Debian
pyflakes package

  1. Bug #1560134
  2. Comment #1

Comment 1 for bug 1560134

Revision history for this message
Phil Frost (bitglue) wrote : Re: checkr.py; TypeError: unsupported operand type(s) for +: 'NoneType' and 'str'

I'm pretty sure this is fixed in the current version of pyflakes. What version are you using?