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author | Pablo Galindo <Pablogsal@gmail.com> | 2021-04-21 11:41:19 (GMT) |
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committer | GitHub <noreply@github.com> | 2021-04-21 11:41:19 (GMT) |
commit | b0544ba77cf86074fb1adde00558c67ca75eeea1 (patch) | |
tree | 5168d0dc8da1360feabecfbc7c721b3fa9a38b11 /Doc/whatsnew | |
parent | d35eef3b904b62e9c775bf3764ab0a0611f5a860 (diff) | |
download | cpython-b0544ba77cf86074fb1adde00558c67ca75eeea1.zip cpython-b0544ba77cf86074fb1adde00558c67ca75eeea1.tar.gz cpython-b0544ba77cf86074fb1adde00558c67ca75eeea1.tar.bz2 |
bpo-38605: Revert making 'from __future__ import annotations' the default (GH-25490)
This reverts commits 044a1048ca93d466965afc027b91a5a9eb9ce23c and 1be456ae9d53bb1cba2b24fc86175c282d1c2169, adapting the code to changes that happened after it.
Diffstat (limited to 'Doc/whatsnew')
-rw-r--r-- | Doc/whatsnew/3.10.rst | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst index 523668c..9ae9fe8 100644 --- a/Doc/whatsnew/3.10.rst +++ b/Doc/whatsnew/3.10.rst @@ -624,22 +624,6 @@ This section covers major changes affecting :pep:`484` type annotations and the :mod:`typing` module. -PEP 563: Postponed Evaluation of Annotations Becomes Default ------------------------------------------------------------- - -In Python 3.7, postponed evaluation of annotations was added, -to be enabled with a ``from __future__ import annotations`` -directive. In 3.10 this became the default behavior, even -without that future directive. With this being default, all -annotations stored in :attr:`__annotations__` will be strings. -If needed, annotations can be resolved at runtime using -:func:`typing.get_type_hints`. See :pep:`563` for a full -description. Also, the :func:`inspect.signature` will try to -resolve types from now on, and when it fails it will fall back to -showing the string annotations. (Contributed by Batuhan Taskaya -in :issue:`38605`.) - - PEP 604: New Type Union Operator -------------------------------- |