cmd = "LANG= git log --abbrev HEAD^..HEAD ."
output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
o = output[0].decode('utf-8')
cmd = "LANG= git log --abbrev HEAD^..HEAD ."
output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
o = output[0].decode('utf-8')