()
return _sys_version()[2]
Returns a string identifying the Python implementation
        branch.

        For CPython this is the SCM branch from which the
        Python binary was built.

        If not available, an empty string is returned.
Returns a string identifying the Python implementation
        branch.
Returns a string identifying the Python implementation branch .
def python_branch():

    """ Returns a string identifying the Python implementation
        branch.

        For CPython this is the SCM branch from which the
        Python binary was built.

        If not available, an empty string is returned.

    """

    return _sys_version()[2]
def python_branch ( ) : return _sys_version ( ) [ 2 ]