def backend_version(backend, childprocess=None):
    """Back-end version.

    :param backend: back-end (examples:scrot, wx,..)
    :param childprocess: see :py:func:`grab`
    :return: version as string
    """
    if childprocess is None:
        childprocess = childprocess_default_value()
    if not childprocess:
        return _backend_version(backend)
    else:
        return run_in_childprocess(_backend_version, None, backend)
def backend_version(backend, childprocess=None):
    """Back-end version.

    :param backend: back-end (examples:scrot, wx,..)
    :param childprocess: see :py:func:`grab`
    :return: version as string
    """
    if childprocess is None:
        childprocess = childprocess_default_value()
    if not childprocess:
        return _backend_version(backend)
    else:
        return run_in_childprocess(_backend_version, None, backend)
def backend_version ( backend , childprocess = None ) : if childprocess is None : childprocess = childprocess_default_value ( ) if not childprocess : return _backend_version ( backend ) else : return run_in_childprocess ( _backend_version , None , backend )
Back-end version.

    :param backend: back-end (examples:scrot, wx,..)
    :param childprocess: see :py:func:`grab`
    :return: version as string
Back - end version .