[Model] Initial Support for Chameleon (#5770)

Author: ywang96

vllm/model_executor/models/__init__.py

@@ -16,6 +16,9 @@
     "BaiChuanForCausalLM": ("baichuan", "BaiChuanForCausalLM"),  # baichuan-7b
     "BaichuanForCausalLM": ("baichuan", "BaichuanForCausalLM"),  # baichuan-13b
     "BloomForCausalLM": ("bloom", "BloomForCausalLM"),
+    "ChameleonForCausalLM":
+    ("chameleon", "ChameleonForConditionalGeneration"
+     ),  #TODO(ywang96): fix model name when huggingface fixes it
     "ChatGLMModel": ("chatglm", "ChatGLMForCausalLM"),
     "ChatGLMForConditionalGeneration": ("chatglm", "ChatGLMForCausalLM"),
     "CohereForCausalLM": ("commandr", "CohereForCausalLM"),