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3576 lines (3572 loc) · 144 KB
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# Copyright (C) 2001-2020, Python Software Foundation
# This file is distributed under the same license as the Python package.
# Maintained by the python-doc-es workteam.
# docs-es@python.org /
# https://mail.python.org/mailman3/lists/docs-es.python.org/
# Check https://github.com/python/python-docs-es/blob/3.8/TRANSLATORS to get
# the list of volunteers
#
msgid ""
msgstr ""
"Project-Id-Version: Python 3.8\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2024-11-21 16:38-0300\n"
"PO-Revision-Date: 2026-01-06 16:26+0100\n"
"Last-Translator: Cristián Maureira-Fredes <cmaureirafredes@gmail.com>\n"
"Language-Team: python-doc-es\n"
"Language: es\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=utf-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Plural-Forms: nplurals=2; plural=(n != 1);\n"
"Generated-By: Babel 2.16.0\n"
"X-Generator: Poedit 3.8\n"
#: ../Doc/reference/grammar.rst:4
msgid "Full Grammar specification"
msgstr "Especificación completa de la gramática"
#: ../Doc/reference/grammar.rst:6
msgid ""
"This is the full Python grammar, derived directly from the grammar used to "
"generate the CPython parser (see :source:`Grammar/python.gram`). The version "
"here omits details related to code generation and error recovery."
msgstr ""
"Esta es la gramática completa de Python, derivada directamente de la "
"gramática utilizada para generar el analizador CPython (ver :source:`Grammar/"
"python.gram`). La versión aquí omite detalles relacionados con la generación "
"de código y la recuperación de errores."
#: ../Doc/reference/grammar.rst:11
msgid ""
"The notation is a mixture of `EBNF <https://en.wikipedia.org/wiki/"
"Extended_Backus%E2%80%93Naur_form>`_ and `PEG <https://en.wikipedia.org/wiki/"
"Parsing_expression_grammar>`_. In particular, ``&`` followed by a symbol, "
"token or parenthesized group indicates a positive lookahead (i.e., is "
"required to match but not consumed), while ``!`` indicates a negative "
"lookahead (i.e., is required *not* to match). We use the ``|`` separator to "
"mean PEG's \"ordered choice\" (written as ``/`` in traditional PEG grammars). "
"See :pep:`617` for more details on the grammar's syntax."
msgstr ""
"La notación es una mezcla de `EBNF <https://es.wikipedia.org/wiki/"
"BNF_extendido>`_ y `PEG <https://en.wikipedia.org/wiki/"
"Parsing_expression_grammar>`_. En particular, ``&`` seguido de un símbolo, "
"token o grupo entre paréntesis indica una anticipación positiva (es decir, se "
"requiere que coincida pero no se consume), mientras que ``!`` Indica una "
"anticipación negativa (es decir, se requiere *no* para coincidir). Usamos el "
"separador ``|`` para referirnos a la \"elección ordenada\" de PEG (escrito "
"como ``/`` en las gramáticas tradicionales de PEG). Consulta :pep:`617` para "
"más detalles sobre la sintaxis de la gramática."
#, fuzzy
#: ../Doc/reference/grammar.rst:21
msgid ""
"# PEG grammar for Python\n"
"\n"
"@trailer '''\n"
"void *\n"
"_PyPegen_parse(Parser *p)\n"
"{\n"
" // Initialize keywords\n"
" p->keywords = reserved_keywords;\n"
" p->n_keyword_lists = n_keyword_lists;\n"
" p->soft_keywords = soft_keywords;\n"
"\n"
" // Run parser\n"
" void *result = NULL;\n"
" if (p->start_rule == Py_file_input) {\n"
" result = file_rule(p);\n"
" } else if (p->start_rule == Py_single_input) {\n"
" result = interactive_rule(p);\n"
" } else if (p->start_rule == Py_eval_input) {\n"
" result = eval_rule(p);\n"
" } else if (p->start_rule == Py_func_type_input) {\n"
" result = func_type_rule(p);\n"
" }\n"
"\n"
" return result;\n"
"}\n"
"'''\n"
"\n"
"# ========================= START OF THE GRAMMAR =========================\n"
"\n"
"# General grammatical elements and rules:\n"
"#\n"
"# * Strings with double quotes (\") denote SOFT KEYWORDS\n"
"# * Strings with single quotes (') denote KEYWORDS\n"
"# * Upper case names (NAME) denote tokens in the Grammar/Tokens file\n"
"# * Rule names starting with \"invalid_\" are used for specialized syntax "
"errors\n"
"# - These rules are NOT used in the first pass of the parser.\n"
"# - Only if the first pass fails to parse, a second pass including the "
"invalid\n"
"# rules will be executed.\n"
"# - If the parser fails in the second phase with a generic syntax error, "
"the\n"
"# location of the generic failure of the first pass will be used (this "
"avoids\n"
"# reporting incorrect locations due to the invalid rules).\n"
