Prevent TypeError with None in error message #3046
Merged
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I ran into a problem where SCons was generating an error that
contained a None (don't ask me how), and this got passed through
to_str() which caused a TypeError because None isn't a bytes-like
object.
I fixed it two ways: enable to_str and to_bytes to handle None without
complaint, and change Errors.py to use to_String() instead of to_str(),
since it seems more robust.