小编Muh*_*sim的帖子

ValueError:检测到循环引用

我有大约 287 行的代码,当它在命令提示符下执行时一切正常,但是当它在本地主机上使用 Flask 编译时,它显示以下错误:

ERROR:series-api:Exception on /papis/get-series [GET]
Traceback (most recent call last):
  File "C:\Users\mkiak\AppData\Roaming\Python\Python39\site-packages\flask\app.py", line 2070, in wsgi_app
    response = self.full_dispatch_request()
  File "C:\Users\mkiak\AppData\Roaming\Python\Python39\site-packages\flask\app.py", line 1515, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "C:\Users\mkiak\AppData\Roaming\Python\Python39\site-packages\flask\app.py", line 1513, in full_dispatch_request
    rv = self.dispatch_request()
  File "C:\Users\mkiak\AppData\Roaming\Python\Python39\site-packages\flask\app.py", line 1499, in dispatch_request
    return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args)
  File "E:\series-api.py", line 275, in getSeries
    return jsonify(result)
  File "C:\Users\mkiak\AppData\Roaming\Python\Python39\site-packages\flask\json\__init__.py", line 348, in jsonify
    f"{dumps(data, indent=indent, separators=separators)}\n",
  File "C:\Users\mkiak\AppData\Roaming\Python\Python39\site-packages\flask\json\__init__.py", line 129, in dumps
    rv = _json.dumps(obj, **kwargs)
  File "C:\Program Files\Python39\lib\json\__init__.py", line …
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python

5
推荐指数
1
解决办法
1万
查看次数

与“edit-expense”相反,没有找到任何参数。尝试了 1 个模式: ['edit\\-expense/(?P<id>[0-9]+)$'] - Django

尝试显示页面以更新记录但收到以下错误。

错误

NoReverseMatch at /edit-expense/2
Reverse for 'edit-expense' with no arguments not found. 1 pattern(s) tried: ['edit\\-expense/(?P<id>[0-9]+)$']
Request Method: GET
Request URL:    http://127.0.0.1:8000/edit-expense/2
Django Version: 3.2.5
Exception Type: NoReverseMatch
Exception Value:    
Reverse for 'edit-expense' with no arguments not found. 1 pattern(s) tried: ['edit\\-expense/(?P<id>[0-9]+)$']
Exception Location: C:\Users\Ideation\AppData\Roaming\Python\Python39\site-packages\django\urls\resolvers.py, line 694, in _reverse_with_prefix
Python Executable:  C:\Program Files\Python39\python.exe
Python Version: 3.9.5
Python Path:    
['C:\\xampp\\htdocs\\Projects\\Ideation\\Ideation',
 'C:\\Users\\Ideation\\AppData\\Roaming\\Python\\Python39\\site-packages\\_pdbpp_path_hack',
 'C:\\Program Files\\Python39\\python39.zip',
 'C:\\Program Files\\Python39\\DLLs',
 'C:\\Program Files\\Python39\\lib',
 'C:\\Program Files\\Python39',
 'C:\\Users\\Ideation\\AppData\\Roaming\\Python\\Python39\\site-packages',
 'C:\\Users\\Ideation\\AppData\\Roaming\\Python\\Python39\\site-packages\\win32',
 'C:\\Users\\Ideation\\AppData\\Roaming\\Python\\Python39\\site-packages\\win32\\lib',
 'C:\\Users\\Ideation\\AppData\\Roaming\\Python\\Python39\\site-packages\\Pythonwin',
 'C:\\Program Files\\Python39\\lib\\site-packages']
Server time:    Fri, 27 Aug …
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python django django-templates django-views python-3.x

1
推荐指数
1
解决办法
2931
查看次数