"# - The order of the alternatives involving invalid rules matter\n"
"# (like any rule in PEG).\n"
"#\n"
"# Grammar Syntax (see PEP 617 for more information):\n"
"#\n"
"# rule_name: expression\n"
"# Optionally, a type can be included right after the rule name, which\n"
"# specifies the return type of the C or Python function corresponding to "
"the\n"
"# rule:\n"
"# rule_name[return_type]: expression\n"
"# If the return type is omitted, then a void * is returned in C and an Any "
"in\n"
"# Python.\n"
"# e1 e2\n"
"# Match e1, then match e2.\n"
"# e1 | e2\n"
"# Match e1 or e2.\n"
"# The first alternative can also appear on the line after the rule name "
"for\n"
"# formatting purposes. In that case, a | must be used before the first\n"
"# alternative, like so:\n"
"# rule_name[return_type]:\n"
"# | first_alt\n"
"# | second_alt\n"
"# ( e )\n"
"# Match e (allows also to use other operators in the group like '(e)*')\n"
"# [ e ] or e?\n"
"# Optionally match e.\n"
"# e*\n"
"# Match zero or more occurrences of e.\n"
"# e+\n"
"# Match one or more occurrences of e.\n"
"# s.e+\n"
"# Match one or more occurrences of e, separated by s. The generated parse "
"tree\n"
"# does not include the separator. This is otherwise identical to (e (s "
"e)*).\n"
"# &e\n"
"# Succeed if e can be parsed, without consuming any input.\n"
"# !e\n"
"# Fail if e can be parsed, without consuming any input.\n"
"# ~\n"
"# Commit to the current alternative, even if it fails to parse.\n"
"# &&e\n"
"# Eager parse e. The parser will not backtrack and will immediately \n"
"# fail with SyntaxError if e cannot be parsed.\n"
"#\n"
"\n"
"# STARTING RULES\n"
"# ==============\n"
"\n"
"file[mod_ty]: a=[statements] ENDMARKER { _PyPegen_make_module(p, a) }\n"
"interactive[mod_ty]: a=statement_newline { _PyAST_Interactive(a, p->arena) }\n"
"eval[mod_ty]: a=expressions NEWLINE* ENDMARKER { _PyAST_Expression(a, p-"
">arena) }\n"
"func_type[mod_ty]: '(' a=[type_expressions] ')' '->' b=expression NEWLINE* "
"ENDMARKER { _PyAST_FunctionType(a, b, p->arena) }\n"
"\n"
"# GENERAL STATEMENTS\n"
"# ==================\n"
"\n"
"statements[asdl_stmt_seq*]: a=statement+ "
"{ (asdl_stmt_seq*)_PyPegen_seq_flatten(p, a) }\n"
"\n"
"statement[asdl_stmt_seq*]: a=compound_stmt "
"{ (asdl_stmt_seq*)_PyPegen_singleton_seq(p, a) } | "
"a[asdl_stmt_seq*]=simple_stmts { a }\n"
"\n"
"statement_newline[asdl_stmt_seq*]:\n"
" | a=compound_stmt NEWLINE { (asdl_stmt_seq*)_PyPegen_singleton_seq(p, "
"a) }\n"
" | simple_stmts\n"
" | NEWLINE { (asdl_stmt_seq*)_PyPegen_singleton_seq(p, CHECK(stmt_ty, "
"_PyAST_Pass(EXTRA))) }\n"
" | ENDMARKER { _PyPegen_interactive_exit(p) }\n"
"\n"
"simple_stmts[asdl_stmt_seq*]:\n"
" | a=simple_stmt !';' NEWLINE { (asdl_stmt_seq*)_PyPegen_singleton_seq(p, "
"a) } # Not needed, there for speedup\n"
" | a[asdl_stmt_seq*]=';'.simple_stmt+ [';'] NEWLINE { a }\n"
"\n"
"# NOTE: assignment MUST precede expression, else parsing a simple assignment\n"
"# will throw a SyntaxError.\n"
"simple_stmt[stmt_ty] (memo):\n"
" | assignment\n"
" | &\"type\" type_alias\n"
" | e=star_expressions { _PyAST_Expr(e, EXTRA) }\n"
" | &'return' return_stmt\n"
" | &('import' | 'from') import_stmt\n"
" | &'raise' raise_stmt\n"
" | 'pass' { _PyAST_Pass(EXTRA) }\n"
" | &'del' del_stmt\n"
" | &'yield' yield_stmt\n"
" | &'assert' assert_stmt\n"
" | 'break' { _PyAST_Break(EXTRA) }\n"
" | 'continue' { _PyAST_Continue(EXTRA) }\n"
" | &'global' global_stmt\n"
" | &'nonlocal' nonlocal_stmt\n"
"\n"
"compound_stmt[stmt_ty]:\n"
" | &('def' | '@' | 'async') function_def\n"
" | &'if' if_stmt\n"
" | &('class' | '@') class_def\n"
" | &('with' | 'async') with_stmt\n"
" | &('for' | 'async') for_stmt\n"
" | &'try' try_stmt\n"
" | &'while' while_stmt\n"
" | match_stmt\n"
"\n"
"# SIMPLE STATEMENTS\n"
"# =================\n"
"\n"
"# NOTE: annotated_rhs may start with 'yield'; yield_expr must start with "
"'yield'\n"
"assignment[stmt_ty]:\n"
" | a=NAME ':' b=expression c=['=' d=annotated_rhs { d }] {\n"
" CHECK_VERSION(\n"
" stmt_ty,\n"
" 6,\n"
" \"Variable annotation syntax is\",\n"
" _PyAST_AnnAssign(CHECK(expr_ty, _PyPegen_set_expr_context(p, a, "
"Store)), b, c, 1, EXTRA)\n"
" ) }\n"
" | a=('(' b=single_target ')' { b }\n"
" | single_subscript_attribute_target) ':' b=expression c=['=' "
"d=annotated_rhs { d }] {\n"
" CHECK_VERSION(stmt_ty, 6, \"Variable annotations syntax is\", "
"_PyAST_AnnAssign(a, b, c, 0, EXTRA)) }\n"
" | a[asdl_expr_seq*]=(z=star_targets '=' { z })+ b=(yield_expr | "
"star_expressions) !'=' tc=[TYPE_COMMENT] {\n"
