improve error message for OAuth2 authentication

2018-08-11 23:54:25 +02:00
parent 7f4e41c989
commit 4313c95bc9
3 changed files with 10 additions and 8 deletions
--- a/gallery_dl/extractor/deviantart.py
+++ b/gallery_dl/extractor/deviantart.py
@@ -561,10 +561,11 @@ class DeviantartAPI():

        auth = (self.client_id, self.client_secret)
        response = self.session.post(url, data=data, auth=auth)
-        if response.status_code != 200:
-            raise exception.AuthenticationError()
-
        data = response.json()
+
+        if response.status_code != 200:
+            raise exception.AuthenticationError('"{} ({})"'.format(
+                data.get("error_description"), data.get("error")))
        if refresh_token:
            _refresh_token_cache.invalidate(refresh_token)
            _refresh_token_cache(refresh_token, data["refresh_token"])