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Allow unparenthesized walrus in set literals, set comprehensions and indexes

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This commit is contained in:
gousaiyang
2020-11-27 14:37:55 -08:00
parent d39aadc4cc
commit b287476366
4 changed files with 34 additions and 5 deletions
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6
parso/python/grammar310.txt
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@@ -124,14 +124,14 @@ atom: ('(' [yield_expr|testlist_comp] ')' |
testlist_comp: (namedexpr_test|star_expr) ( comp_for | (',' (namedexpr_test|star_expr))* [','] )
trailer: '(' [arglist] ')' | '[' subscriptlist ']' | '.' NAME
subscriptlist: subscript (',' subscript)* [',']
subscript: test | [test] ':' [test] [sliceop]
subscript: test [':=' test] | [test] ':' [test] [sliceop]
sliceop: ':' [test]
exprlist: (expr|star_expr) (',' (expr|star_expr))* [',']
testlist: test (',' test)* [',']
dictorsetmaker: ( ((test ':' test | '**' expr)
(comp_for | (',' (test ':' test | '**' expr))* [','])) |
((test | star_expr)
(comp_for | (',' (test | star_expr))* [','])) )
((test [':=' test] | star_expr)
(comp_for | (',' (test [':=' test] | star_expr))* [','])) )
classdef: 'class' NAME ['(' [arglist] ')'] ':' suite

4
parso/python/grammar39.txt
View File

@@ -130,8 +130,8 @@ exprlist: (expr|star_expr) (',' (expr|star_expr))* [',']
testlist: test (',' test)* [',']
dictorsetmaker: ( ((test ':' test | '**' expr)
(comp_for | (',' (test ':' test | '**' expr))* [','])) |
((test | star_expr)
(comp_for | (',' (test | star_expr))* [','])) )
((test [':=' test] | star_expr)
(comp_for | (',' (test [':=' test] | star_expr))* [','])) )
classdef: 'class' NAME ['(' [arglist] ')'] ':' suite