" _PyAST_Assign(a, b, NEW_TYPE_COMMENT(p, tc), EXTRA) }\n"
" | a=single_target b=augassign ~ c=(yield_expr | star_expressions) {\n"
" _PyAST_AugAssign(a, b->kind, c, EXTRA) }\n"
" | invalid_assignment\n"
"\n"
"annotated_rhs[expr_ty]: yield_expr | star_expressions\n"
"\n"
"augassign[AugOperator*]:\n"
" | '+=' { _PyPegen_augoperator(p, Add) }\n"
" | '-=' { _PyPegen_augoperator(p, Sub) }\n"
" | '*=' { _PyPegen_augoperator(p, Mult) }\n"
" | '@=' { CHECK_VERSION(AugOperator*, 5, \"The '@' operator is\", "
"_PyPegen_augoperator(p, MatMult)) }\n"
" | '/=' { _PyPegen_augoperator(p, Div) }\n"
" | '%=' { _PyPegen_augoperator(p, Mod) }\n"
" | '&=' { _PyPegen_augoperator(p, BitAnd) }\n"
" | '|=' { _PyPegen_augoperator(p, BitOr) }\n"
" | '^=' { _PyPegen_augoperator(p, BitXor) }\n"
" | '<<=' { _PyPegen_augoperator(p, LShift) }\n"
" | '>>=' { _PyPegen_augoperator(p, RShift) }\n"
" | '**=' { _PyPegen_augoperator(p, Pow) }\n"
" | '//=' { _PyPegen_augoperator(p, FloorDiv) }\n"
"\n"
"return_stmt[stmt_ty]:\n"
" | 'return' a=[star_expressions] { _PyAST_Return(a, EXTRA) }\n"
"\n"
"raise_stmt[stmt_ty]:\n"
" | 'raise' a=expression b=['from' z=expression { z }] { _PyAST_Raise(a, b, "
"EXTRA) }\n"
" | 'raise' { _PyAST_Raise(NULL, NULL, EXTRA) }\n"
"\n"
"global_stmt[stmt_ty]: 'global' a[asdl_expr_seq*]=','.NAME+ {\n"
" _PyAST_Global(CHECK(asdl_identifier_seq*, _PyPegen_map_names_to_ids(p, "
"a)), EXTRA) }\n"
"\n"
"nonlocal_stmt[stmt_ty]: 'nonlocal' a[asdl_expr_seq*]=','.NAME+ {\n"
" _PyAST_Nonlocal(CHECK(asdl_identifier_seq*, _PyPegen_map_names_to_ids(p, "
"a)), EXTRA) }\n"
"\n"
"del_stmt[stmt_ty]:\n"
" | 'del' a=del_targets &(';' | NEWLINE) { _PyAST_Delete(a, EXTRA) }\n"
" | invalid_del_stmt\n"
"\n"
"yield_stmt[stmt_ty]: y=yield_expr { _PyAST_Expr(y, EXTRA) }\n"
"\n"
"assert_stmt[stmt_ty]: 'assert' a=expression b=[',' z=expression { z }] "
"{ _PyAST_Assert(a, b, EXTRA) }\n"
"\n"
"import_stmt[stmt_ty]:\n"
" | invalid_import\n"
" | import_name\n"
" | import_from\n"
"\n"
"# Import statements\n"
"# -----------------\n"
"\n"
"import_name[stmt_ty]: 'import' a=dotted_as_names { _PyAST_Import(a, EXTRA) }\n"
"# note below: the ('.' | '...') is necessary because '...' is tokenized as "
"ELLIPSIS\n"
"import_from[stmt_ty]:\n"
" | 'from' a=('.' | '...')* b=dotted_name 'import' c=import_from_targets {\n"
" _PyAST_ImportFrom(b->v.Name.id, c, _PyPegen_seq_count_dots(a), "
"EXTRA) }\n"
" | 'from' a=('.' | '...')+ 'import' b=import_from_targets {\n"
" _PyAST_ImportFrom(NULL, b, _PyPegen_seq_count_dots(a), EXTRA) }\n"
"import_from_targets[asdl_alias_seq*]:\n"
" | '(' a=import_from_as_names [','] ')' { a }\n"
" | import_from_as_names !','\n"
" | '*' { (asdl_alias_seq*)_PyPegen_singleton_seq(p, CHECK(alias_ty, "
"_PyPegen_alias_for_star(p, EXTRA))) }\n"
" | invalid_import_from_targets\n"
"import_from_as_names[asdl_alias_seq*]:\n"
" | a[asdl_alias_seq*]=','.import_from_as_name+ { a }\n"
"import_from_as_name[alias_ty]:\n"
" | a=NAME b=['as' z=NAME { z }] { _PyAST_alias(a->v.Name.id,\n"
" (b) ? ((expr_ty) b)-"
">v.Name.id : NULL,\n"
" EXTRA) }\n"
"dotted_as_names[asdl_alias_seq*]:\n"
" | a[asdl_alias_seq*]=','.dotted_as_name+ { a }\n"
"dotted_as_name[alias_ty]:\n"
" | a=dotted_name b=['as' z=NAME { z }] { _PyAST_alias(a->v.Name.id,\n"
" (b) ? ((expr_ty) b)-"
">v.Name.id : NULL,\n"
" EXTRA) }\n"
"dotted_name[expr_ty]:\n"
" | a=dotted_name '.' b=NAME { _PyPegen_join_names_with_dot(p, a, b) }\n"
" | NAME\n"
"\n"
"# COMPOUND STATEMENTS\n"
"# ===================\n"
"\n"
"# Common elements\n"
"# ---------------\n"
"\n"
"block[asdl_stmt_seq*] (memo):\n"
" | NEWLINE INDENT a=statements DEDENT { a }\n"
" | simple_stmts\n"
" | invalid_block\n"
"\n"
"decorators[asdl_expr_seq*]: a[asdl_expr_seq*]=('@' f=named_expression NEWLINE "
"{ f })+ { a }\n"
"\n"
"# Class definitions\n"
"# -----------------\n"
"\n"
"class_def[stmt_ty]:\n"
" | a=decorators b=class_def_raw { _PyPegen_class_def_decorators(p, a, "
"b) }\n"
" | class_def_raw\n"
"\n"
"class_def_raw[stmt_ty]:\n"
" | invalid_class_def_raw\n"
" | 'class' a=NAME t=[type_params] b=['(' z=[arguments] ')' { z }] ':' "
"c=block {\n"
" _PyAST_ClassDef(a->v.Name.id,\n"
" (b) ? ((expr_ty) b)->v.Call.args : NULL,\n"
" (b) ? ((expr_ty) b)->v.Call.keywords : NULL,\n"
" c, NULL, t, EXTRA) }\n"
"\n"
"# Function definitions\n"
"# --------------------\n"
"\n"
"function_def[stmt_ty]:\n"
" | d=decorators f=function_def_raw { _PyPegen_function_def_decorators(p, "
"d, f) }\n"
" | function_def_raw\n"
"\n"
"function_def_raw[stmt_ty]:\n"
" | invalid_def_raw\n"
