hun*_*ppo 5 python heroku flask waitress server
我正在尝试在 Heroku 上部署我的应用程序。我必须使用 Windows,gunicorn 不起作用。我尝试了 waitress,每当我尝试加载任何页面时,它都会给我一个“模块不可调用”错误。
注意:到目前为止,我还没有在网络上部署它,heroku local在创建一个可公开访问的版本之前正在尝试。localhost它在使用 PyCharm 时有效。
文件的组织
/myapp
requirements.txt
Procfile
/myapp
/static
/templates
__init__.py
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__init __.py:
# encoding=utf-8
import click
from myapp.application import create_app
from myapp.application import db, login_manager
app = create_app()
from myapp.config import SQLALCHEMY_TRACK_MODIFICATIONS
from myapp.models import User
from myapp.views import *
app.add_url_rule('/home', HomePage.endpoint,
view_func=HomePage.as_view(HomePage.endpoint), methods=['GET','POST'])
# pages are defined in views.py
#other code
if __name__ == '__main__':
# set debug to false when moving to production
app.run()
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Procfile:
web: waitress-serve --port=5000 myapp:application
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追溯:
\myapp>heroku local
[WARN] No ENV file found
14:58:51 web.1 | ERROR:waitress:Exception when serving /home
14:58:51 web.1 | Traceback (most recent call last):
14:58:51 web.1 | File "c:\python34\lib\site-packages\waitress\channel.py",
line 338, in service
14:58:51 web.1 | task.service()
14:58:51 web.1 | File "c:\python34\lib\site-packages\waitress\task.py", lin
e 169, in service
14:58:51 web.1 | self.execute()
14:58:51 web.1 | File "c:\python34\lib\site-packages\waitress\task.py", lin
e 399, in execute
14:58:51 web.1 | app_iter = self.channel.server.application(env, start_re
sponse)
14:58:51 web.1 | TypeError: 'module' object is not callable
14:58:51 web.1 | ERROR:waitress:Exception when serving /favicon.ico
14:58:51 web.1 | Traceback (most recent call last):
14:58:51 web.1 | File "c:\python34\lib\site-packages\waitress\channel.py",
line 338, in service
14:58:51 web.1 | task.service()
14:58:51 web.1 | File "c:\python34\lib\site-packages\waitress\task.py", lin
e 169, in service
14:58:51 web.1 | self.execute()
14:58:51 web.1 | File "c:\python34\lib\site-packages\waitress\task.py", lin
e 399, in execute
14:58:51 web.1 | app_iter = self.channel.server.application(env, start_re
sponse)
14:58:51 web.1 | TypeError: 'module' object is not callable
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知道如何解决这个问题吗?
在你的Procfile,尝试改变
web: waitress-serve --port=5000 myapp:application
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到
web: waitress-serve --port=5000 myapp:app
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的最后一个参数waitress-serve是MODULE:OBJECT,OBJECT应用程序对象在哪里MODULE。在这里,您已命名您的应用程序app:
app = create_app()
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(您没有向我们展示您的所有代码,但它看起来myapp.application实际上是一个模块,而不是一个对象。您可以在示例代码中导入create_app、db、 和login_manager。)
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