Use unique model_type "chatts" instead of reusing "qwen2" (#8)

- feat: Use unique model_type chatts instead of reusing qwen2 (b7a223edd98fec0c90f49506fd7db2355050b61f)


Co-authored-by: Alexander Chemeris <[email protected]>

config.json

@@ -19,7 +19,7 @@
   "intermediate_size": 13824,
   "max_position_embeddings": 32768,
   "max_window_layers": 70,
-  "model_type": "qwen2",
+  "model_type": "chatts",
   "num_attention_heads": 40,
   "num_hidden_layers": 48,
   "num_key_value_heads": 8,

configuration_qwen2.py

@@ -93,7 +93,7 @@ class Qwen2TSConfig(PretrainedConfig):
     >>> configuration = model.config
     ```"""
 
-    model_type = "qwen2"
+    model_type = "chatts"
     keys_to_ignore_at_inference = ["past_key_values"]
 
     def __init__(