Python Module Dump

import sys, re, os
import django

def ModuleList():
    ret = []
    dir_project = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
    project_name = os.path.basename(dir_project)

    for k,v in sys.modules.items():

        x = str(v)
        if 'built-in' in x:
            ret.append((k, 'built-in'))
            continue

        m = re.search(r"^.*?'(?P<module>.*?)' from '(?P<file>.*?)'.*$", x)
        if m:
            d = m.groupdict()
            f = d['file']
            f = re.sub(r'/usr/.*?/lib/python[.0-9]*/site-packages/django/', 'system django >> ', f)
            f = re.sub(r'/usr/.*?/lib/python[.0-9]*/site-packages/', 'site-packages >> ', f)
            f = re.sub(r'/usr/.*?/lib/python[.0-9]*/', 'system python >> ', f)
            f = re.sub(dir_project+'.*python/', 'local python >> ', f)
            f = re.sub(dir_project+'.*django/', 'local django >> ', f)
            f = re.sub(dir_project+r'(/\.\./)?', project_name + ' >> ', f)
            ret.append((d['module'], f))
    ret.sort( lambda a,b: cmp(a[0].lower(), b[0].lower()) )
    ret.insert(0, ('Python version', sys.version) )
    ret.insert(0, ('Django version', django.get_version()) )

    return ret
# ModuleList

if __name__ == "__main__":
    for x in ModuleList():
        print "%s\t%s" % (x[0], x[1])