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bpo-46414: Add typing.reveal_type #30646

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Merged
merged 6 commits into from
Feb 2, 2022
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bpo-46414: Add typing.reveal_type #30646

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bpo-46414: Add typing.reveal_type
JelleZijlstra Jan 17, 2022
e24a8a2
Update Misc/NEWS.d/next/Library/2022-01-17-10-00-02.bpo-46414.Ld0b_y.rst
JelleZijlstra Jan 17, 2022
8f5f750
add example
JelleZijlstra Jan 17, 2022
742884a
test the stdout and make it nicer
JelleZijlstra Jan 22, 2022
e447293
write to stderr
JelleZijlstra Jan 23, 2022
b2bbe06
Update Doc/library/typing.rst
JelleZijlstra Jan 23, 2022
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add example
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@JelleZijlstra
JelleZijlstra committed Jan 17, 2022
commit 8f5f750dc57b20f0905272c727bc1b3a3b033234
5 changes: 4 additions & 1 deletion Doc/library/typing.rst
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Expand Up @@ -1956,7 +1956,10 @@ Functions and decorators
communicates intent more clearly.

At runtime, this function prints the runtime type of its argument
and returns it unchanged.
and returns it unchanged::

x = reveal_type(1) # prints "Runtime type is int"
print(x) # prints "1"

.. versionadded:: 3.11

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