_encapsulation(name)
# print member,encaps
class_desc.addMember(member, "PyObject", encaps, "", "")
elif re.match('__.*__', name):
pass
else:
name, encaps = get_class_encapsulation(name)
class_desc.addMethod(name, args, "PyObject", encaps, "", "", "", "")
class_cache[k] = class_desc
return class_cache
################################################################
def analyzeFiles(dirname,extension_list = ['.py'],output=None,import_dir=None,**kwargs):
if import_dir is not None:
if isinstance(import_dir, str):
import_dir = import_dir.split(':')
for _dir in import_dir:
path = os.path.expanduser(_dir)
sys.path.append(path)
read_classes = {}
if os.path.isfile(dirname):
files = [dirname]
else:
files = []
for filename in os.listdir(dirname):
dummy_base, ext = os.path.splitext(filename)
if ext in extension_list:
files.append(os.path.join(dirname, filename))
if os.path.isfile(dirname):
dirname = None
for filename in files:
analyze_file(filename, class_cache=read_classes, dec_dir=dirname, **kwargs)
if output is not None:
dumper_class = ClassDumperClasses(output)
classes = [c for dummy_k, c in read_classes.iteritems()]
dumper_class.dump(classes=classes)
################################################################
def main():
import argparse
parser = argparse.ArgumentParser(description='Code analyzer to produce .classes description')
parser.add_argument('--sources', '-s',
help='The directory where the sources are loacted', required=True)
parser.add_argument('--output', '-o', type=str, help='filename to store output')
parser.add_argument('--import_dir', '-i', type=str, help='directories to scan for imports')
args = parser.parse_args()
args = vars(args)
src_dir = args['sources']
analyzeFiles(src_dir, **args)
################################################################
if __name__ == '__main__':
main()

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