Possible Duplicate:
IndentationError: unindent does not match any outer indentation level
i wrote the following python code but i can't see what is the cause of the problem but i get the following error message:
def post(self): ^ IndentationError: unindent does not match any outer indentation level
class MainHandler(webapp2.RequestHandler):
def get(self):
self.response.out.write(form)
def post(self):
self.response.out.write("valid")
app = webapp2.WSGIApplication([('/', MainHandler)],debug=True)
any help will be appreciated