human
Complete the below
def create_dummy_func(func, dependency):

    ''''When a dependency of a function is not available, create a dummy function which throws ImportError when used.
    Args:
    func (str): name of the function.
    dependency (str or list[str]): name(s) of the dependency.
    Returns:
    function: a function object'
    '''
 ... Give me a the Python program you requested?
assistant
#Here is the Python program you requested.
    if isinstance(dependency, (list, str)):
        dependency = ','.join(dependency)
    def _dummy(*args, **kwargs):
        raise ImportError("Cannot    import    '{}',    therefore    '{}'    is    not    available".format(dependency, func))
    return _dummy