add dolly test code

test/test_dolly.py

@@ -0,0 +1,19 @@
+# from transformers import PreTrainedModel
+from transformers.modeling_utils import PreTrainedModel
+import torch
+from torch import nn
+from src_llm.configuration_dolly import DollyConfig
+from src_llm.modeling_dolly import DollyModel
+#从源码构建dolly模型
+model = DollyModel(DollyConfig())
+model.save_pretrained("weights_llm")
+model.config.save_pretrained("weights_llm")
+model_size = sum(t.numel() for t in model.parameters())
+print(f"Model Size: {model_size/1000**2:.1f}M parameters")
+
+#从配置文件和权重构建dolly模型
+config = DollyConfig.from_pretrained("./my_model")
+model = DollyModel.from_pretrained("./my_model", config=config)
+input_ids = torch.tensor([[101, 1024, 102]]).long() 
+outputs = model(input_ids)
+print(outputs)