Flask - WSGI - 没有名为“flask”的模块

新手上路,请多包涵

我一直在关注 Sentdex 的 Flask 教程。他正在使用 Venv 来设置他的 Flask,但没有将他的 Python 设置为与 Venv 一起工作。我已经尝试在全球范围内安装 Flask - 但它仍然无法正常工作。尝试浏览到服务器返回 500 Internal Server Error

我遇到了常见的 no module named flask 错误。

errorFGL.log

 [Sun Feb 05 11:22:32.043925 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814] mod_wsgi (pid=26340): Target WSGI script '/var/www-fgl/FlaskApp/flaskapp.wsgi' cannot be loaded as Python module.
[Sun Feb 05 11:22:32.044105 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814] mod_wsgi (pid=26340): Exception occurred processing WSGI script '/var/www-fgl/FlaskApp/flaskapp.wsgi'.
[Sun Feb 05 11:22:32.044243 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814] Traceback (most recent call last):
[Sun Feb 05 11:22:32.045011 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814]   File "/var/www-fgl/FlaskApp/flaskapp.wsgi", line 8, in <module>
[Sun Feb 05 11:22:32.045070 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814]     from FlaskApp import app as application
[Sun Feb 05 11:22:32.045549 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814]   File "/var/www-fgl/FlaskApp/FlaskApp/__init__.py", line 1, in <module>
[Sun Feb 05 11:22:32.045594 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814]     from flask import Flask
[Sun Feb 05 11:22:32.045689 2017] [wsgi:error] [pid 26340:tid 118578538694400] [client 86.52.205.25:49814] ImportError: No module named 'flask'

init.py

 from flask import Flask

app = Flask(__name__)

@app.route('/')
def homepage():
    return "Success"

if __name__ == "__main__":
    app.run()

flaskapp.wsgi 文件

#!/usr/bin/python
import sys
import logging
logging.basicConfig(stream=sys.stderr)

sys.path.insert(0,"/var/www-fgl/FlaskApp/")

from FlaskApp import app as application
application.secret_key = '[REDACTED]'

fgl-database.conf

 <VirtualHost *:80>
        ServerName [REDACTED]
        WSGIScriptAlias / /var/www-fgl/FlaskApp/flaskapp.wsgi
        <Directory /var/www-fgl>
            Require all granted
        </Directory>
        Alias /static /var/www-fgl/FlaskApp/FlaskApp/static
        <Directory /var/www-fgl/FlaskApp/FlaskApp/static/>
            Require all granted
        </Directory>
        ErrorLog ${APACHE_LOG_DIR}/errorFGL.log
        LogLevel warn
        CustomLog ${APACHE_LOG_DIR}/accessFGL.log combined

</VirtualHost>

原文由 Davixxa 发布,翻译遵循 CC BY-SA 4.0 许可协议

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2 个回答

作为寻找解决方案时的礼貌行为,我在谷歌上搜索了更多,并以某种方式设法从 Nathan Nichols 的 YouTube 评论中找到了解决方案:

https://www.digitalocean.com/community/tutorials/how-to-run-django-with-mod_wsgi-and-apache-with-a-virtualenv-python-environment-on-a-debian-vps

  1. 编辑 /etc/apache2/sites-available/FlaskApp.conf
  2. 在“WSGIScriptAlias”行之前添加以下两行:
    WSGIDaemonProcess FlaskApp python-path=/var/www/FlaskApp:/var/www/FlaskApp/FlaskApp/venv/lib/python2.7/site-packages
   WSGIProcessGroup FlaskApp

  1. 使用“service apache2 restart”重新启动 Apache

我当然用python3.5替换了Python版本,这就是我正在运行的。

原文由 Davixxa 发布,翻译遵循 CC BY-SA 3.0 许可协议

我浪费了大约 25 分钟的时间来寻找解决方案,在遵循了我能找到的所有其他资源之后,我还做了以下事情:

 sudo apt-get install libapache2-mod-wsgi-py3

确保在 libapache2-mod-wsgi-py3 的末尾有 ‘-py3’ 否则运行时将默认为 Python2.7

来源: https ://vishnut.me/blog/ec2-flask-apache-setup.html

原文由 ReminiscientYeti 发布,翻译遵循 CC BY-SA 4.0 许可协议

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