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Solve the following problem using Python, implementing the functions described below, one line at a time
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<USER_TASK:>
Description:
 def validate_adapter_class(validate_class, adapter_class):
 """ Raises an exception if validate_class is not a subclass of adapter_class. :param validate_class: The class to be validated. :type validate_class: class :param adapter_class: The class type to check against. :type adapter_class: class :raises: Adapter.InvalidAdapterTypeException """

    from chatterbot.adapters import Adapter

    # If a dictionary was passed in, check if it has an import_path attribute
    if isinstance(validate_class, dict):

        if 'import_path' not in validate_class:
            raise Adapter.InvalidAdapterTypeException(
                'The dictionary {} must contain a value for "import_path"'.format(
                    str(validate_class)
                )
            )

        # Set the class to the import path for the next check
        validate_class = validate_class.get('import_path')

    if not issubclass(import_module(validate_class), adapter_class):
        raise Adapter.InvalidAdapterTypeException(
            '{} must be a subclass of {}'.format(
                validate_class,
                adapter_class.__name__
            )
        )