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feat: let display hook handle clear_output #1135

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Merged
merged 1 commit into from
Jul 20, 2023
Merged

feat: let display hook handle clear_output #1135

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12 changes: 9 additions & 3 deletions ipykernel/zmqshell.py
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Original file line number Diff line number Diff line change
Expand Up @@ -144,11 +144,17 @@ def clear_output(self, wait=False):
"""
content = dict(wait=wait)
self._flush_streams()
msg = self.session.msg("clear_output", json_clean(content), parent=self.parent_header)

# see publish() for details on how this works
for hook in self._hooks:
msg = hook(msg)
if msg is None:
return

self.session.send(
self.pub_socket,
"clear_output",
content,
parent=self.parent_header,
msg,
ident=self.topic,
)

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