我一直在关注Sentdex的Flask教程。他使用Venv来设置他的Flask，但是没有设置Python与Venv一起使用。我已经尝试过在全球范围内安装Flask-但仍然无法正常工作。尝试浏览到服务器将返回500 Internal Server Error

我遇到了通常的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

#!/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>