Let reward model take text inputs instead of message lists (#1907)
Co-authored-by: Kyle Corbitt <kyle@corbt.com>
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@@ -36,9 +36,7 @@ class LlamaEmbeddingModel(nn.Module):
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hidden_states = self.model(input_ids, positions, forward_batch, input_embeds)
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return self.pooler(hidden_states, forward_batch)
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def load_weights(
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self, weights: Iterable[Tuple[str, torch.Tensor]], name=None, loaded_weight=None
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):
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def load_weights(self, weights: Iterable[Tuple[str, torch.Tensor]]):
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stacked_params_mapping = [
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# (param_name, shard_name, shard_id)
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("qkv_proj", "q_proj", "q"),
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@@ -49,7 +47,7 @@ class LlamaEmbeddingModel(nn.Module):
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]
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params_dict = dict(self.model.named_parameters())
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def load_weights_per_param(name, loaded_weight):
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for name, loaded_weight in weights:
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if "rotary_emb.inv_freq" in name or "projector" in name:
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return
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if "rotary_emb.cos_cached" in name or "rotary_emb.sin_cached" in name:
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@@ -78,12 +76,6 @@ class LlamaEmbeddingModel(nn.Module):
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weight_loader = getattr(param, "weight_loader", default_weight_loader)
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weight_loader(param, loaded_weight)
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if name is None or loaded_weight is None:
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for name, loaded_weight in weights:
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load_weights_per_param(name, loaded_weight)
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else:
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load_weights_per_param(name, loaded_weight)
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class MistralModel(LlamaEmbeddingModel):
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pass
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