Pin traitlets<5.2.0

Author: davidbrochart

nbclient/tests/test_client.py

@@ -520,7 +520,7 @@ def start_channels(
         ) -> None:
             raise Exception("Any error")
 
-        def stop_channels(self) -> None:
+        def stop_channels(self):
             pass
 
     nb = nbformat.v4.new_notebook()

requirements.txt

@@ -1,4 +1,4 @@
 jupyter_client>=6.1.5
 nbformat>=5.0
 nest_asyncio
-traitlets>=5.0.0
+traitlets>=5.0.0,<5.2.0