rename folder

request_llms/bridge_internlm.py

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+model_name = "InternLM"
+cmd_to_install = "`pip install -r request_llms/requirements_chatglm.txt`"
+
+from transformers import AutoModel, AutoTokenizer
+import time
+import threading
+import importlib
+from toolbox import update_ui, get_conf
+from multiprocessing import Process, Pipe
+from .local_llm_class import LocalLLMHandle, get_local_llm_predict_fns, SingletonLocalLLM
+
+
+# ------------------------------------------------------------------------------------------------------------------------
+# 🔌💻 Local Model Utils
+# ------------------------------------------------------------------------------------------------------------------------
+def try_to_import_special_deps():
+    import sentencepiece
+
+def combine_history(prompt, hist):
+    user_prompt = "<|User|>:{user}<eoh>\n"
+    robot_prompt = "<|Bot|>:{robot}<eoa>\n"
+    cur_query_prompt = "<|User|>:{user}<eoh>\n<|Bot|>:"
+    messages = hist
+    total_prompt = ""
+    for message in messages:
+        cur_content = message
+        cur_prompt = user_prompt.replace("{user}", cur_content[0])
+        total_prompt += cur_prompt
+        cur_prompt = robot_prompt.replace("{robot}", cur_content[1])
+        total_prompt += cur_prompt
+    total_prompt = total_prompt + cur_query_prompt.replace("{user}", prompt)
+    return total_prompt
+
+# ------------------------------------------------------------------------------------------------------------------------
+# 🔌💻 Local Model
+# ------------------------------------------------------------------------------------------------------------------------
+@SingletonLocalLLM
+class GetInternlmHandle(LocalLLMHandle):
+
+    def load_model_info(self):
+        # 🏃‍♂️🏃‍♂️🏃‍♂️ 子进程执行
+        self.model_name = model_name
+        self.cmd_to_install = cmd_to_install
+
+    def try_to_import_special_deps(self, **kwargs):
+        """
+        import something that will raise error if the user does not install requirement_*.txt
+        """
+        import sentencepiece
+
+    def load_model_and_tokenizer(self):
+        # 🏃‍♂️🏃‍♂️🏃‍♂️ 子进程执行
+        import torch
+        from transformers import AutoModelForCausalLM, AutoTokenizer
+        device, = get_conf('LOCAL_MODEL_DEVICE')
+        if self._model is None:
+            tokenizer = AutoTokenizer.from_pretrained("internlm/internlm-chat-7b", trust_remote_code=True)
+            if device=='cpu':
+                model = AutoModelForCausalLM.from_pretrained("internlm/internlm-chat-7b", trust_remote_code=True).to(torch.bfloat16)
+            else:
+                model = AutoModelForCausalLM.from_pretrained("internlm/internlm-chat-7b", trust_remote_code=True).to(torch.bfloat16).cuda()
+
+            model = model.eval()
+        return model, tokenizer
+
+    def llm_stream_generator(self, **kwargs):
+        import torch
+        import logging
+        import copy
+        import warnings
+        import torch.nn as nn
+        from transformers.generation.utils import LogitsProcessorList, StoppingCriteriaList, GenerationConfig
+
+        # 🏃‍♂️🏃‍♂️🏃‍♂️ 子进程执行
+        def adaptor():
+            model = self._model
+            tokenizer = self._tokenizer
+            prompt = kwargs['query']
+            max_length = kwargs['max_length']
+            top_p = kwargs['top_p']
+            temperature = kwargs['temperature']
+            history = kwargs['history']
+            real_prompt = combine_history(prompt, history)
+            return model, tokenizer, real_prompt, max_length, top_p, temperature
+        
+        model, tokenizer, prompt, max_length, top_p, temperature = adaptor()
+        prefix_allowed_tokens_fn = None
+        logits_processor = None
+        stopping_criteria = None
+        additional_eos_token_id = 103028
+        generation_config = None
+        # 🏃‍♂️🏃‍♂️🏃‍♂️ 子进程执行
+        # 🏃‍♂️🏃‍♂️🏃‍♂️ https://github.com/InternLM/InternLM/blob/efbf5335709a8c8faeac6eaf07193973ff1d56a1/web_demo.py#L25
+
+        inputs = tokenizer([prompt], padding=True, return_tensors="pt")
+        input_length = len(inputs["input_ids"][0])
+        for k, v in inputs.items():
+            inputs[k] = v.cuda()
+        input_ids = inputs["input_ids"]
+        batch_size, input_ids_seq_length = input_ids.shape[0], input_ids.shape[-1]
+        if generation_config is None:
+            generation_config = model.generation_config
+        generation_config = copy.deepcopy(generation_config)
+        model_kwargs = generation_config.update(**kwargs)
+        bos_token_id, eos_token_id = generation_config.bos_token_id, generation_config.eos_token_id
+        if isinstance(eos_token_id, int):
+            eos_token_id = [eos_token_id]
+        if additional_eos_token_id is not None:
+            eos_token_id.append(additional_eos_token_id)
