getrandbits creates an int, not a float

data/users.py

@@ -148,9 +148,9 @@ class UserAuthentication(object):
     from app import app
     app_secret_key = app.config['SECRET_KEY']
 
-    # First try parsing the key as a float.
+    # First try parsing the key as an int.
     try:
-      secret_key = float(app_secret_key)
+      secret_key = int(app_secret_key)
     except ValueError:
       secret_key = app_secret_key