# Almost by definition, A is a fast-forward of B if B..A is
# empty
- if not c.captureOutput(['git', 'rev-list', '%s..%s' % (commit, branch)],
- cwd=package_repo):
+ if c.captureOutput(['git', 'rev-list', '%s..%s' % (commit, branch)],
+ cwd=package_repo):
raise InvalidBuild('New commit %s of %s is not a fast-forward of'
'commit currently in pocket %s' %
(commit, package, pocket))