    def test_without_all_pretrained(self):
        '''
        do not use any pretrained model
        Returns:None
        '''

        model = FrozenInTime(img_size=self.image_size, patch_size=self.patch_size,
                             in_chans=self.in_chans,
                             attention_style='frozen_in_time',
                             is_pretrained=False,
                             projection_dim=256,
                             video_is_load_pretrained=False,
                             video_model_type='SpaceTimeTransformer',
                             text_is_load_pretrained=False,
                             device=self.device)
        text_embeddings, video_embeddings = model(text=self.dummy_text, video=self.dummy_video, return_embeds=True)
        self.assertEqual(text_embeddings.shape, (1, 256))
        self.assertEqual(video_embeddings.shape, (1, 256))
        text_with_video_sim = model(text=self.dummy_text, video=self.dummy_video, return_embeds=False)
        self.assertEqual(text_with_video_sim.shape, (1, 1))
do not use any pretrained model
Returns:None
tests/unittests/models/frozen_in_time/test_frozen_in_time.py