Fix typo highlighted by ruff autoformatter. (#12691)

H/t @MichaReiser for spotting it:
https://github.com/langchain-ai/langchain/pull/12585/files#r1378253045
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Predrag Gruevski 2023-10-31 22:16:06 -04:00 committed by GitHub
parent 724b92231d
commit 5ae51a8a85
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@ -683,7 +683,7 @@ class Unparser:
first = False
else:
self.write(", ")
(self.dispatch(a),)
self.dispatch(a)
if d:
self.write("=")
self.dispatch(d)