2012-06-07 4 views
1

Я пытаюсь написать свое первое приложение в Google App Engine с помощью Python. Здесь ссылка на приложение: http://contractpy.appspot.com/ - это просто экспериментальное приложение. Весь код ниже.GAE TypeError: недостаточно аргументов для строки формата

Но я получаю эту ошибку (показал на бревнах):

(...) line 229, in post "owner":owner}) 
TypeError: not enough arguments for format string 

Line 229 в этом случае блок:

if (resident_name and valid_resident(resident_name)) \ 
     and (user_SSN and valid_SSN(user_SSN)) \ 
     and ((not user_email) or (user_email and valid_email(user_email))): 
      self.redirect('/welcome?resident=%s&nacionality=%s?SSN=%s?driverLicense=%s?email=%s?witness =%s?owner=%s' % {"resident":resident_name, 
             "nacionality":user_nacionality, 
             "SSN":user_SSN, 
             "driverLicense":user_driverLicense, 
             "email":user_email, 
             "witness ":witness , 
             "owner":owner}) 

Более specificaly, именно эта линия:

"owner":owner}) 

Я попытался внести изменения, прочесть похожие теги, но ничего не получилось. Может кто-нибудь выяснить, что вызывает эту ошибку? Заранее благодарим за любую помощь!

# -*- coding: utf-8 -*- 
# -*- coding: utf-8 -*- 
#!/usr/bin/env python 
# 
# Copyright 2007 Google Inc. 
# 
# Licensed under the Apache License, Version 2.0 (the "License"); 
# you may not use this file except in compliance with the License. 
# You may obtain a copy of the License at 
# 
#  http://www.apache.org/licenses/LICENSE-2.0 
# 
# Unless required by applicable law or agreed to in writing, software 
# distributed under the License is distributed on an "AS IS" BASIS, 
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
# See the License for the specific language governing permissions and 
# limitations under the License. 
# 

import webapp2 

form = """ 

<html> 
    <head> 
    <title>Sign Up</title> 
    <style type="text/css"> 
     .label {text-align: right} 
     .error {color: red} 
    </style> 

    </head> 

    <body> 
    <h2>Signup</h2> 
    <form method="post"> 
     <table> 
     <tr> 
      <td class="label"> 
      resident 
      </td> 
      <td> 
      <input type="text" name="resident" value= "%(resident)s"> 
      </td> 
      <td class="error"> %(resident_error)s 

      </td> 
     </tr> 

     <tr> 
      <td class="label"> 
      nacionality 
      </td> 
      <td> 
      <input type="text" name="nacionality" value= " "> 
      </td> 
     </tr> 

     <tr> 
      <td class="label"> 
      License 
      </td> 
      <td> 
      <input type="text" name="driverLicense" value=""> 
      </td> 
     </tr> 

     <tr> 
      <td class="label"> 
      SSN 
      </td> 
      <td> 
      <input type="text" name="SSN" value="%(SSN)s"> 
      </td> 
      <td class="error"> %(SSN_error)s 
      </td> 
     </tr> 


     <tr> 
      <td class="label"> 
      Email (optional) 
      </td> 
      <td> 
      <input type="text" name="email" value="%(email)s"> 
      </td> 
      <td class="error"> %(email_error)s 

      </td> 
     </tr> 
     </table> 

<br> 
     <td class="label"> 
      Contract Type 
      <select name = "contractType"> 
       <option>House Rental Contract</option> 
       <option>Car Rental Contract</option> 
       <option>Other</option> 
      </select> 
      </td> 
<br> 
<br> 

<br> 
      owner 
      <select name = "owner"> 
       <option>House owner</option> 
       <option>Car owner</option> 
       <option>Other owner</option> 
      </select> 
<br> 
<br> 

<br> 
      Witness 
      <select name = "witness"> 
       <option>Carl Sagan</option> 
       <option>Mahatma Gandhi</option> 
      </select> 
<br> 
<br> 

     <input type="submit"> 
    </form> 
    </body> 

</html> 
""" 

welcome = """ 
<html> 
    <head> 
    <title>Unit 2 Signup</title> 
    </head> 

    <body> 

%(contractType)s 

In consideration of the agreements of the Resident(s), known as: %(resident)s The owner hereby rents them the dwelling located at %(residentAdress)s, for the period commencing on the %(dateStarts)s, and monthly thereafter until the last day of %(dateEnds)s, at which time this Agreement is terminated. Resident(s), in consideration of owners permitting them to occupy the above property, hereby agrees to the following terms: 

RENT: To pay as rental the sum of $ (rentalSum) per month, due and payable in advance from the first day of every month. Failure to pay rent when due will result in the owner taking immediate legal action to evict the Resident from the premises and seize the security deposit. 
LATE FEE: Rent received after the first of the month will be subject to a late fee of 10% plus (3.00) dollars per day. 

ACCEPTED THIS (dateContract), at (localContract). 

