Add lineno to exceptions

Thanks to Ruff for reminding me
python · encukou · Sep 25, 2024 · Jul 2, 2024 · Jul 2, 2024 · Jul 19, 2024
commit d163647ea500874a1d79831c73aee29b2bbe620a
diff --git a/Doc/tools/version_next.py b/Doc/tools/version_next.py
@@ -12,12 +12,12 @@

 """

 import re
 import sys
 import argparse
 from pathlib import Path

 DIRECTIVE_RE = re.compile(
    r'''
        (?P<before>
            \s*\.\.\s+
@@ -63,10 +63,14 @@
         lines = []
         with open(path, encoding='utf-8') as file:
             for lineno, line in enumerate(file, start=1):
-                if match := DIRECTIVE_RE.fullmatch(line):
-                    line = match['before'] + version + match['after']
-                    num_changed_lines += 1
-                lines.append(line)
+                try:
+                    if match := DIRECTIVE_RE.fullmatch(line):
+                        line = match['before'] + version + match['after']
+                        num_changed_lines += 1
+                    lines.append(line)
+                except Exception as exc:
+                    exc.add_note(f'processing line {path}:{lineno}')
+                    raise
         if num_changed_lines:
             if args.verbose:
                 print(f'Updating file {path} ({num_changed_lines} changes)',