" | 'def' n=NAME t=[type_params] '(' params=[params] ')' a=['->' "
"z=expression { z }] ':' tc=[func_type_comment] b=block {\n"
" _PyAST_FunctionDef(n->v.Name.id,\n"
" (params) ? params : CHECK(arguments_ty, "
"_PyPegen_empty_arguments(p)),\n"
" b, NULL, a, NEW_TYPE_COMMENT(p, tc), t, EXTRA) }\n"
" | 'async' 'def' n=NAME t=[type_params] '(' params=[params] ')' a=['->' "
"z=expression { z }] ':' tc=[func_type_comment] b=block {\n"
" CHECK_VERSION(\n"
" stmt_ty,\n"
" 5,\n"
" \"Async functions are\",\n"
" _PyAST_AsyncFunctionDef(n->v.Name.id,\n"
" (params) ? params : CHECK(arguments_ty, "
"_PyPegen_empty_arguments(p)),\n"
" b, NULL, a, NEW_TYPE_COMMENT(p, tc), t, EXTRA)\n"
" ) }\n"
"\n"
"# Function parameters\n"
"# -------------------\n"
"\n"
"params[arguments_ty]:\n"
" | invalid_parameters\n"
" | parameters\n"
"\n"
"parameters[arguments_ty]:\n"
" | a=slash_no_default b[asdl_arg_seq*]=param_no_default* "
"c=param_with_default* d=[star_etc] {\n"
" CHECK_VERSION(arguments_ty, 8, \"Positional-only parameters are\", "
"_PyPegen_make_arguments(p, a, NULL, b, c, d)) }\n"
" | a=slash_with_default b=param_with_default* c=[star_etc] {\n"
" CHECK_VERSION(arguments_ty, 8, \"Positional-only parameters are\", "
"_PyPegen_make_arguments(p, NULL, a, NULL, b, c)) }\n"
" | a[asdl_arg_seq*]=param_no_default+ b=param_with_default* c=[star_etc] "
"{\n"
" _PyPegen_make_arguments(p, NULL, NULL, a, b, c) }\n"
" | a=param_with_default+ b=[star_etc] { _PyPegen_make_arguments(p, NULL, "
"NULL, NULL, a, b)}\n"
" | a=star_etc { _PyPegen_make_arguments(p, NULL, NULL, NULL, NULL, a) }\n"
"\n"
"# Some duplication here because we can't write (',' | &')'),\n"
"# which is because we don't support empty alternatives (yet).\n"
"\n"
"slash_no_default[asdl_arg_seq*]:\n"
" | a[asdl_arg_seq*]=param_no_default+ '/' ',' { a }\n"
" | a[asdl_arg_seq*]=param_no_default+ '/' &')' { a }\n"
"slash_with_default[SlashWithDefault*]:\n"
" | a=param_no_default* b=param_with_default+ '/' ',' "
"{ _PyPegen_slash_with_default(p, (asdl_arg_seq *)a, b) }\n"
" | a=param_no_default* b=param_with_default+ '/' &')' "
"{ _PyPegen_slash_with_default(p, (asdl_arg_seq *)a, b) }\n"
"\n"
"star_etc[StarEtc*]:\n"
" | invalid_star_etc\n"
" | '*' a=param_no_default b=param_maybe_default* c=[kwds] {\n"
" _PyPegen_star_etc(p, a, b, c) }\n"
" | '*' a=param_no_default_star_annotation b=param_maybe_default* c=[kwds] "
"{\n"
" _PyPegen_star_etc(p, a, b, c) }\n"
" | '*' ',' b=param_maybe_default+ c=[kwds] {\n"
" _PyPegen_star_etc(p, NULL, b, c) }\n"
" | a=kwds { _PyPegen_star_etc(p, NULL, NULL, a) }\n"
"\n"
"kwds[arg_ty]:\n"
" | invalid_kwds\n"
" | '**' a=param_no_default { a }\n"
"\n"
"# One parameter. This *includes* a following comma and type comment.\n"
"#\n"
"# There are three styles:\n"
"# - No default\n"
"# - With default\n"
"# - Maybe with default\n"
"#\n"
"# There are two alternative forms of each, to deal with type comments:\n"
"# - Ends in a comma followed by an optional type comment\n"
"# - No comma, optional type comment, must be followed by close paren\n"
"# The latter form is for a final parameter without trailing comma.\n"
"#\n"
"\n"
"param_no_default[arg_ty]:\n"
" | a=param ',' tc=TYPE_COMMENT? { _PyPegen_add_type_comment_to_arg(p, a, "
"tc) }\n"
" | a=param tc=TYPE_COMMENT? &')' { _PyPegen_add_type_comment_to_arg(p, a, "
"tc) }\n"
"param_no_default_star_annotation[arg_ty]:\n"
" | a=param_star_annotation ',' tc=TYPE_COMMENT? "
"{ _PyPegen_add_type_comment_to_arg(p, a, tc) }\n"
" | a=param_star_annotation tc=TYPE_COMMENT? &')' "
"{ _PyPegen_add_type_comment_to_arg(p, a, tc) }\n"
"param_with_default[NameDefaultPair*]:\n"
" | a=param c=default ',' tc=TYPE_COMMENT? { _PyPegen_name_default_pair(p, "
"a, c, tc) }\n"
" | a=param c=default tc=TYPE_COMMENT? &')' { _PyPegen_name_default_pair(p, "
"a, c, tc) }\n"
"param_maybe_default[NameDefaultPair*]:\n"
" | a=param c=default? ',' tc=TYPE_COMMENT? { _PyPegen_name_default_pair(p, "
"a, c, tc) }\n"
" | a=param c=default? tc=TYPE_COMMENT? &')' "
"{ _PyPegen_name_default_pair(p, a, c, tc) }\n"
"param[arg_ty]: a=NAME b=annotation? { _PyAST_arg(a->v.Name.id, b, NULL, "
"EXTRA) }\n"
"param_star_annotation[arg_ty]: a=NAME b=star_annotation { _PyAST_arg(a-"
">v.Name.id, b, NULL, EXTRA) }\n"
"annotation[expr_ty]: ':' a=expression { a }\n"
"star_annotation[expr_ty]: ':' a=star_expression { a }\n"
"default[expr_ty]: '=' a=expression { a } | invalid_default\n"
"\n"
"# If statement\n"
"# ------------\n"
"\n"
"if_stmt[stmt_ty]:\n"
" | invalid_if_stmt\n"
