docstr: do not use any pretrained model
  Returns:None
docstr_tok: ["do","not","use","any","pretrained","model","Returns",":","None"]
code: 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))
  
imports: import unittest
  import torch
  from towhee.models.frozen_in_time import FrozenInTime
label_desc: Use image node_id 1 for calling the ForzenInTimeTest obj's underlying member method code with example usage: obj.test_without_all_pretrained() without return types