Remove Longformer

modeling_cocom.py

@@ -1,4 +1,4 @@
-from transformers import AutoModelForCausalLM, AutoTokenizer, BitsAndBytesConfig, PreTrainedModel, PretrainedConfig, AutoModel, LongformerForCausalLM, LongformerTokenizer
+from transformers import AutoModelForCausalLM, AutoTokenizer, BitsAndBytesConfig, PreTrainedModel, PretrainedConfig, AutoModel
 from linformer.attention import LinformerSelfAttention
 import torch
 import math