def _msearch_success(response):
    """Return true if all requests in a multi search request succeeded

    Parameters
    ----------
    response : requests.models.Response

    Returns
    -------
    bool
    """
    parsed = response.json()
    if 'responses' not in parsed:
        return False
    for result in parsed['responses']:
        if result['status'] != 200:
            return False
    return True