fileset: drop bad "elif:" trying to check invalid size expression Since str.isdigit is a function, the last "elif" was always true. An invalid expression is rejected by util.sizetoint(), so we don't need "elif".

py3: fix test-command-template.t to write files in binary mode

py3: use bytestr() to coerce position carried by ParseError to string The position value is either int or byte string.

py3: use bytes.endswith('\n') to strip off '\n' from debug color output

py3: fix type of attribute names forwarded by templatekw._hybrid # skip-blame because just r'' prefixes

py3: move between bytes and unicode when re-raising IOError IOError is a Python exception, which argument must be a system string.

py3: use '%d' to format diffstat sum

py3: make regexp literal bytes in templatefilters.py # skip-blame because just b'' prefixes