Python 2/3 compatibility
Python 2/3 compatibility

This should be the only change required to have lld's python code base compatible with both Python 2 and Python 3

Differential Revision: https://reviews.llvm.org/D59538


git-svn-id: f6089bf0e6284f307027cef4f64114ee9ebb0424@356538 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lld,llvm-mirror/lld