Fix python3 qrcode and some bugs

account/urls/oj.py

@@ -1,10 +1,12 @@
 from django.conf.urls import url
 
 from ..views.oj import (ApplyResetPasswordAPI, ResetPasswordAPI,
-                        UserChangePasswordAPI, UserLoginAPI, UserRegisterAPI)
+                        UserChangePasswordAPI, UserRegisterAPI,
+                        UserLoginAPI, UserLogoutAPI)
 
 urlpatterns = [
     url(r"^login/?$", UserLoginAPI.as_view(), name="user_login_api"),
+    url(r"^logout/?$", UserLogoutAPI.as_view(), name="user_logout_api"),
     url(r"^register/?$", UserRegisterAPI.as_view(), name="user_register_api"),
     url(r"^change_password/?$", UserChangePasswordAPI.as_view(), name="user_change_password_api"),
     url(r"^apply_reset_password/?$", ApplyResetPasswordAPI.as_view(), name="apply_reset_password_api"),