LIL-408. Add custom exception handler

project/exceptions.py

@@ -0,0 +1,10 @@
+from rest_framework.views import exception_handler as base_exception_handler
+
+
+def exception_handler(exc, context):
+    response = base_exception_handler(exc, context)
+    if response is not None:
+        response.data['status_code'] = response.status_code
+        if 'detail' in response.data:
+            response.data['error'] = response.data['detail']
+    return response

project/settings.py

@@ -205,6 +205,7 @@ REST_FRAMEWORK = {
     ),
     'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.PageNumberPagination',
     'PAGE_SIZE': 10,
+    'EXCEPTION_HANDLER': 'project.exceptions.exception_handler',
 }
 
 # Celery settings