obsexchange: avoid importing io/StringIO module with a different name
Since we're not interested in the whole module, let's shorten the imports and
aviod the lint warnings.
Otherwise pep8-naming complains:
- import io as StringIO: N812 lowercase imported as non lowercase
- import StringIO as io: N813 camelcase imported as lowercase
#!/bin/bash
set -euox pipefail
unset GREP_OPTIONS
NOTOPIC="--config experimental.topic-mode=ignore"
compatbranches=`hg branches --quiet | grep 'mercurial-' | grep -v ':' | sort -n --reverse`
prev='stable'
for branch in $compatbranches; do
hg up $branch
hg merge $prev
hg commit -m "test-compat: merge $prev into $branch"
prev=$branch
done