systematic use of from __future__ import absolute_import. it eliminates import NAME confusion with very common names (eg. import ldap is very ambiguous: can be a ldap module from realms-wiki, a ldap module from flask-ldap-login, or python-ldap module.

also cleant up a bit the import towards PEP8: builtin modules first, then 3rd party python packages, then local packages

realms/modules/auth/oauth/__init__.py

@@ -1,3 +1,5 @@
+from __future__ import absolute_import
+
 from ..models import Auth
 
 Auth.register('oauth')

realms/modules/auth/oauth/models.py

@@ -1,8 +1,10 @@
+from __future__ import absolute_import
+
 from flask import session
 from flask_login import login_user
 from flask_oauthlib.client import OAuth
 
-from realms import config
+from .... import config
 from ..models import BaseUser
 
 config = config.conf

realms/modules/auth/oauth/views.py

@@ -1,3 +1,5 @@
+from __future__ import absolute_import
+
 from flask import Blueprint, url_for, request, flash, redirect, session, current_app
 from .models import User