#!/usr/bin/env python

from flask_debugtoolbar import DebugToolbarExtension

from app import app
from app.models import connect_to_db


if __name__ == '__main__':

    # debug = True as DebugToolbarExtension is invoked

    connect_to_db(app)

    # User the DebugToolbar
    # DebugToolbarExtension(app)

	PORT = int(os.environ.get("PORT", 5000))

	app.run(debug=True, host="0.0.0.0", port=PORT)

@@ -299,17 +299,20 @@
 n(app)%0A%0A
-%09
+    
 PORT = i
@@ -349,9 +349,12 @@
 ))%0A%0A
-%09
+    
 app.

Change indentation tab to spaces.