## Traceback *(most recent call last)*
* #### File "C:\Users\Hi\Desktop\dash-app-example\apps\login.py", line *50* , in `sucess`
user = User.query.filter_by(username=input1).first()
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\orm\query.py", line *2825* , in `first`
ret = list(self[0:1])
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\orm\query.py", line *2617* , in `__getitem__`
return list(res)
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\orm\query.py", line *2925* , in `__iter__`
return self._execute_and_instances(context)
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\orm\query.py", line *2948* , in `_execute_and_instances`
result = conn.execute(querycontext.statement, self._params)
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\engine\base.py", line *948* , in `execute`
return meth(self, multiparams, params)
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\sql\elements.py", line *269* , in `_execute_on_connection`
return connection._execute_clauseelement(self, multiparams, params)
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\engine\base.py", line *1055* , in `_execute_clauseelement`
ret = self._execute_context(
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\engine\base.py", line *1147* , in `_execute_context`
fn(self, cursor, statement, parameters,
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\sqlalchemy\events.py", line *624* , in `wrap_before_cursor_execute`
orig_fn(conn, cursor, statement,
* #### File "C:\Users\Hi\AppData\Local\Programs\Python\Python38\Lib\site-packages\flask_sqlalchemy\__init__.py", line *252* , in `before_cursor_execute`
context._query_start_time = _timer()
> TypeError: 'float' obj
def display_page(pathname):
if pathname == ‘/’ or pathname==’/welcome’:
return welcome.layout
elif pathname == ‘/dashboard’:
return dashboard.layout
elif pathname == ‘/live_twitter_sentiment’:
return live_twitter_sentiment.layout
elif pathname == ‘/login’:
return login.layout
elif pathname == ‘/success’:
if current_user.is_authenticated:
return success.layout
pathname=’/comments’
if pathname==’/comments’:
return comments.layout
else:
return login_fd.layout
elif pathname == ‘/logout’:
if current_user.is_authenticated:
logout_user()
return logout.layout
else:
return logout.layout
else:
return ‘404’