cpython/Lib/lib2to3
Miss Islington (bot) 20bc40ef44
bpo-36541: Add lib2to3 grammar PEP-570 pos-only arg parsing (GH-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 42c9f0fd0a)

Co-authored-by: Gregory P. Smith <greg@krypto.org>
2020-12-14 09:38:03 -08:00
..
fixes
pgen2 lib2to3: Support named assignment expressions (GH-12702) 2020-04-02 15:34:54 -07:00
tests bpo-36541: Add lib2to3 grammar PEP-570 pos-only arg parsing (GH-23759) 2020-12-14 09:38:03 -08:00
Grammar.txt bpo-36541: Add lib2to3 grammar PEP-570 pos-only arg parsing (GH-23759) 2020-12-14 09:38:03 -08:00
PatternGrammar.txt
__init__.py bpo-40360: Deprecate lib2to3 module in light of PEP 617 (GH-19663) 2020-04-24 11:19:46 -07:00
__main__.py
btm_matcher.py
btm_utils.py
fixer_base.py
fixer_util.py
main.py
patcomp.py
pygram.py
pytree.py
refactor.py