" | 'if' a=named_expression ':' b=block c=elif_stmt {\n"
" _PyAST_If(a, b, CHECK(asdl_stmt_seq*, _PyPegen_singleton_seq(p, c)), "
"EXTRA) }\n"
" | 'if' a=named_expression ':' b=block c=[else_block] { _PyAST_If(a, b, c, "
"EXTRA) }\n"
"elif_stmt[stmt_ty]:\n"
" | invalid_elif_stmt\n"
" | 'elif' a=named_expression ':' b=block c=elif_stmt {\n"
" _PyAST_If(a, b, CHECK(asdl_stmt_seq*, _PyPegen_singleton_seq(p, c)), "
"EXTRA) }\n"
" | 'elif' a=named_expression ':' b=block c=[else_block] { _PyAST_If(a, b, "
"c, EXTRA) }\n"
"else_block[asdl_stmt_seq*]:\n"
" | invalid_else_stmt\n"
" | 'else' &&':' b=block { b }\n"
"\n"
"# While statement\n"
"# ---------------\n"
"\n"
"while_stmt[stmt_ty]:\n"
" | invalid_while_stmt\n"
" | 'while' a=named_expression ':' b=block c=[else_block] { _PyAST_While(a, "
"b, c, EXTRA) }\n"
"\n"
"# For statement\n"
"# -------------\n"
"\n"
"for_stmt[stmt_ty]:\n"
" | invalid_for_stmt\n"
" | 'for' t=star_targets 'in' ~ ex=star_expressions ':' tc=[TYPE_COMMENT] "
"b=block el=[else_block] {\n"
" _PyAST_For(t, ex, b, el, NEW_TYPE_COMMENT(p, tc), EXTRA) }\n"
" | 'async' 'for' t=star_targets 'in' ~ ex=star_expressions ':' "
"tc=[TYPE_COMMENT] b=block el=[else_block] {\n"
" CHECK_VERSION(stmt_ty, 5, \"Async for loops are\", _PyAST_AsyncFor(t, "
"ex, b, el, NEW_TYPE_COMMENT(p, tc), EXTRA)) }\n"
" | invalid_for_target\n"
"\n"
"# With statement\n"
"# --------------\n"
"\n"
"with_stmt[stmt_ty]:\n"
" | invalid_with_stmt_indent\n"
" | 'with' '(' a[asdl_withitem_seq*]=','.with_item+ ','? ')' ':' "
"tc=[TYPE_COMMENT] b=block {\n"
" _PyAST_With(a, b, NEW_TYPE_COMMENT(p, tc), EXTRA) }\n"
" | 'with' a[asdl_withitem_seq*]=','.with_item+ ':' tc=[TYPE_COMMENT] "
"b=block {\n"
" _PyAST_With(a, b, NEW_TYPE_COMMENT(p, tc), EXTRA) }\n"
" | 'async' 'with' '(' a[asdl_withitem_seq*]=','.with_item+ ','? ')' ':' "
"b=block {\n"
" CHECK_VERSION(stmt_ty, 5, \"Async with statements are\", "
"_PyAST_AsyncWith(a, b, NULL, EXTRA)) }\n"
" | 'async' 'with' a[asdl_withitem_seq*]=','.with_item+ ':' "
"tc=[TYPE_COMMENT] b=block {\n"
" CHECK_VERSION(stmt_ty, 5, \"Async with statements are\", "
"_PyAST_AsyncWith(a, b, NEW_TYPE_COMMENT(p, tc), EXTRA)) }\n"
" | invalid_with_stmt\n"
"\n"
"with_item[withitem_ty]:\n"
" | e=expression 'as' t=star_target &(',' | ')' | ':') { _PyAST_withitem(e, "
"t, p->arena) }\n"
" | invalid_with_item\n"
" | e=expression { _PyAST_withitem(e, NULL, p->arena) }\n"
"\n"
"# Try statement\n"
"# -------------\n"
"\n"
"try_stmt[stmt_ty]:\n"
" | invalid_try_stmt\n"
" | 'try' &&':' b=block f=finally_block { _PyAST_Try(b, NULL, NULL, f, "
"EXTRA) }\n"
" | 'try' &&':' b=block ex[asdl_excepthandler_seq*]=except_block+ "
"el=[else_block] f=[finally_block] { _PyAST_Try(b, ex, el, f, EXTRA) }\n"
" | 'try' &&':' b=block ex[asdl_excepthandler_seq*]=except_star_block+ "
"el=[else_block] f=[finally_block] {\n"
" CHECK_VERSION(stmt_ty, 11, \"Exception groups are\",\n"
" _PyAST_TryStar(b, ex, el, f, EXTRA)) }\n"
"\n"
"\n"
"# Except statement\n"
"# ----------------\n"
"\n"
"except_block[excepthandler_ty]:\n"
" | invalid_except_stmt_indent\n"
" | 'except' e=expression t=['as' z=NAME { z }] ':' b=block {\n"
" _PyAST_ExceptHandler(e, (t) ? ((expr_ty) t)->v.Name.id : NULL, b, "
"EXTRA) }\n"
" | 'except' ':' b=block { _PyAST_ExceptHandler(NULL, NULL, b, EXTRA) }\n"
" | invalid_except_stmt\n"
"except_star_block[excepthandler_ty]:\n"
" | invalid_except_star_stmt_indent\n"
" | 'except' '*' e=expression t=['as' z=NAME { z }] ':' b=block {\n"
" _PyAST_ExceptHandler(e, (t) ? ((expr_ty) t)->v.Name.id : NULL, b, "
"EXTRA) }\n"
" | invalid_except_stmt\n"
"finally_block[asdl_stmt_seq*]:\n"
" | invalid_finally_stmt\n"
" | 'finally' &&':' a=block { a }\n"
"\n"
"# Match statement\n"
"# ---------------\n"
"\n"
"match_stmt[stmt_ty]:\n"
" | \"match\" subject=subject_expr ':' NEWLINE INDENT "
"cases[asdl_match_case_seq*]=case_block+ DEDENT {\n"
" CHECK_VERSION(stmt_ty, 10, \"Pattern matching is\", "
"_PyAST_Match(subject, cases, EXTRA)) }\n"
" | invalid_match_stmt\n"
"\n"
"subject_expr[expr_ty]:\n"
" | value=star_named_expression ',' values=star_named_expressions? {\n"
" _PyAST_Tuple(CHECK(asdl_expr_seq*, _PyPegen_seq_insert_in_front(p, "
"value, values)), Load, EXTRA) }\n"
" | named_expression\n"
"\n"
"case_block[match_case_ty]:\n"
" | invalid_case_block\n"
" | \"case\" pattern=patterns guard=guard? ':' body=block {\n"
" _PyAST_match_case(pattern, guard, body, p->arena) }\n"
"\n"
"guard[expr_ty]: 'if' guard=named_expression { guard }\n"
"\n"
"patterns[pattern_ty]:\n"
