<s> from __future__ import unicode_literals <EOL> def testfilter ( s , arg = None ) : <EOL> return s . replace ( '<STR_LIT>' , arg ) <EOL> def testfilter_upper ( s , skip = None ) : <EOL> if skip is None : <EOL> skip = [ ] <EOL> return '<STR_LIT>' . join ( ch . upper ( ) if ch not in skip else ch for ch in s ) </s>