+        has_default_max_length = kwargs.get("max_length") is None and generation_config.max_length is not None
+        if has_default_max_length and generation_config.max_new_tokens is None:
+            warnings.warn(
+                f"Using `max_length`'s default ({generation_config.max_length}) to control the generation length. "
+                "This behaviour is deprecated and will be removed from the config in v5 of Transformers -- we"
+                " recommend using `max_new_tokens` to control the maximum length of the generation.",
+                UserWarning,
+            )
+        elif generation_config.max_new_tokens is not None:
+            generation_config.max_length = generation_config.max_new_tokens + input_ids_seq_length
+            if not has_default_max_length:
+                logging.warn(
+                    f"Both `max_new_tokens` (={generation_config.max_new_tokens}) and `max_length`(="
+                    f"{generation_config.max_length}) seem to have been set. `max_new_tokens` will take precedence. "
+                    "Please refer to the documentation for more information. "
+                    "(https://huggingface.co/docs/transformers/main/en/main_classes/text_generation)",
+                    UserWarning,
+                )
+
+        if input_ids_seq_length >= generation_config.max_length:
+            input_ids_string = "input_ids"
+            logging.warning(
+                f"Input length of {input_ids_string} is {input_ids_seq_length}, but `max_length` is set to"
+                f" {generation_config.max_length}. This can lead to unexpected behavior. You should consider"
+                " increasing `max_new_tokens`."
+            )
+
+        # 2. Set generation parameters if not already defined
+        logits_processor = logits_processor if logits_processor is not None else LogitsProcessorList()
+        stopping_criteria = stopping_criteria if stopping_criteria is not None else StoppingCriteriaList()
+
+        logits_processor = model._get_logits_processor(
+            generation_config=generation_config,
+            input_ids_seq_length=input_ids_seq_length,
+            encoder_input_ids=input_ids,
+            prefix_allowed_tokens_fn=prefix_allowed_tokens_fn,
+            logits_processor=logits_processor,
+        )
+
+        stopping_criteria = model._get_stopping_criteria(
+            generation_config=generation_config, stopping_criteria=stopping_criteria
+        )
+        logits_warper = model._get_logits_warper(generation_config)
+
+        unfinished_sequences = input_ids.new(input_ids.shape[0]).fill_(1)
+        scores = None
+        while True:
+            model_inputs = model.prepare_inputs_for_generation(input_ids, **model_kwargs)
+            # forward pass to get next token
+            outputs = model(
+                **model_inputs,
+                return_dict=True,
+                output_attentions=False,
+                output_hidden_states=False,
+            )
+
+            next_token_logits = outputs.logits[:, -1, :]
+
+            # pre-process distribution
+            next_token_scores = logits_processor(input_ids, next_token_logits)
+            next_token_scores = logits_warper(input_ids, next_token_scores)
+
+            # sample
+            probs = nn.functional.softmax(next_token_scores, dim=-1)
+            if generation_config.do_sample:
+                next_tokens = torch.multinomial(probs, num_samples=1).squeeze(1)
+            else:
+                next_tokens = torch.argmax(probs, dim=-1)
+
+            # update generated ids, model inputs, and length for next step
+            input_ids = torch.cat([input_ids, next_tokens[:, None]], dim=-1)
+            model_kwargs = model._update_model_kwargs_for_generation(
+                outputs, model_kwargs, is_encoder_decoder=False
+            )
+            unfinished_sequences = unfinished_sequences.mul((min(next_tokens != i for i in eos_token_id)).long())
+            
+            output_token_ids = input_ids[0].cpu().tolist()
+            output_token_ids = output_token_ids[input_length:]
+            for each_eos_token_id in eos_token_id:
+                if output_token_ids[-1] == each_eos_token_id:
+                    output_token_ids = output_token_ids[:-1]
+            response = tokenizer.decode(output_token_ids)
+
+            yield response
+            # stop when each sentence is finished, or if we exceed the maximum length
+            if unfinished_sequences.max() == 0 or stopping_criteria(input_ids, scores):
+                return
+
+    
+# ------------------------------------------------------------------------------------------------------------------------
+# 🔌💻 GPT-Academic Interface
+# ------------------------------------------------------------------------------------------------------------------------
+predict_no_ui_long_connection, predict = get_local_llm_predict_fns(GetInternlmHandle, model_name)