https://github.com/python/cpython/commit/7b56d08219ee4caf4471e43dc6b34c9103cc913e
commit: 7b56d08219ee4caf4471e43dc6b34c9103cc913e
branch: 3.14
author: Miss Islington (bot) <[email protected]>
committer: pablogsal <[email protected]>
date: 2025-08-15T18:22:17+01:00
summary:
[3.14] gh-137078: Fix keyword typo recognition when executed over files
(GH-137079) (#137826)
files:
A
Misc/NEWS.d/next/Core_and_Builtins/2025-08-15-15-45-26.gh-issue-137079.YEow69.rst
M Grammar/python.gram
M Lib/test/test_traceback.py
M Lib/traceback.py
M Parser/action_helpers.c
M Parser/parser.c
diff --git a/Grammar/python.gram b/Grammar/python.gram
index 24017c0023c109..27748bf1d91b67 100644
--- a/Grammar/python.gram
+++ b/Grammar/python.gram
@@ -94,10 +94,12 @@ func_type[mod_ty]: '(' a=[type_expressions] ')' '->'
b=expression NEWLINE* ENDMA
# GENERAL STATEMENTS
# ==================
-statements[asdl_stmt_seq*]: a=statement+ { _PyPegen_register_stmts(p,
(asdl_stmt_seq*)_PyPegen_seq_flatten(p, a)) }
+statements[asdl_stmt_seq*]: a=statement+ {
(asdl_stmt_seq*)_PyPegen_seq_flatten(p, a) }
statement[asdl_stmt_seq*]:
- | a=compound_stmt { (asdl_stmt_seq*)_PyPegen_singleton_seq(p, a) }
+ | a=compound_stmt { _PyPegen_register_stmts(p ,
+ (asdl_stmt_seq*)_PyPegen_singleton_seq(p, a)
+ ) }
| a[asdl_stmt_seq*]=simple_stmts { a }
single_compound_stmt[asdl_stmt_seq*]:
diff --git a/Lib/test/test_traceback.py b/Lib/test/test_traceback.py
index 74b979d009664d..b21daeb1b67556 100644
--- a/Lib/test/test_traceback.py
+++ b/Lib/test/test_traceback.py
@@ -19,7 +19,7 @@
requires_debug_ranges, has_no_debug_ranges,
requires_subprocess)
from test.support.os_helper import TESTFN, unlink
-from test.support.script_helper import assert_python_ok, assert_python_failure
+from test.support.script_helper import assert_python_ok,
assert_python_failure, make_script
from test.support.import_helper import forget
from test.support import force_not_colorized, force_not_colorized_test_class
@@ -1740,6 +1740,49 @@ def f():
]
self.assertEqual(result_lines, expected)
+class TestKeywordTypoSuggestions(unittest.TestCase):
+ TYPO_CASES = [
+ ("with block ad something:\n pass", "and"),
+ ("fur a in b:\n pass", "for"),
+ ("for a in b:\n pass\nelso:\n pass", "else"),
+ ("whille True:\n pass", "while"),
+ ("iff x > 5:\n pass", "if"),
+ ("if x:\n pass\nelseif y:\n pass", "elif"),
+ ("tyo:\n pass\nexcept y:\n pass", "try"),
+ ("classe MyClass:\n pass", "class"),
+ ("impor math", "import"),
+ ("form x import y", "from"),
+ ("defn calculate_sum(a, b):\n return a + b", "def"),
+ ("def foo():\n returm result", "return"),
+ ("lamda x: x ** 2", "lambda"),
+ ("def foo():\n yeld i", "yield"),
+ ("def foo():\n globel counter", "global"),
+ ("frum math import sqrt", "from"),
+ ("asynch def fetch_data():\n pass", "async"),
+ ("async def foo():\n awaid fetch_data()", "await"),
+ ('raisee ValueError("Error")', "raise"),
+ ("[x for x\nin range(3)\nof x]", "if"),
+ ("[123 fur x\nin range(3)\nif x]", "for"),
+ ("for x im n:\n pass", "in"),
+ ]
+
+ def test_keyword_suggestions_from_file(self):
+ with tempfile.TemporaryDirectory() as script_dir:
+ for i, (code, expected_kw) in enumerate(self.TYPO_CASES):
+ with self.subTest(typo=expected_kw):
+ source = textwrap.dedent(code).strip()
+ script_name = make_script(script_dir, f"script_{i}",
source)
