https://github.com/python/cpython/commit/1fd66eadd258223a0e3446b5b23ff2303294112c
commit: 1fd66eadd258223a0e3446b5b23ff2303294112c
branch: main
author: Pieter Eendebak <[email protected]>
committer: pablogsal <[email protected]>
date: 2026-03-28T20:21:19Z
summary:
gh-139003: Use frozenset for module level attributes in _pyrepl.utils (#139004)
Use frozenset for module level attributes
files:
M Lib/_pyrepl/utils.py
diff --git a/Lib/_pyrepl/utils.py b/Lib/_pyrepl/utils.py
index 25d7ac1bd0b14e..7175d57a9e319e 100644
--- a/Lib/_pyrepl/utils.py
+++ b/Lib/_pyrepl/utils.py
@@ -19,9 +19,9 @@
ANSI_ESCAPE_SEQUENCE = re.compile(r"\x1b\[[ -@]*[A-~]")
ZERO_WIDTH_BRACKET = re.compile(r"\x01.*?\x02")
ZERO_WIDTH_TRANS = str.maketrans({"\x01": "", "\x02": ""})
-IDENTIFIERS_AFTER = {"def", "class"}
-KEYWORD_CONSTANTS = {"True", "False", "None"}
-BUILTINS = {str(name) for name in dir(builtins) if not name.startswith('_')}
+IDENTIFIERS_AFTER = frozenset({"def", "class"})
+KEYWORD_CONSTANTS = frozenset({"True", "False", "None"})
+BUILTINS = frozenset({str(name) for name in dir(builtins) if not
name.startswith('_')})
def THEME(**kwargs):
@@ -226,8 +226,8 @@ def gen_colors_from_token_stream(
yield ColorSpan(span, "builtin")
-keyword_first_sets_match = {"False", "None", "True", "await", "lambda", "not"}
-keyword_first_sets_case = {"False", "None", "True"}
+keyword_first_sets_match = frozenset({"False", "None", "True", "await",
"lambda", "not"})
+keyword_first_sets_case = frozenset({"False", "None", "True"})
def is_soft_keyword_used(*tokens: TI | None) -> bool:
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