YenChunChen commited on
Commit
5905c92
1 Parent(s): b161793

make sure input_ids do not contain negative numbers (indicating images) after they are no longer needed

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Files changed (1) hide show
  1. image_embedding_phi3_v.py +10 -1
image_embedding_phi3_v.py CHANGED
@@ -12,6 +12,7 @@
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  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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  # See the License for the specific language governing permissions and
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  # limitations under the License.
 
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  import torch
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  from torch import nn
@@ -191,7 +192,15 @@ class Phi3ImageEmbedding(nn.Module):
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  # positions for image tokens
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  positions = torch.nonzero((input_ids < 0) & (input_ids > -MAX_INPUT_ID), as_tuple=True)
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  has_image = len(positions[0].tolist()) > 0
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- input_ids = input_ids.clamp_min(0).clamp_max(self.vocab_size).detach()
 
 
 
 
 
 
 
 
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  hidden_states = self.wte(input_ids)
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  if has_image:
 
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  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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  # See the License for the specific language governing permissions and
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  # limitations under the License.
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+ import warnings
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  import torch
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  from torch import nn
 
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  # positions for image tokens
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  positions = torch.nonzero((input_ids < 0) & (input_ids > -MAX_INPUT_ID), as_tuple=True)
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  has_image = len(positions[0].tolist()) > 0
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+ # input_ids = input_ids.clamp_min(0).clamp_max(self.vocab_size).detach()
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+ input_ids.clamp_min_(0).clamp_max_(self.vocab_size)
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+ warnings.warn(
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+ "Phi-3-V modifies `input_ids` in-place and the tokens indicating images will be "
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+ "removed after model forward. If your workflow requires multiple forward passes on "
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+ "the same `input_ids`, please make a copy of `input_ids` before passing it to the "
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+ "model."
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+ )
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+
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  hidden_states = self.wte(input_ids)
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  if has_image: