Removed unused imports.

app/user/rest.py

@@ -1,8 +1,6 @@
 import json
-import uuid
 from datetime import datetime
 from flask import (jsonify, request, Blueprint, current_app)
-from app import encryption, DATETIME_FORMAT
 from app.dao.users_dao import (
     get_user_by_id,
     save_model_user,
@@ -32,10 +30,6 @@ from app.schemas import (
     user_update_schema_load_json
 )
 
-from app.celery.tasks import (
-    send_email
-)
-
 from app.errors import (
     register_errors,
     InvalidRequest