+ rc, stdout, stderr = assert_python_failure(script_name)
+ stderr_text = stderr.decode('utf-8')
+ self.assertIn(f"Did you mean '{expected_kw}'", stderr_text)
+
+ def test_keyword_suggestions_from_command_string(self):
+ for code, expected_kw in self.TYPO_CASES:
+ with self.subTest(typo=expected_kw):
+ source = textwrap.dedent(code).strip()
+ rc, stdout, stderr = assert_python_failure('-c', source)
+ stderr_text = stderr.decode('utf-8')
+ self.assertIn(f"Did you mean '{expected_kw}'", stderr_text)
@requires_debug_ranges()
@force_not_colorized_test_class
diff --git a/Lib/traceback.py b/Lib/traceback.py
index a1f175dbbaa421..2b26ead337c73b 100644
--- a/Lib/traceback.py
+++ b/Lib/traceback.py
@@ -1310,7 +1310,6 @@ def _find_keyword_typos(self):
lines = source.splitlines()
error_code = lines[line -1 if line > 0 else 0:end_line]
- error_code[0] = error_code[0][offset:]
error_code = textwrap.dedent('\n'.join(error_code))
# Do not continue if the source is too large
@@ -1326,7 +1325,8 @@ def _find_keyword_typos(self):
if token.type != tokenize.NAME:
continue
# Only consider NAME tokens on the same line as the error
- if from_filename and token.start[0]+line != end_line+1:
+ the_end = end_line if line == 0 else end_line + 1
+ if from_filename and token.start[0]+line != the_end:
continue
wrong_name = token.string
if wrong_name in keyword.kwlist:
diff --git
a/Misc/NEWS.d/next/Core_and_Builtins/2025-08-15-15-45-26.gh-issue-137079.YEow69.rst
b/Misc/NEWS.d/next/Core_and_Builtins/2025-08-15-15-45-26.gh-issue-137079.YEow69.rst
new file mode 100644
index 00000000000000..5f01a23484594a
--- /dev/null
+++
b/Misc/NEWS.d/next/Core_and_Builtins/2025-08-15-15-45-26.gh-issue-137079.YEow69.rst
@@ -0,0 +1 @@
+Fix keyword typo recognition when parsing files. Patch by Pablo Galindo.
diff --git a/Parser/action_helpers.c b/Parser/action_helpers.c
index 0763866576733f..57e46b4399c66d 100644
--- a/Parser/action_helpers.c
+++ b/Parser/action_helpers.c
@@ -1939,6 +1939,9 @@ _PyPegen_register_stmts(Parser *p, asdl_stmt_seq* stmts) {
return stmts;
}
stmt_ty last_stmt = asdl_seq_GET(stmts, len - 1);
+ if (p->last_stmt_location.lineno > last_stmt->lineno) {
+ return stmts;
+ }
p->last_stmt_location.lineno = last_stmt->lineno;
p->last_stmt_location.col_offset = last_stmt->col_offset;
p->last_stmt_location.end_lineno = last_stmt->end_lineno;
diff --git a/Parser/parser.c b/Parser/parser.c
index 08370f51af480f..95521b9933c348 100644
--- a/Parser/parser.c
+++ b/Parser/parser.c
@@ -1201,7 +1201,7 @@ statements_rule(Parser *p)
)
{
D(fprintf(stderr, "%*c+ statements[%d-%d]: %s succeeded!\n",
p->level, ' ', _mark, p->mark, "statement+"));
- _res = _PyPegen_register_stmts ( p , ( asdl_stmt_seq* )
_PyPegen_seq_flatten ( p , a ) );
+ _res = ( asdl_stmt_seq* ) _PyPegen_seq_flatten ( p , a );
if (_res == NULL && PyErr_Occurred()) {
p->error_indicator = 1;
p->level--;
@@ -1244,7 +1244,7 @@ statement_rule(Parser *p)
)
{
D(fprintf(stderr, "%*c+ statement[%d-%d]: %s succeeded!\n",
p->level, ' ', _mark, p->mark, "compound_stmt"));
- _res = ( asdl_stmt_seq* ) _PyPegen_singleton_seq ( p , a );
+ _res = _PyPegen_register_stmts ( p , ( asdl_stmt_seq* )
_PyPegen_singleton_seq ( p , a ) );
if (_res == NULL && PyErr_Occurred()) {
p->error_indicator = 1;
p->level--;
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