Improve language #2341

Job	Run time
lint	48s
format	52s
pyright (./packages/autogen-core)	1m 9s
mypy (./packages/autogen-core)	1m 56s
pyright (./packages/autogen-magentic-one)	58s
mypy (./packages/autogen-magentic-one)	1m 6s
pyright (./packages/agbench)	53s
mypy (./packages/agbench)	52s
pyright (./packages/autogen-ext)	1m 7s
mypy (./packages/autogen-ext)	1m 38s
pyright (./packages/autogen-agentchat)	53s
check-proto-changes-python	1m 15s
docs (./packages/autogen-core)	1m 22s
mypy (./packages/autogen-agentchat)	1m 17s
docs-example-check (./packages/autogen-core)	2m 14s
test (./packages/autogen-core)	51s
test (./packages/autogen-magentic-one)	1m 21s
test (./packages/autogen-ext)	2m 21s
test (./packages/autogen-agentchat)	1m 6s
	23m 59s

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