contrib: make import checker always think in terms of bytes
The doctests now do some regrettable things, but they'll always work
since we're dealing with ASCII module names etc.
requesting all changes
adding changesets
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adding file changes
added 1 changesets with 4 changes to 4 files
updating to branch default
4 files updated, 0 files merged, 0 files removed, 0 files unresolved
requesting all changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 4 changes to 4 files
updating to branch default
4 files updated, 0 files merged, 0 files removed, 0 files unresolved