def get_ver():
    """
    Gather the version number from git
    """
    import subprocess
    proc = subprocess.run(['git', 'describe'], stdout=subprocess.PIPE)
    if not proc.returncode == 0:
        return
    v = proc.stdout.decode().strip()
    if '-' not in v:
        ret = v
    else:
        csum = v[v.rindex('-') + 1:]
        base = v[:v.rindex('-')]
        count = base[base.rindex('-') + 1:]
        tag = base[:base.rindex('-')]
        ret = f'{tag}.post{count}+{csum}'
    return ret
