Add some type annotations

1 files changed, 5 insertions, 9 deletions

diff --git a/accounts/utils/__init__.py b/accounts/utils/__init__.py
index 8d49363..6adf317 100644
--- a/accounts/utils/__init__.py
+++ b/accounts/utils/__init__.py
@@ -1,12 +1,14 @@
 # -*- coding: utf-8 -*-
 import importlib
 from functools import wraps
-from flask import render_template, request
+from flask import render_template, request, Flask
 from wtforms.validators import Regexp, ValidationError
 
+from typing import Optional
+
 
 # using http://flask.pocoo.org/docs/patterns/viewdecorators/
-def templated(template=None):
+def templated(template: Optional[str] = None):
     def templated_(f):
         @wraps(f)
         def templated__(*args, **kwargs):
@@ -24,12 +26,6 @@ def templated(template=None):
     return templated_
 
 
-def ensure_utf8(s):
-    if isinstance(s, str):
-        s = s.encode('utf8')
-    return s
-
-
 class NotRegexp(Regexp):
     """
     Like wtforms.validators.Regexp, but rejects data that DOES match the regex.
@@ -42,7 +38,7 @@ class NotRegexp(Regexp):
             raise ValidationError(self.message)
 
 
-def get_backend(path, app):
+def get_backend(path: str, app: Flask):
     module = path.rsplit(".", 1).pop()
     class_name = '%sBackend' % module.title()
     backend_class = getattr(importlib.import_module(path), class_name)