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/local/__init__.py

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

realms/modules/auth/local/commands.py

@@ -1,8 +1,11 @@
+from __future__ import absolute_import
+
 import click
-from realms.lib.util import random_string
-from realms.modules.auth.local.models import User
-from realms.lib.util import green, red, yellow
-from realms import cli_group
+
+from .models import User
+from ....lib.util import random_string
+from ....lib.util import green, red, yellow
+from .... import cli_group
 
 
 @cli_group(short_help="Auth Module")

realms/modules/auth/local/forms.py

@@ -1,3 +1,5 @@
+from __future__ import absolute_import
+
 from flask_wtf import Form
 from wtforms import StringField, PasswordField, validators
 

realms/modules/auth/local/hooks.py

@@ -1,5 +1,8 @@
+from __future__ import absolute_import
+
 from flask import current_app
 from flask_wtf import RecaptchaField
+
 from .forms import RegistrationForm
 
 

realms/modules/auth/local/models.py

@@ -1,11 +1,15 @@
+from __future__ import absolute_import
+
+from hashlib import sha256
+
 from flask import current_app, render_template
 from flask_login import logout_user, login_user
+from itsdangerous import URLSafeSerializer, BadSignature
+
 from realms import login_manager, db
 from realms.lib.model import Model
 from ..models import BaseUser
 from .forms import LoginForm
-from itsdangerous import URLSafeSerializer, BadSignature
-from hashlib import sha256
 
 
 @login_manager.token_loader

realms/modules/auth/local/views.py

@@ -1,6 +1,10 @@
+from __future__ import absolute_import
+
 from flask import current_app, render_template, request, redirect, Blueprint, flash, url_for, session
-from realms.modules.auth.local.models import User
-from realms.modules.auth.local.forms import LoginForm, RegistrationForm
+
+from .models import User
+from .forms import LoginForm, RegistrationForm
+
 
 blueprint = Blueprint('auth.local', __name__)