[英]TypeError: __str__ returned non-string (type PhoneNumber)
我在我的 django-rest-api 應用程序中使用PhoneNumberField
class User(AbstractBaseUser, PermissionsMixin):
phone_number = PhoneNumberField(_('phone number'), unique=True)
我成功地使用電話號碼和密碼創建了超級用戶。但是每次運行服務器時我都會收到錯誤TypeError: __str__ returned non-string (type PhoneNumber)
有人可以幫我嗎
Stacktrace
TypeError: __str__ returned non-string (type PhoneNumber)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\core\handlers\exception.py", line 39, in inner
response = get_response(request)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\utils\deprecation.py", line 136, in __call__
response = self.get_response(request)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\core\handlers\exception.py", line 41, in inner
response = response_for_exception(request, exc)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\core\handlers\exception.py", line 86, in response_for_exception
response = handle_uncaught_exception(request, get_resolver(get_urlconf()), sys.exc_info())
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\core\handlers\exception.py", line 128, in handle_uncaught_exception
return debug.technical_500_response(request, *exc_info)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\views\debug.py", line 84, in technical_500_response
html = reporter.get_traceback_html()
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\views\debug.py", line 317, in get_traceback_html
return t.render(c)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 208, in render
return self._render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 199, in _render
return self.nodelist.render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 994, in render
bit = node.render_annotated(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 961, in render_annotated
return self.render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\defaulttags.py", line 315, in render
return nodelist.render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 994, in render
bit = node.render_annotated(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 961, in render_annotated
return self.render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\defaulttags.py", line 315, in render
return nodelist.render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 994, in render
bit = node.render_annotated(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 961, in render_annotated
return self.render(context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 1050, in render
return render_value_in_context(output, context)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\template\base.py", line 1028, in render_value_in_context
value = force_text(value)
File "C:\Users\Emmanuel\Envs\myproject\lib\site-packages\django\utils\encoding.py", line 76, in force_text
s = six.text_type(s)
返回的對象是PhoneNumber實例,而不是字符串。
您應該執行以下操作:
def __str__(self):
return str(self.phone_number)
django-phonenumber-field 對象是<class 'phonenumber_field.phonenumber.PhoneNumber'> 的一個實例,因此需要轉換為 django 的類型字符串來呈現它。
有幾種方法可以做到這一點,這里是其中一種方法。
將str方法添加到您的模型中:
def __str__(self):
return f"{self.phone_number}"
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