def run(self):
proc = Popen(
('git', 'diff-index', '--quiet', '--ignore-submodules', 'HEAD'))
if proc.wait() != 0:
raise RuntimeError('Repo is dirty')
proc = Popen(('git', 'log', '-1', '--pretty=format:%h'), stdout=PIPE)
rev = proc.communicate()[0].decode().rstrip('\n')
proc = Popen(('git', 'rev-parse', '--abbrev-ref', 'HEAD'), stdout=PIPE)
branch = proc.communicate()[0].decode().rstrip('\n')
client = Session().create_client('lambda', region_name=self.region)
ret = client.publish_version(FunctionName=self.name,
Description='%s (%s)' % (rev, branch))
print('\nVersion %r published (Description=%s)' %
(ret['Version'], ret['Description']))
