[Auto] Merge output tracing refactors across selected models (cluster-43979-11): merged 5 of 10 PRs

src/transformers/models/codegen/modeling_codegen.py

@@ -221,9 +221,7 @@ def forward(self, hidden_states: torch.FloatTensor | None) -> torch.FloatTensor:
         return hidden_states
 
 
-# Copied from transformers.models.gptj.modeling_gptj.GPTJBlock with GPTJ->CodeGen
 class CodeGenBlock(GradientCheckpointingLayer):
-    # Ignore copy
     def __init__(self, config, layer_idx=None):
         super().__init__()
         inner_dim = config.n_inner if config.n_inner is not None else 4 * config.n_embd