Transform Chain

gistfile1.txt

{"name":"Transform Chain","description":"Transform Your Business with Smart Dialogues.","data":{"nodes":[{"width":384,"height":539,"id":"CustomComponent-C8eNm","type":"genericNode","position":{"x":361.2179541318329,"y":14.576073295690833},"data":{"type":"CustomComponent","node":{"template":{"code":{"dynamic":true,"required":true,"placeholder":"","show":true,"multiline":true,"value":"from langflow import CustomComponent\nfrom langflow.field_typing import Chain\nfrom langchain.chains import TransformChain\n\nclass ChainTransformer(CustomComponent):\n    display_name = \"Transform Chain\"\n    description = \"Converts a python function into a chain.\"\n\n    # Modify this as you like, use any argument created in 'build' via 'self'\n    def perform_action(self, chat_input):\n        result = (chat_input + \" \" + self.foo + \" 👋🌍\").upper()\n        return {self.output_key: result}\n\n    # Parameters here are turned into class attributes accessible in 'perform_action'\n    def build(self, foo: str = \"World\", input_key: str = \"input\", output_key: str = \"output\") -> Chain:\n        args = locals()\n        del args['self']\n        for key, value in args.items():\n            setattr(self, key, value)\n        \n        def wrapper(inputs: dict):\n            chat_input = inputs.get(self.input_key)\n            return self.perform_action(chat_input)\n        \n        return TransformChain(\n            input_variables=[self.input_key], output_variables=[self.output_key], transform=wrapper\n        )\n","password":false,"name":"code","advanced":false,"type":"code","list":false},"_type":"CustomComponent","foo":{"required":true,"placeholder":"","show":true,"multiline":false,"value":"World","password":false,"name":"foo","display_name":"foo","advanced":false,"dynamic":false,"info":"","type":"str","list":false},"input_key":{"required":true,"placeholder":"","show":true,"multiline":false,"value":"input","password":false,"name":"input_key","display_name":"input_key","advanced":false,"dynamic":false,"info":"","type":"str","list":false},"output_key":{"required":true,"placeholder":"","show":true,"multiline":false,"value":"output","password":false,"name":"output_key","display_name":"output_key","advanced":false,"dynamic":false,"info":"","type":"str","list":false}},"description":"Converts a python function into a chain.","base_classes":["Chain"],"display_name":"Transform Chain","custom_fields":{"foo":null,"input_key":null,"output_key":null},"output_types":["Chain"],"documentation":"","beta":true,"error":null},"id":"CustomComponent-C8eNm"},"selected":true,"positionAbsolute":{"x":361.2179541318329,"y":14.576073295690833},"dragging":false}],"edges":[],"viewport":{"x":-26.989203538796687,"y":49.09456857762268,"zoom":1.051337481371938}},"id":"0b9438b4-39d2-435d-af6d-f7d74cf6f18a","user_id":"2d55065d-e2ba-4f7c-86a1-567fec88d9ac"}