fix #607

lepture · Dec 20, 2023 · a0c85f4 · a0c85f4
1 parent a7d68b4
commit a0c85f4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/authlib/oauth2/rfc7523/token.py b/authlib/oauth2/rfc7523/token.py
@@ -73,7 +73,7 @@ def generate(self, grant_type, client, user=None, scope=None, expires_in=None):
         :param scope: current requested scope.
         :return: Token dict
         """
-        if not expires_in:
+        if expires_in is None:
             expires_in = self.DEFAULT_EXPIRES_IN
 
         token_data = self.get_token_data(grant_type, client, expires_in, user, scope)