" | patterns[asdl_pattern_seq*]=open_sequence_pattern {\n"
" _PyAST_MatchSequence(patterns, EXTRA) }\n"
" | pattern\n"
"\n"
"pattern[pattern_ty]:\n"
" | as_pattern\n"
" | or_pattern\n"
"\n"
"as_pattern[pattern_ty]:\n"
" | pattern=or_pattern 'as' target=pattern_capture_target {\n"
" _PyAST_MatchAs(pattern, target->v.Name.id, EXTRA) }\n"
" | invalid_as_pattern\n"
"\n"
"or_pattern[pattern_ty]:\n"
" | patterns[asdl_pattern_seq*]='|'.closed_pattern+ {\n"
" asdl_seq_LEN(patterns) == 1 ? asdl_seq_GET(patterns, 0) : "
"_PyAST_MatchOr(patterns, EXTRA) }\n"
"\n"
"closed_pattern[pattern_ty] (memo):\n"
" | literal_pattern\n"
" | capture_pattern\n"
" | wildcard_pattern\n"
" | value_pattern\n"
" | group_pattern\n"
" | sequence_pattern\n"
" | mapping_pattern\n"
" | class_pattern\n"
"\n"
"# Literal patterns are used for equality and identity constraints\n"
"literal_pattern[pattern_ty]:\n"
" | value=signed_number !('+' | '-') { _PyAST_MatchValue(value, EXTRA) }\n"
" | value=complex_number { _PyAST_MatchValue(value, EXTRA) }\n"
" | value=strings { _PyAST_MatchValue(value, EXTRA) }\n"
" | 'None' { _PyAST_MatchSingleton(Py_None, EXTRA) }\n"
" | 'True' { _PyAST_MatchSingleton(Py_True, EXTRA) }\n"
" | 'False' { _PyAST_MatchSingleton(Py_False, EXTRA) }\n"
"\n"
"# Literal expressions are used to restrict permitted mapping pattern keys\n"
"literal_expr[expr_ty]:\n"
" | signed_number !('+' | '-')\n"
" | complex_number\n"
" | strings\n"
" | 'None' { _PyAST_Constant(Py_None, NULL, EXTRA) }\n"
" | 'True' { _PyAST_Constant(Py_True, NULL, EXTRA) }\n"
" | 'False' { _PyAST_Constant(Py_False, NULL, EXTRA) }\n"
"\n"
"complex_number[expr_ty]:\n"
" | real=signed_real_number '+' imag=imaginary_number {\n"
" _PyAST_BinOp(real, Add, imag, EXTRA) }\n"
" | real=signed_real_number '-' imag=imaginary_number {\n"
" _PyAST_BinOp(real, Sub, imag, EXTRA) }\n"
"\n"
"signed_number[expr_ty]:\n"
" | NUMBER\n"
" | '-' number=NUMBER { _PyAST_UnaryOp(USub, number, EXTRA) }\n"
"\n"
"signed_real_number[expr_ty]:\n"
" | real_number\n"
" | '-' real=real_number { _PyAST_UnaryOp(USub, real, EXTRA) }\n"
"\n"
"real_number[expr_ty]:\n"
" | real=NUMBER { _PyPegen_ensure_real(p, real) }\n"
"\n"
"imaginary_number[expr_ty]:\n"
" | imag=NUMBER { _PyPegen_ensure_imaginary(p, imag) }\n"
"\n"
"capture_pattern[pattern_ty]:\n"
" | target=pattern_capture_target { _PyAST_MatchAs(NULL, target->v.Name.id, "
"EXTRA) }\n"
"\n"
"pattern_capture_target[expr_ty]:\n"
" | !\"_\" name=NAME !('.' | '(' | '=') {\n"
" _PyPegen_set_expr_context(p, name, Store) }\n"
"\n"
"wildcard_pattern[pattern_ty]:\n"
" | \"_\" { _PyAST_MatchAs(NULL, NULL, EXTRA) }\n"
"\n"
"value_pattern[pattern_ty]:\n"
" | attr=attr !('.' | '(' | '=') { _PyAST_MatchValue(attr, EXTRA) }\n"
"\n"
"attr[expr_ty]:\n"
" | value=name_or_attr '.' attr=NAME {\n"
" _PyAST_Attribute(value, attr->v.Name.id, Load, EXTRA) }\n"
"\n"
"name_or_attr[expr_ty]:\n"
" | attr\n"
" | NAME\n"
"\n"
"group_pattern[pattern_ty]:\n"
" | '(' pattern=pattern ')' { pattern }\n"
"\n"
"sequence_pattern[pattern_ty]:\n"
" | '[' patterns=maybe_sequence_pattern? ']' "
"{ _PyAST_MatchSequence(patterns, EXTRA) }\n"
" | '(' patterns=open_sequence_pattern? ')' "
"{ _PyAST_MatchSequence(patterns, EXTRA) }\n"
"\n"
"open_sequence_pattern[asdl_seq*]:\n"
" | pattern=maybe_star_pattern ',' patterns=maybe_sequence_pattern? {\n"
" _PyPegen_seq_insert_in_front(p, pattern, patterns) }\n"
"\n"
"maybe_sequence_pattern[asdl_seq*]:\n"
" | patterns=','.maybe_star_pattern+ ','? { patterns }\n"
"\n"
"maybe_star_pattern[pattern_ty]:\n"
" | star_pattern\n"
" | pattern\n"
"\n"
"star_pattern[pattern_ty] (memo):\n"
" | '*' target=pattern_capture_target {\n"
" _PyAST_MatchStar(target->v.Name.id, EXTRA) }\n"
" | '*' wildcard_pattern {\n"
" _PyAST_MatchStar(NULL, EXTRA) }\n"
"\n"
"mapping_pattern[pattern_ty]:\n"
" | '{' '}' {\n"
" _PyAST_MatchMapping(NULL, NULL, NULL, EXTRA) }\n"
" | '{' rest=double_star_pattern ','? '}' {\n"
" _PyAST_MatchMapping(NULL, NULL, rest->v.Name.id, EXTRA) }\n"
" | '{' items=items_pattern ',' rest=double_star_pattern ','? '}' {\n"
" _PyAST_MatchMapping(\n"
" CHECK(asdl_expr_seq*, _PyPegen_get_pattern_keys(p, items)),\n"
" CHECK(asdl_pattern_seq*, _PyPegen_get_patterns(p, items)),\n"
" rest->v.Name.id,\n"
" EXTRA) }\n"
" | '{' items=items_pattern ','? '}' {\n"
" _PyAST_MatchMapping(\n"
" CHECK(asdl_expr_seq*, _PyPegen_get_pattern_keys(p, items)),\n"
" CHECK(asdl_pattern_seq*, _PyPegen_get_patterns(p, items)),\n"
" NULL,\n"
" EXTRA) }\n"
"\n"
"items_pattern[asdl_seq*]:\n"
" | ','.key_value_pattern+\n"
"\n"
