How to use 'flask run host' in Python

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71def _run_flask(self, host, port, debug=False, using_win32=False):
72 print host
73 if using_win32:
74 import pythoncom
75 pythoncom.CoInitialize()
76 self.flask_app.run(debug=debug, host=host, port=port,
77 use_reloader=False)
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70def run_flask(self):
71 """
72 Run flask or other framework specified
73 """
74 if isinstance(self.server, str):
75 if self.server.lower() == "flask":
76 self.flask_app.run(host=self.host, port=self.port)
77 elif self.server.lower() == "django":
78 if sys.platform in ['win32', 'win64']:
79 os.system("python manage.py runserver {}:{}".format(self.host, self.port))
80 else:
81 os.system("python3 manage.py runserver {}:{}".format(self.host, self.port))
82 else:
83 raise Exception("{} must be a function which starts the webframework server!".format(self.server))
84 else:
85 self.server()

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