gh-130941: Fix configparser parsing values with allow_no_value and interpolation set (GH-130949)

2025-04-16 13:39:11 +03:00
parent 8b7cb947c5
commit c35c7353eb
3 changed files with 45 additions and 0 deletions
--- a/Lib/configparser.py
+++ b/Lib/configparser.py
@@ -541,6 +541,8 @@ class ExtendedInterpolation(Interpolation):
                except (KeyError, NoSectionError, NoOptionError):
                    raise InterpolationMissingOptionError(
                        option, section, rawval, ":".join(path)) from None
+                if v is None:
+                    continue
                if "$" in v:
                    self._interpolate_some(parser, opt, accum, v, sect,
                                           dict(parser.items(sect, raw=True)),