"key_value_pattern[KeyPatternPair*]:\n"
" | key=(literal_expr | attr) ':' pattern=pattern {\n"
" _PyPegen_key_pattern_pair(p, key, pattern) }\n"
"\n"
"double_star_pattern[expr_ty]:\n"
" | '**' target=pattern_capture_target { target }\n"
"\n"
"class_pattern[pattern_ty]:\n"
" | cls=name_or_attr '(' ')' {\n"
" _PyAST_MatchClass(cls, NULL, NULL, NULL, EXTRA) }\n"
" | cls=name_or_attr '(' patterns=positional_patterns ','? ')' {\n"
" _PyAST_MatchClass(cls, patterns, NULL, NULL, EXTRA) }\n"
" | cls=name_or_attr '(' keywords=keyword_patterns ','? ')' {\n"
" _PyAST_MatchClass(\n"
" cls, NULL,\n"
" CHECK(asdl_identifier_seq*, _PyPegen_map_names_to_ids(p,\n"
" CHECK(asdl_expr_seq*, _PyPegen_get_pattern_keys(p, "
"keywords)))),\n"
" CHECK(asdl_pattern_seq*, _PyPegen_get_patterns(p, keywords)),\n"
" EXTRA) }\n"
" | cls=name_or_attr '(' patterns=positional_patterns ',' "
"keywords=keyword_patterns ','? ')' {\n"
" _PyAST_MatchClass(\n"
" cls,\n"
" patterns,\n"
" CHECK(asdl_identifier_seq*, _PyPegen_map_names_to_ids(p,\n"
" CHECK(asdl_expr_seq*, _PyPegen_get_pattern_keys(p, "
"keywords)))),\n"
" CHECK(asdl_pattern_seq*, _PyPegen_get_patterns(p, keywords)),\n"
" EXTRA) }\n"
" | invalid_class_pattern\n"
"\n"
"positional_patterns[asdl_pattern_seq*]:\n"
" | args[asdl_pattern_seq*]=','.pattern+ { args }\n"
"\n"
"keyword_patterns[asdl_seq*]:\n"
" | ','.keyword_pattern+\n"
"\n"
"keyword_pattern[KeyPatternPair*]:\n"
" | arg=NAME '=' value=pattern { _PyPegen_key_pattern_pair(p, arg, "
"value) }\n"
"\n"
"# Type statement\n"
"# ---------------\n"
"\n"
"type_alias[stmt_ty]:\n"
" | \"type\" n=NAME t=[type_params] '=' b=expression {\n"
" CHECK_VERSION(stmt_ty, 12, \"Type statement is\",\n"
" _PyAST_TypeAlias(CHECK(expr_ty, _PyPegen_set_expr_context(p, n, "
"Store)), t, b, EXTRA)) }\n"
"\n"
"# Type parameter declaration\n"
"# --------------------------\n"
"\n"
"type_params[asdl_type_param_seq*]: \n"
" | invalid_type_params\n"
" | '[' t=type_param_seq ']' {\n"
" CHECK_VERSION(asdl_type_param_seq *, 12, \"Type parameter lists "
"are\", t) }\n"
"\n"
"type_param_seq[asdl_type_param_seq*]: a[asdl_type_param_seq*]=','.type_param+ "
"[','] { a }\n"
"\n"
"type_param[type_param_ty] (memo):\n"
" | a=NAME b=[type_param_bound] c=[type_param_default] { _PyAST_TypeVar(a-"
">v.Name.id, b, c, EXTRA) }\n"
" | '*' a=NAME colon=':' e=expression {\n"
" RAISE_SYNTAX_ERROR_STARTING_FROM(colon, e->kind == Tuple_kind\n"
" ? \"cannot use constraints with TypeVarTuple\"\n"
" : \"cannot use bound with TypeVarTuple\")\n"
" }\n"
" | '*' a=NAME b=[type_param_starred_default] { _PyAST_TypeVarTuple(a-"
">v.Name.id, b, EXTRA) }\n"
" | '**' a=NAME colon=':' e=expression {\n"
" RAISE_SYNTAX_ERROR_STARTING_FROM(colon, e->kind == Tuple_kind\n"
" ? \"cannot use constraints with ParamSpec\"\n"
" : \"cannot use bound with ParamSpec\")\n"
" }\n"
" | '**' a=NAME b=[type_param_default] { _PyAST_ParamSpec(a->v.Name.id, b, "
"EXTRA) }\n"
"\n"
"type_param_bound[expr_ty]: ':' e=expression { e }\n"
"type_param_default[expr_ty]: '=' e=expression {\n"
" CHECK_VERSION(expr_ty, 13, \"Type parameter defaults are\", e) }\n"
"type_param_starred_default[expr_ty]: '=' e=star_expression {\n"
" CHECK_VERSION(expr_ty, 13, \"Type parameter defaults are\", e) }\n"
"\n"
"# EXPRESSIONS\n"
"# -----------\n"
"\n"
"expressions[expr_ty]:\n"
" | a=expression b=(',' c=expression { c })+ [','] {\n"
" _PyAST_Tuple(CHECK(asdl_expr_seq*, _PyPegen_seq_insert_in_front(p, a, "
"b)), Load, EXTRA) }\n"
" | a=expression ',' { _PyAST_Tuple(CHECK(asdl_expr_seq*, "
"_PyPegen_singleton_seq(p, a)), Load, EXTRA) }\n"
" | expression\n"
"\n"
"expression[expr_ty] (memo):\n"
" | invalid_expression\n"
" | invalid_legacy_expression\n"
" | a=disjunction 'if' b=disjunction 'else' c=expression { _PyAST_IfExp(b, "
"a, c, EXTRA) }\n"
" | disjunction\n"
" | lambdef\n"
"\n"
"yield_expr[expr_ty]:\n"
" | 'yield' 'from' a=expression { _PyAST_YieldFrom(a, EXTRA) }\n"
" | 'yield' a=[star_expressions] { _PyAST_Yield(a, EXTRA) }\n"
"\n"
"star_expressions[expr_ty]:\n"
" | a=star_expression b=(',' c=star_expression { c })+ [','] {\n"
" _PyAST_Tuple(CHECK(asdl_expr_seq*, _PyPegen_seq_insert_in_front(p, a, "
"b)), Load, EXTRA) }\n"
" | a=star_expression ',' { _PyAST_Tuple(CHECK(asdl_expr_seq*, "
"_PyPegen_singleton_seq(p, a)), Load, EXTRA) }\n"
" | star_expression\n"
"\n"
"star_expression[expr_ty] (memo):\n"
" | '*' a=bitwise_or { _PyAST_Starred(a, Load, EXTRA) }\n"
" | expression\n"
"\n"
"star_named_expressions[asdl_expr_seq*]: "
"a[asdl_expr_seq*]=','.star_named_expression+ [','] { a }\n"
