diff options
Diffstat (limited to 'models')
-rw-r--r-- | models/clip/embeddings.py | 33 |
1 files changed, 9 insertions, 24 deletions
diff --git a/models/clip/embeddings.py b/models/clip/embeddings.py index e8cc865..4166dc6 100644 --- a/models/clip/embeddings.py +++ b/models/clip/embeddings.py | |||
@@ -38,18 +38,18 @@ class ManagedCLIPTextEmbeddings(CLIPTextEmbeddings): | |||
38 | self.token_embedding = embeddings.token_embedding | 38 | self.token_embedding = embeddings.token_embedding |
39 | self.position_embedding = embeddings.position_embedding | 39 | self.position_embedding = embeddings.position_embedding |
40 | self.initializer_factor = config.initializer_factor | 40 | self.initializer_factor = config.initializer_factor |
41 | self.init_temp_embeddings() | ||
42 | 41 | ||
43 | def init_temp_embeddings(self): | ||
44 | self.temp_token_embedding = nn.Embedding( | 42 | self.temp_token_embedding = nn.Embedding( |
45 | 0, | 43 | self.token_embedding.num_embeddings, |
46 | self.token_embedding.embedding_dim, | 44 | self.token_embedding.embedding_dim, |
47 | device=self.token_embedding.weight.device, | 45 | device=self.token_embedding.weight.device, |
48 | dtype=self.token_embedding.weight.dtype | 46 | dtype=self.token_embedding.weight.dtype |
49 | ) | 47 | ) |
48 | self.temp_token_embedding.weight.data = self.token_embedding.weight.data.clone().detach() | ||
50 | self.temp_token_ids = torch.tensor([], dtype=torch.long) | 49 | self.temp_token_ids = torch.tensor([], dtype=torch.long) |
51 | 50 | ||
52 | def resize(self, size: int): | 51 | def resize(self, size: int): |
52 | self.temp_token_embedding = resize_embedding(self.temp_token_embedding, size, self.initializer_factor) | ||
53 | self.token_embedding = resize_embedding(self.token_embedding, size, self.initializer_factor) | 53 | self.token_embedding = resize_embedding(self.token_embedding, size, self.initializer_factor) |
54 | 54 | ||
55 | def add_embed(self, token_ids: Union[int, list[int]], initializer: Optional[Union[int, list[int], torch.FloatTensor]] = None): | 55 | def add_embed(self, token_ids: Union[int, list[int]], initializer: Optional[Union[int, list[int], torch.FloatTensor]] = None): |
@@ -74,16 +74,9 @@ class ManagedCLIPTextEmbeddings(CLIPTextEmbeddings): | |||
74 | ) | 74 | ) |
75 | 75 | ||
76 | token_ids = torch.tensor(token_ids, dtype=torch.long) | 76 | token_ids = torch.tensor(token_ids, dtype=torch.long) |
77 | self.temp_token_ids = torch.cat([self.temp_token_ids, token_ids]) | ||
78 | |||
79 | self.temp_token_embedding = resize_embedding( | ||
80 | self.temp_token_embedding, | ||
81 | self.temp_token_ids.shape[0], | ||
82 | self.initializer_factor | ||
83 | ) | ||
84 | 77 | ||
85 | mask = torch.nonzero(torch.isin(self.temp_token_ids, token_ids)).squeeze(1) | 78 | self.temp_token_ids = torch.cat([self.temp_token_ids, token_ids]) |
86 | self.temp_token_embedding.weight.data[mask] = initializer | 79 | self.temp_token_embedding.weight.data[token_ids] = initializer |
87 | self.token_embedding.weight.data[token_ids] = initializer | 80 | self.token_embedding.weight.data[token_ids] = initializer |
88 | 81 | ||
89 | def load_embed(self, input_ids: list[int], filename: Path): | 82 | def load_embed(self, input_ids: list[int], filename: Path): |
@@ -94,25 +87,17 @@ class ManagedCLIPTextEmbeddings(CLIPTextEmbeddings): | |||
94 | save_file({"embed": self.get_embed(input_ids)}, filename) | 87 | save_file({"embed": self.get_embed(input_ids)}, filename) |
95 | 88 | ||
96 | def persist(self): | 89 | def persist(self): |
97 | self.token_embedding.weight.data[self.temp_token_ids] = self.temp_token_embedding.weight.data[:] | 90 | self.token_embedding.weight.data[self.temp_token_ids] = self.temp_token_embedding.weight.data[self.temp_token_ids] |
98 | self.init_temp_embeddings() | 91 | self.temp_token_ids = torch.tensor([], dtype=torch.long) |
99 | 92 | ||
100 | def get_embed(self, input_ids: Union[list[int], torch.LongTensor]): | 93 | def get_embed(self, input_ids: Union[list[int], torch.LongTensor]): |
101 | if isinstance(input_ids, list): | 94 | if isinstance(input_ids, list): |
102 | input_ids = torch.tensor(input_ids, device=self.token_embedding.weight.device, dtype=torch.long) | 95 | input_ids = torch.tensor(input_ids, device=self.token_embedding.weight.device, dtype=torch.long) |
103 | 96 | ||
104 | all_temp_token_ids = self.temp_token_ids.to(input_ids.device) | ||
105 | |||
106 | embeds = self.token_embedding(input_ids) | 97 | embeds = self.token_embedding(input_ids) |
107 | 98 | ||
108 | embeds_mask = torch.isin(input_ids, all_temp_token_ids) | 99 | mask = torch.isin(input_ids, self.temp_token_ids.to(input_ids.device)) |
109 | temp_token_ids = input_ids[embeds_mask] | 100 | embeds[mask] = self.temp_token_embedding(input_ids)[mask] |
110 | |||
111 | temp_token_ids = temp_token_ids.unsqueeze(1) | ||
112 | all_temp_token_ids = all_temp_token_ids.unsqueeze(0) | ||
113 | temp_token_ids = torch.nonzero(temp_token_ids == all_temp_token_ids)[:, 1].squeeze() | ||
114 | |||
115 | embeds[embeds_mask] = self.temp_token_embedding(temp_token_ids) | ||
116 | 101 | ||
117 | return embeds | 102 | return embeds |
118 | 103 | ||