src/libbson/boost/boost_1_53_0/tools/regression/xsl_reports/utils/char_translation_table.py
import string
def chr_or_question_mark( c ):
if chr(c) in string.printable and c < 128 and c not in ( 0x09, 0x0b, 0x0c ):
return chr(c)
else:
return '?'
char_translation_table = string.maketrans(
''.join( map( chr, range(0, 256) ) )
, ''.join( map( chr_or_question_mark, range(0, 256) ) )
)