Spaces:
Runtime error
Runtime error
File size: 3,400 Bytes
56ac16d d674f7c 56ac16d |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 |
{
"cells": [
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [],
"source": [
"from langchain.chat_models import ChatOpenAI\n",
"from langchain import LLMChain\n",
"from langchain.prompts.chat import (\n",
" ChatPromptTemplate,\n",
" SystemMessagePromptTemplate,\n",
" HumanMessagePromptTemplate\n",
")\n",
"\n",
"from langchain.schema import (\n",
" AIMessage,\n",
" BaseMessage,\n",
" ChatGeneration,\n",
" ChatMessage,\n",
" ChatResult,\n",
" HumanMessage,\n",
" SystemMessage,\n",
")"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [],
"source": [
"def _convert_message_to_dict(message: BaseMessage) -> dict:\n",
" if isinstance(message, ChatMessage):\n",
" message_dict = {\"role\": message.role, \"content\": message.content}\n",
" elif isinstance(message, HumanMessage):\n",
" message_dict = {\"role\": \"user\", \"content\": message.content}\n",
" elif isinstance(message, AIMessage):\n",
" message_dict = {\"role\": \"assistant\", \"content\": message.content}\n",
" elif isinstance(message, SystemMessage):\n",
" message_dict = {\"role\": \"system\", \"content\": message.content}\n",
" else:\n",
" raise ValueError(f\"Got unknown type {message}\")\n",
" if \"name\" in message.additional_kwargs:\n",
" message_dict[\"name\"] = message.additional_kwargs[\"name\"]\n",
" return message_dict"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"[SystemMessage(content='你是一名翻译助手。把中文 翻译为 英语。', additional_kwargs={}), HumanMessage(content='我想请假', additional_kwargs={}, example=False)]\n",
"[{'role': 'system', 'content': '你是一名翻译助手。把中文 翻译为 英语。'}, {'role': 'user', 'content': '我想请假'}]\n"
]
}
],
"source": [
"\n",
"template = \"你是一名翻译助手。把{input_language} 翻译为 {output_language}。\"\n",
"system_message_prompt = SystemMessagePromptTemplate.from_template(template)\n",
"\n",
"human_template = \"{text}\"\n",
"human_message_prompt = HumanMessagePromptTemplate.from_template(human_template)\n",
"\n",
"# 这里是使用chat请求，返回BaseMessage。\n",
"chat_prompt_template = ChatPromptTemplate.from_messages([system_message_prompt, human_message_prompt])\n",
"messages = chat_prompt_template.format_prompt(input_language=\"中文\", output_language=\"英语\", text=\"我想请假\").to_messages()\n",
"print(messages)\n",
"message_dicts = [_convert_message_to_dict(m) for m in messages]\n",
"print(message_dicts)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "base",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.10.11"
},
"orig_nbformat": 4
},
"nbformat": 4,
"nbformat_minor": 2
}
|