import subprocess, os

def git_test(git_file=str)
    return subprocess.Popen(
        'git log -1 --pretty=format:"%h:%c" {git_file}'.format(
            git_file=git_file ),
        shell=True,
        universal_newlines=True,
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
    ).communicate()


if __name__ == "__main__":
    print(git_test=(git_file="/home/jonnybravo/Python_Skripte/jenkins-module.txt"))