# Check the most common path first.
named = mo.group('named') or mo.group('braced')
if named is not None:
- val = mapping[named]
- # We use this idiom instead of str() because the latter will
- # fail if val is a Unicode containing non-ASCII characters.
- return '%s' % (val,)
+ return str(mapping[named])
if mo.group('escaped') is not None:
return self.delimiter
if mo.group('invalid') is not None:
named = mo.group('named') or mo.group('braced')
if named is not None:
try:
- # We use this idiom instead of str() because the latter
- # will fail if val is a Unicode containing non-ASCII
- return '%s' % (mapping[named],)
+ return str(mapping[named])
except KeyError:
return mo.group()
if mo.group('escaped') is not None: