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Basic Chat with Prompt and History.json
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Basic Chat with Prompt and History.json
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"password": false,
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"dynamic": false,
"info": "The variable to be used as Chat Input when more than one variable is available.",
"type": "str",
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},
"memory_key": {
"required": false,
"placeholder": "",
"show": true,
"multiline": false,
"value": "history",
"password": false,
"name": "memory_key",
"advanced": false,
"dynamic": false,
"info": "",
"type": "str",
"list": false
},
"output_key": {
"required": false,
"placeholder": "",
"show": true,
"multiline": false,
"value": "",
"password": false,
"name": "output_key",
"advanced": false,
"dynamic": false,
"info": "The variable to be used as Chat Output (e.g. answer in a ConversationalRetrievalChain)",
"type": "str",
"list": false
},
"return_messages": {
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"name": "return_messages",
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"info": "",
"type": "bool",
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},
"_type": "ConversationBufferMemory"
},
"description": "Buffer for storing conversation memory.",
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},
"data": {
"type": "PromptTemplate",
"node": {
"template": {
"output_parser": {
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"type": "str",
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"value": [
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},
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},
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"multiline": true,
"password": false,
"name": "template",
"advanced": false,
"dynamic": false,
"info": "",
"type": "prompt",
"list": false,
"value": "The following is a friendly conversation between a human and an AI. The AI is talkative and provides lots of specific details from its context. If the AI does not know the answer to a question, it truthfully says it does not know.\n\nCurrent conversation:\n\n{history}\nHuman: {text}\nAI:"
},
"template_format": {
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"password": false,
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"info": "",
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},
"validate_template": {
"required": false,
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"password": false,
"name": "validate_template",
"advanced": false,
"dynamic": false,
"info": "",
"type": "bool",
"list": false
},
"_type": "PromptTemplate",
"history": {
"required": false,
"placeholder": "",
"show": true,
"multiline": true,
"value": "",
"password": false,
"name": "history",
"display_name": "history",
"advanced": false,
"input_types": [
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],
"dynamic": false,
"info": "",
"type": "str",
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},
"text": {
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"input_types": [
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"dynamic": false,
"info": "",
"type": "str",
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}
},
"description": "A prompt template for a language model.",
"base_classes": [
"StringPromptTemplate",
"PromptTemplate",
"BasePromptTemplate"
],
"name": "",
"display_name": "PromptTemplate",
"documentation": "https://python.langchain.com/docs/modules/model_io/prompts/prompt_templates/",
"custom_fields": {
"": [
"history",
"text"
],
"template": [
"history",
"text"
]
},
"output_types": [],
"field_formatters": {},
"beta": false,
"error": null
},
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},
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},
{
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"height": 339,
"id": "LLMChain-Pvm9x",
"type": "genericNode",
"position": {
"x": 1299.7208072540463,
"y": 634.671457752373
},
"data": {
"type": "LLMChain",
"node": {
"template": {
"code": {
"dynamic": true,
"required": true,
"placeholder": "",
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"multiline": true,
"value": "from langflow import CustomComponent\nfrom langchain.chains import LLMChain\nfrom typing import Optional, Union, Callable\nfrom langflow.field_typing import PromptTemplate, BaseLanguageModel, BaseMemory, Chain\n\n\nclass LLMChainComponent(CustomComponent):\n display_name = \"LLMChain\"\n description = \"Chain to run queries against LLMs\"\n\n def build_config(self):\n return {\n \"prompt\": {\"display_name\": \"Prompt\"},\n \"llm\": {\"display_name\": \"LLM\"},\n \"memory\": {\"display_name\": \"Memory\"},\n \"code\": {\"show\": False},\n }\n\n def build(\n self,\n prompt: PromptTemplate,\n llm: BaseLanguageModel,\n memory: Optional[BaseMemory] = None,\n ) -> Union[Chain, Callable]:\n return LLMChain(prompt=prompt, llm=llm, memory=memory)\n",
"password": false,
"name": "code",
"advanced": false,
"type": "code",
"list": false
},
"_type": "CustomComponent",
"llm": {
"required": true,
"placeholder": "",
"show": true,
"multiline": false,
"password": false,
"name": "llm",
"display_name": "LLM",
"advanced": false,
"dynamic": false,
"info": "",
"type": "BaseLanguageModel",
"list": false
},
"memory": {
"required": false,
"placeholder": "",
"show": true,
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"password": false,
"name": "memory",
"display_name": "Memory",
"advanced": false,
"dynamic": false,
"info": "",
"type": "BaseMemory",
"list": false
},
"prompt": {
"required": true,
"placeholder": "",
"show": true,
"multiline": false,
"password": false,
"name": "prompt",
"display_name": "Prompt",
"advanced": false,
"dynamic": false,
"info": "",
"type": "PromptTemplate",
"list": false
}
},
"description": "Chain to run queries against LLMs",
"base_classes": [
"Chain",
"Callable"
],
"display_name": "LLMChain",
"custom_fields": {
"llm": null,
"memory": null,
"prompt": null
},
"output_types": [
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],
"documentation": "",
"beta": true,
"error": null
},
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},
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"data": {
"targetHandle": {
"fieldName": "memory",
"id": "LLMChain-Pvm9x",
"inputTypes": null,
"type": "BaseMemory"
},
"sourceHandle": {
"baseClasses": [
"ConversationBufferMemory",
"BaseChatMemory",
"BaseMemory"
],
"dataType": "ConversationBufferMemory",
"id": "ConversationBufferMemory-frtJG"
}
},
"style": {
"stroke": "#555"
},
"className": "stroke-foreground stroke-connection",
"animated": false,
"id": "reactflow__edge-ConversationBufferMemory-frtJG{œbaseClassesœ:[œConversationBufferMemoryœ,œBaseChatMemoryœ,œBaseMemoryœ],œdataTypeœ:œConversationBufferMemoryœ,œidœ:œConversationBufferMemory-frtJGœ}-LLMChain-Pvm9x{œfieldNameœ:œmemoryœ,œidœ:œLLMChain-Pvm9xœ,œinputTypesœ:null,œtypeœ:œBaseMemoryœ}"
},
{
"source": "PromptTemplate-mrNIG",
"sourceHandle": "{œbaseClassesœ:[œStringPromptTemplateœ,œPromptTemplateœ,œBasePromptTemplateœ],œdataTypeœ:œPromptTemplateœ,œidœ:œPromptTemplate-mrNIGœ}",
"target": "LLMChain-Pvm9x",
"targetHandle": "{œfieldNameœ:œpromptœ,œidœ:œLLMChain-Pvm9xœ,œinputTypesœ:null,œtypeœ:œPromptTemplateœ}",
"data": {
"targetHandle": {
"fieldName": "prompt",
"id": "LLMChain-Pvm9x",
"inputTypes": null,
"type": "PromptTemplate"
},
"sourceHandle": {
"baseClasses": [
"StringPromptTemplate",
"PromptTemplate",
"BasePromptTemplate"
],
"dataType": "PromptTemplate",
"id": "PromptTemplate-mrNIG"
}
},
"style": {
"stroke": "#555"
},
"className": "stroke-foreground stroke-connection",
"animated": false,
"id": "reactflow__edge-PromptTemplate-mrNIG{œbaseClassesœ:[œStringPromptTemplateœ,œPromptTemplateœ,œBasePromptTemplateœ],œdataTypeœ:œPromptTemplateœ,œidœ:œPromptTemplate-mrNIGœ}-LLMChain-Pvm9x{œfieldNameœ:œpromptœ,œidœ:œLLMChain-Pvm9xœ,œinputTypesœ:null,œtypeœ:œPromptTemplateœ}"
},
{
"source": "ChatOpenAI-qdmsI",
"sourceHandle": "{œbaseClassesœ:[œChatOpenAIœ,œBaseChatModelœ,œBaseLanguageModelœ,œBaseLLMœ],œdataTypeœ:œChatOpenAIœ,œidœ:œChatOpenAI-qdmsIœ}",
"target": "LLMChain-Pvm9x",
"targetHandle": "{œfieldNameœ:œllmœ,œidœ:œLLMChain-Pvm9xœ,œinputTypesœ:null,œtypeœ:œBaseLanguageModelœ}",
"data": {
"targetHandle": {
"fieldName": "llm",
"id": "LLMChain-Pvm9x",
"inputTypes": null,
"type": "BaseLanguageModel"
},
"sourceHandle": {
"baseClasses": [
"ChatOpenAI",
"BaseChatModel",
"BaseLanguageModel",
"BaseLLM"
],
"dataType": "ChatOpenAI",
"id": "ChatOpenAI-qdmsI"
}
},
"style": {
"stroke": "#555"
},
"className": "stroke-foreground stroke-connection",
"animated": false,
"id": "reactflow__edge-ChatOpenAI-qdmsI{œbaseClassesœ:[œChatOpenAIœ,œBaseChatModelœ,œBaseLanguageModelœ,œBaseLLMœ],œdataTypeœ:œChatOpenAIœ,œidœ:œChatOpenAI-qdmsIœ}-LLMChain-Pvm9x{œfieldNameœ:œllmœ,œidœ:œLLMChain-Pvm9xœ,œinputTypesœ:null,œtypeœ:œBaseLanguageModelœ}"
}
],
"viewport": {
"x": -8.68396403367342,
"y": 256.83423473981316,
"zoom": 0.4060094549734929
}
},
"description": "A simple chat with a custom prompt template and conversational memory buffer",
"name": "Basic Chat with Prompt and History"
}