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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def clone_fluent_placeholders_and_content_items(self, dst_obj):
 """ Clone each `Placeholder` and its `ContentItem`s. :param self: The object for which the placeholders are to be cloned from. :param dst_obj: The object which the cloned placeholders are to be related. :return: None """

        if not self.has_placeholder_relationships():
            return

        for src_placeholder in Placeholder.objects.parent(self):
            dst_placeholder = Placeholder.objects.create_for_object(
                dst_obj,
                slot=src_placeholder.slot,
                role=src_placeholder.role,
                title=src_placeholder.title
            )

            src_items = src_placeholder.get_content_items()
            src_items.copy_to_placeholder(dst_placeholder)