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bpo-36541: Add lib2to3 grammar PEP-570 pos-only arg parsing by gpshead · Pull Request #23759 · python/cpython

added 2 commits

December 14, 2020 07:58
This adds 3.8's PEP-570 support to lib2to3's pgen2.  lib2to3, while
being deprecated is still used by things to parse all versions of Python
code today.  We need it to support parsing modern 3.8 and 3.9 constructs.

@gpshead

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pablogsal

@gpshead

@gpshead gpshead deleted the lib2to3-grammar-positional-only branch

December 14, 2020 17:10

miss-islington pushed a commit to miss-islington/cpython that referenced this pull request

Dec 14, 2020 
…-23759)

Add positional only args support to lib2to3 pgen2.

This adds 3.8's PEP-570 support to lib2to3's pgen2.  lib2to3, while
being deprecated is still used by things to parse all versions of Python
code today.  We need it to support parsing modern 3.8 and 3.9 constructs.

Also add tests for complex *expr and **expr's.
(cherry picked from commit 42c9f0f)

Co-authored-by: Gregory P. Smith <greg@krypto.org>

miss-islington pushed a commit to miss-islington/cpython that referenced this pull request

Dec 14, 2020 
…-23759)

Add positional only args support to lib2to3 pgen2.

This adds 3.8's PEP-570 support to lib2to3's pgen2.  lib2to3, while
being deprecated is still used by things to parse all versions of Python
code today.  We need it to support parsing modern 3.8 and 3.9 constructs.

Also add tests for complex *expr and **expr's.
(cherry picked from commit 42c9f0f)

Co-authored-by: Gregory P. Smith <greg@krypto.org>

miss-islington added a commit that referenced this pull request

Dec 14, 2020 
Add positional only args support to lib2to3 pgen2.

This adds 3.8's PEP-570 support to lib2to3's pgen2.  lib2to3, while
being deprecated is still used by things to parse all versions of Python
code today.  We need it to support parsing modern 3.8 and 3.9 constructs.

Also add tests for complex *expr and **expr's.
(cherry picked from commit 42c9f0f)

Co-authored-by: Gregory P. Smith <greg@krypto.org>

miss-islington added a commit that referenced this pull request

Dec 14, 2020 
Add positional only args support to lib2to3 pgen2.

This adds 3.8's PEP-570 support to lib2to3's pgen2.  lib2to3, while
being deprecated is still used by things to parse all versions of Python
code today.  We need it to support parsing modern 3.8 and 3.9 constructs.

Also add tests for complex *expr and **expr's.
(cherry picked from commit 42c9f0f)

Co-authored-by: Gregory P. Smith <greg@krypto.org>

adorilson pushed a commit to adorilson/cpython that referenced this pull request

Mar 13, 2021 
…-23759)

Add positional only args support to lib2to3 pgen2.

This adds 3.8's PEP-570 support to lib2to3's pgen2.  lib2to3, while
being deprecated is still used by things to parse all versions of Python
code today.  We need it to support parsing modern 3.8 and 3.9 constructs.

Also add tests for complex *expr and **expr's.