___________________________________________________ 
%(resident)s - Resident 

___________________________________________________ 
%(owner)s – owner 

___________________________________________________ 
%(witness)s – Witness 

    </body> 
</html> 

""" 

import re 

USER_RE = re.compile(r"^[a-zA-Z0-9_-]{3,20}$") 
def valid_resident(resident): 
    return USER_RE.match(resident) 

PASS_RE = re.compile(r"^.{3,20}$") 
def valid_SSN(SSN): 
    return PASS_RE.match(SSN) 

EMAIL_RE = re.compile(r"^[\S][email protected][\S]+\.[\S]+$") 
def valid_email(email): 
    return EMAIL_RE.match(email) 

def escape_html(s): 
    for (i,o) in (("&","&"), (">",">"), ("<","<"), ('"','"')): 
     s = s.replace(i,o) 
     return s 

import time 

import datetime 

def dateToday(): 
    today = datetime.datetime.today() 
    todayDay = str(today.day) 
    todayMonth = str(today.month) 
    monthExt = {'1':' January ', '2':'February', '3':' March ', '4':'April', '5':'May', '6':'June', '7 ':' July ', '8':'August', '9':'September', '10':'October', '11':'November ', '12':'December'} 
    todayYear = str(today.year) 
    return(todayDay + ' of ' + monthExtenso[todaymonth] + ' of ' + todayYear) 

class MainHandler(webapp2.RequestHandler): 
    def get(self): 
     self.response.out.write(form %{"resident": "", 
             "SSN": "", 
             "driverLicense": "", 
             "email":"", 
             "resident_error": "", 
             "SSN_error": "", 
             "driverLicense_error": "", 
             "email_error": ""}) 

    def write_form(self, text_write): 
     self.response.out.write(text_write) 

    def post(self): 
     resident_name = self.request.get(escape_html("resident")) 
     user_nacionality = self.request.get("nacionality") 
     user_SSN = self.request.get(escape_html('SSN')) 
     user_email = self.request.get(escape_html('email')) 
     user_driverLicense = self.request.get(escape_html('driverLicense')) 
     resident_error = "" 
     SSN_error = "" 
     driverLicense_error = "" 
     contract_type = self.request.get("contractType") 
     owner = self.request.get("owner") 
     witness = self.request.get("witness ") 

     if (resident_name and valid_resident(resident_name)) \ 
     and (user_SSN and valid_SSN(user_SSN)) \ 
     and ((not user_email) or (user_email and valid_email(user_email))): 
      self.redirect('/welcome?resident=%s&nacionality=%s?SSN=%s?driverLicense=%s?email=%s?witness =%s?owner=%s' % {"resident":resident_name, 
             "nacionality":user_nacionality, 
             "SSN":user_SSN, 
             "driverLicense":user_driverLicense, 
             "email":user_email, 
             "witness":witness, 
             "owner":owner}) 
     else: 
      if not valid_resident(resident_name): 
       resident_error = "Oh no!!! this resident name isn't valid!" 
      if not valid_SSN(user_SSN): 
       SSN_error = "Oh no!!! SSN isn't valid!" 
      if user_email and not valid_email(user_email): 
       email_error = "Oh no!!! e-mail isn't valid!" 
      self.write_form(form % {"resident":resident_name, 
             "resident_error":resident_error, 
             "SSN":user_SSN, 
             "SSN_error":SSN_error, 
             "driverLicense":user_driverLicense, 
             "email":user_email, 
             }) 

class WelcomeHandler(webapp2.RequestHandler): 
    def get(self): 
     geted_resident_name = self.request.get('resident') 
     geted_user_nacionality = self.request.get("nacionality") 
     geted_user_SSN = self.request.get('SSN') 
     geted_user_email = self.request.get('email') 
     geted_user_driverLicense = self.request.get('driverLicense') 
     geted_resident_error = "" 
     geted_SSN_error = "" 
     geted_driverLicense_error = "" 
     #geted_contract_type = self.request.get("contractType") 
     geted_owner = self.request.get("owner") 
     geted_witness = self.request.get("witness ") 



     self.response.out.write(welcome % {"resident":geted_resident_name, 
             "nacionality":geted_user_nacionality, 
             "SSN":geted_user_SSN, 
             "SSN_error":geted_SSN_error, 
             "driverLicense":geted_user_driverLicense, 
             "email":geted_user_email, 
             "witness ":geted_witness , 
             "owner":geted_owner, 
             }) 


app = webapp2.WSGIApplication([('/', MainHandler), ('/welcome', WelcomeHandler)], 
           debug=True) 

ответ

3

Правая рука аргумент % оператора при использовании для строки форматирования должен быть кортеж, а не ДИКТ. В вашем случае dict заменит первое вхождение %s в строку формата, оставив недостаточно других объектов для замены остальных. Вам необходимо вручную построить кортеж предметов, которые вы хотите использовать для замены, например:

('/welcome?resident=%s&nacionality=%s?SSN=%s?driverLicense=%s?email=%s?witness =%s? 
owner=%s' % (resident_name, user_nacionality, user_SSN, user_driverLicense, user_email, 
witness, owner) 
+0

Интересно ... Я использовал другое рабочее приложение, где, как я думал, использовался словарь. Но ваше исправление исправило ошибку. Спасибо, Wooble! – craftApprentice

1
не

достаточно аргументов вызываются, когда у вас есть формат параметры х в строке, но вы только прошли Y аргументов совпадают, то (где х> у).

В вашем случае у вас есть минус%, просто измените s% на% s.

self.redirect('/welcome?resident=%s&nacionality=%s?SSN=%s?driverLicense=%s?email=s%?witness =%s?owner=%s' % {"resident":resident_name, 
             "nacionality":user_nacionality, 
             "SSN":user_SSN, 
             "driverLicense":user_driverLicense, 
             "email":user_email, 
             "witness ":witness , 
             "owner":owner}) 
+0

Большое спасибо, Shay. На самом деле была типичная ошибка («email = s%»). Но я исправил это (% s), и ошибка сообщения сохраняется. Любой совет, что происходит не так? – craftApprentice

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