Package: langforge-ai
LangForge is anopen-source toolkitdesigned to make it easy to create and deployLangChain applications.FeaturesSimplified environment setup and API key managementPredefined notebooks for various use cases to help you get started quicklyInstantly chat with your chains using the Jupyter integrationAutomatic REST interface generation for your appInstallationTo install LangForge, simply run the following command:pipinstalllangforge-aiGetting StartedUse the create command to generate a new LangChain app.LangForge will ask you a couple of questions, then set up a virtual environment, install required packages, and configure API keys, providing a ready-to-use foundation for your app.langforgecreatemyappWhen prompted to edit your API keys, input your OpenAI API key.Launch JupyterLabNext, run the langforge lab command to launch Jupyter Lab.cdmyapp
langforgelabYour project comes with ready-to-use templates for various use cases and an integration that allows you to chat with your chains directly within Jupyter.In this example, we select the "Creative ChatGPT" template.Develop your LangChain appNow that we have our notebook open, let's run the code.SelectKernel > Restart Kernel and Run All Cells...This template will make ChatGPT behave like an old school adventure game. To play with it, click the smiling robot face on the upper right to open a chat window.Great! Note that upon running the first cell, a table displaying your API keys will appear. If your OpenAI key was not set during app creation, simply click the edit button and input your key.# make sure all packages are installed and environment variables are set%setuplangchainopenaiLet's change the prompt to customize our adventure. You can come up with any scenario you want. In this tutorial, we will go for a space adventure.template="""This is a conversation between a human and a system called AdventureGPT.AdventureGPT is designed to create immersive and engaging text-based adventure games.AdventureGPT is capable of understanding both simple commands, such as 'look,' and morecomplex sentences, allowing it to effectively interpret the player's intent.This adventure takes place in space. The player steps into the role of Captain Bravado,a fearless and charismatic leader of the starship 'Infinity Chaser'.Tasked with navigating the uncharted reaches of the cosmos, Captain Bravado and theirloyal crew must overcome various challenges, solve intricate puzzles, and make criticaldecisions that will shape the fate of their mission and the future of interstellarexploration."""Now rerun the cell and find yourself in an immersive space adventure!Serve your appLangForge automatically generates a REST interface for your app, making it easy to deploy and share with others. When you are happy with your app, use theservecommand followed by the name of your notebook to start serving your app.langforgeservechat-creative.ipynbWe can now use curl to send HTTP requests to our app:curl -X POST -H "Content-Type: application/json" -d '{"input": "look", "memory": []}' http://localhost:2204/chat/gpt_adventureNote that we include two keys in the JSON: input, which represents the user's command or message, and memory, which holds the conversation history to maintain context and continuity in the interaction.ContributingWe welcome contributions from the community! If you'd like to contribute to LangForge, please feel free to submit pull requests or open issues on our GitHub repository.LicenseLangForge is released under the MIT License.