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bpo-44385: Remove unused grammar rules (GH-26655) 

Automerge-Triggered-By: GH:lysnikolaou
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Lysandros Nikolaou 2021-06-11 00:05:06 +02:00 committed by GitHub
parent 6544b2532d
commit e7b4644607
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2 changed files with 1784 additions and 2260 deletions
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11
Grammar/python.gram
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@ -811,11 +811,6 @@ del_t_atom[expr_ty]:
| '(' a=[del_targets] ')' { _PyAST_Tuple(a, Del, EXTRA) }
| '[' a=[del_targets] ']' { _PyAST_List(a, Del, EXTRA) }
targets[asdl_expr_seq*]: a[asdl_expr_seq*]=','.target+ [','] { a }
target[expr_ty] (memo):
| a=t_primary '.' b=NAME !t_lookahead { _PyAST_Attribute(a, b->v.Name.id, Store, EXTRA) }
| a=t_primary '[' b=slices ']' !t_lookahead { _PyAST_Subscript(a, b, Store, EXTRA) }
| t_atom
t_primary[expr_ty]:
| a=t_primary '.' b=NAME &t_lookahead { _PyAST_Attribute(a, b->v.Name.id, Load, EXTRA) }
| a=t_primary '[' b=slices ']' &t_lookahead { _PyAST_Subscript(a, b, Load, EXTRA) }
@ -828,12 +823,6 @@ t_primary[expr_ty]:
EXTRA) }
| a=atom &t_lookahead { a }
t_lookahead: '(' | '[' | '.'
t_atom[expr_ty]:
| a=NAME { _PyPegen_set_expr_context(p, a, Store) }
| '(' a=target ')' { _PyPegen_set_expr_context(p, a, Store) }
| '(' b=[targets] ')' { _PyAST_Tuple(b, Store, EXTRA) }
| '[' b=[targets] ']' { _PyAST_List(b, Store, EXTRA) }
# From here on, there are rules for invalid syntax with specialised error messages
invalid_arguments:

4033
Parser/parser.c
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