diff options
Diffstat (limited to 'Lib/ConfigParser.py')
| -rw-r--r-- | Lib/ConfigParser.py | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/Lib/ConfigParser.py b/Lib/ConfigParser.py index 3e2175f..d356a13 100644 --- a/Lib/ConfigParser.py +++ b/Lib/ConfigParser.py @@ -699,13 +699,13 @@ class SafeConfigParser(ConfigParser): if self._optcre is self.OPTCRE or value: if not isinstance(value, basestring): raise TypeError("option values must be strings") - # check for bad percent signs: - # first, replace all "good" interpolations - tmp_value = value.replace('%%', '') - tmp_value = self._interpvar_re.sub('', tmp_value) - # then, check if there's a lone percent sign left - percent_index = tmp_value.find('%') - if percent_index != -1: - raise ValueError("invalid interpolation syntax in %r at " - "position %d" % (value, percent_index)) + if value is not None: + # check for bad percent signs: + # first, replace all "good" interpolations + tmp_value = value.replace('%%', '') + tmp_value = self._interpvar_re.sub('', tmp_value) + # then, check if there's a lone percent sign left + if '%' in tmp_value: + raise ValueError("invalid interpolation syntax in %r at " + "position %d" % (value, tmp_value.find('%'))) ConfigParser.set(self, section, option, value) |