fix config saving compatibility issue for transformers 4.45+ (#7)

- fix config saving compatibility issue for transformers 4.45+ (31518f90dd48ca33b673de3e4eb24b0155f9cf98)


Co-authored-by: Ekaterina Aidova <katuni4ka@users.noreply.huggingface.co>

configuration_internvl_chat.py

@@ -46,9 +46,9 @@ class InternVLChatConfig(PretrainedConfig):
             logger.info('llm_config is None. Initializing the LlamaConfig config with default values (`LlamaConfig`).')
 
         self.vision_config = InternVisionConfig(**vision_config)
-        if llm_config['architectures'][0] == 'LlamaForCausalLM':
+        if llm_config.get('architectures', ["Qwen2ForCausalLM"])[0] == 'LlamaForCausalLM':
             self.llm_config = LlamaConfig(**llm_config)
-        elif llm_config['architectures'][0] == 'Qwen2ForCausalLM':
+        elif llm_config.get('architectures', ["Qwen2ForCausalLM"])[0] == 'Qwen2ForCausalLM':
             self.llm_config = Qwen2Config(**llm_config)
         else:
             raise ValueError('Unsupported architecture: {}'.format(llm_config['architectures'][0]))