"\n"
"star_named_expression[expr_ty]:\n"
" | '*' a=bitwise_or { _PyAST_Starred(a, Load, EXTRA) }\n"
" | named_expression\n"
"\n"
"assignment_expression[expr_ty]:\n"
" | a=NAME ':=' ~ b=expression {\n"
" CHECK_VERSION(expr_ty, 8, \"Assignment expressions are\",\n"
" _PyAST_NamedExpr(CHECK(expr_ty, _PyPegen_set_expr_context(p, a, "
"Store)), b, EXTRA)) }\n"
"\n"
"named_expression[expr_ty]:\n"
" | assignment_expression\n"
" | invalid_named_expression\n"
" | expression !':='\n"
"\n"
"disjunction[expr_ty] (memo):\n"
" | a=conjunction b=('or' c=conjunction { c })+ { _PyAST_BoolOp(\n"
" Or,\n"
" CHECK(asdl_expr_seq*, _PyPegen_seq_insert_in_front(p, a, b)),\n"
" EXTRA) }\n"
" | conjunction\n"
"\n"
"conjunction[expr_ty] (memo):\n"
" | a=inversion b=('and' c=inversion { c })+ { _PyAST_BoolOp(\n"
" And,\n"
" CHECK(asdl_expr_seq*, _PyPegen_seq_insert_in_front(p, a, b)),\n"
" EXTRA) }\n"
" | inversion\n"
"\n"
"inversion[expr_ty] (memo):\n"
" | 'not' a=inversion { _PyAST_UnaryOp(Not, a, EXTRA) }\n"
" | comparison\n"
"\n"
"# Comparison operators\n"
"# --------------------\n"
"\n"
"comparison[expr_ty]:\n"
" | a=bitwise_or b=compare_op_bitwise_or_pair+ {\n"
" _PyAST_Compare(\n"
" a,\n"
" CHECK(asdl_int_seq*, _PyPegen_get_cmpops(p, b)),\n"
" CHECK(asdl_expr_seq*, _PyPegen_get_exprs(p, b)),\n"
" EXTRA) }\n"
" | bitwise_or\n"
"\n"
"compare_op_bitwise_or_pair[CmpopExprPair*]:\n"
" | eq_bitwise_or\n"
" | noteq_bitwise_or\n"
" | lte_bitwise_or\n"
" | lt_bitwise_or\n"
" | gte_bitwise_or\n"
" | gt_bitwise_or\n"
" | notin_bitwise_or\n"
" | in_bitwise_or\n"
" | isnot_bitwise_or\n"
" | is_bitwise_or\n"
"\n"
"eq_bitwise_or[CmpopExprPair*]: '==' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, Eq, a) }\n"
"noteq_bitwise_or[CmpopExprPair*]:\n"
" | (tok='!=' { _PyPegen_check_barry_as_flufl(p, tok) ? NULL : tok}) "
"a=bitwise_or {_PyPegen_cmpop_expr_pair(p, NotEq, a) }\n"
"lte_bitwise_or[CmpopExprPair*]: '<=' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, LtE, a) }\n"
"lt_bitwise_or[CmpopExprPair*]: '<' a=bitwise_or { _PyPegen_cmpop_expr_pair(p, "
"Lt, a) }\n"
"gte_bitwise_or[CmpopExprPair*]: '>=' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, GtE, a) }\n"
"gt_bitwise_or[CmpopExprPair*]: '>' a=bitwise_or { _PyPegen_cmpop_expr_pair(p, "
"Gt, a) }\n"
"notin_bitwise_or[CmpopExprPair*]: 'not' 'in' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, NotIn, a) }\n"
"in_bitwise_or[CmpopExprPair*]: 'in' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, In, a) }\n"
"isnot_bitwise_or[CmpopExprPair*]: 'is' 'not' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, IsNot, a) }\n"
"is_bitwise_or[CmpopExprPair*]: 'is' a=bitwise_or "
"{ _PyPegen_cmpop_expr_pair(p, Is, a) }\n"
"\n"
"# Bitwise operators\n"
"# -----------------\n"
"\n"
"bitwise_or[expr_ty]:\n"
" | a=bitwise_or '|' b=bitwise_xor { _PyAST_BinOp(a, BitOr, b, EXTRA) }\n"
" | bitwise_xor\n"
"\n"
"bitwise_xor[expr_ty]:\n"
" | a=bitwise_xor '^' b=bitwise_and { _PyAST_BinOp(a, BitXor, b, EXTRA) }\n"
" | bitwise_and\n"
"\n"
"bitwise_and[expr_ty]:\n"
" | a=bitwise_and '&' b=shift_expr { _PyAST_BinOp(a, BitAnd, b, EXTRA) }\n"
" | shift_expr\n"
"\n"
"shift_expr[expr_ty]:\n"
" | a=shift_expr '<<' b=sum { _PyAST_BinOp(a, LShift, b, EXTRA) }\n"
" | a=shift_expr '>>' b=sum { _PyAST_BinOp(a, RShift, b, EXTRA) }\n"
" | invalid_arithmetic\n"
" | sum\n"
"\n"
"# Arithmetic operators\n"
"# --------------------\n"
"\n"
"sum[expr_ty]:\n"
" | a=sum '+' b=term { _PyAST_BinOp(a, Add, b, EXTRA) }\n"
" | a=sum '-' b=term { _PyAST_BinOp(a, Sub, b, EXTRA) }\n"
" | term\n"
"\n"
"term[expr_ty]:\n"
" | a=term '*' b=factor { _PyAST_BinOp(a, Mult, b, EXTRA) }\n"
" | a=term '/' b=factor { _PyAST_BinOp(a, Div, b, EXTRA) }\n"
" | a=term '//' b=factor { _PyAST_BinOp(a, FloorDiv, b, EXTRA) }\n"
" | a=term '%' b=factor { _PyAST_BinOp(a, Mod, b, EXTRA) }\n"
" | a=term '@' b=factor { CHECK_VERSION(expr_ty, 5, \"The '@' operator "
"is\", _PyAST_BinOp(a, MatMult, b, EXTRA)) }\n"
" | invalid_factor\n"
" | factor\n"
"\n"
"factor[expr_ty] (memo):\n"
" | '+' a=factor { _PyAST_UnaryOp(UAdd, a, EXTRA) }\n"
" | '-' a=factor { _PyAST_UnaryOp(USub, a, EXTRA) }\n"
" | '~' a=factor { _PyAST_UnaryOp(Invert, a, EXTRA) }\n"
" | power\n"
"\n"
"power[expr_ty]:\n"
" | a=await_primary '**' b=factor { _PyAST_BinOp(a, Pow, b, EXTRA) }\n"
" | await_primary\n"
"\n"
"# Primary elements\n"
"# ----------------\n"
"\n"
"# Primary elements are things like \"obj.something.something\", "
"\"obj[something]\", \"obj(something)\", \"obj\" ...\n"
"\n"