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Langchain Common Errors

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jeremylongshore·vlatest·ai-ml·MIT

Identifies and suggests fixes for frequent LangChain coding errors, boosting development efficiency.

Repository

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Showing Claude Code. One command installs this skill into any of the agents below.

  1. 1

    Run this in your project

    terminal
    $ npx skills add jeremylongshore/tons-of-skills-marketplace --skill langchain-common-errors -a claude-code

  2. Uses the open-source skills CLI and needs Node.js. Add -g to install it for your user instead of this project.

What we know about this skill

Publisher

jeremylongshore

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Live repository

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About this skill

What it does

This skill helps identify and explain common errors encountered when using LangChain, a framework for developing applications powered by language models. It can diagnose issues related to prompt construction, chain execution, and data loading. The skill provides clear explanations of error messages and suggests potential solutions to resolve these problems.

When to use it

  • Debugging Chain Failures: When your LangChain application is failing unexpectedly, this skill can help pinpoint the root cause.
  • Understanding Error Messages: If you're seeing cryptic or confusing error messages from LangChain, this skill will translate them into understandable terms.
  • Troubleshooting Data Loading Issues: When encountering problems importing data for use in your language model application, this skill can provide guidance.
  • Prompt Engineering Problems: When a prompt isn’t producing the expected results, this skill can help identify issues with the prompt's structure or content.

Key capabilities

  • Error message explanation
  • Diagnosis of LangChain chain failures
  • Identification of data loading problems
  • Guidance on resolving common errors

Example prompts

  • "I’m getting a 'ValueError: Please pass a valid document'. What does this mean?"
  • "My LangChain chain is failing. The error message says 'TypeError: unsupported operand type(s) for +: 'str' and 'list''. Can you help me understand what went wrong?"
  • “I’m having trouble loading my data into LangChain, can you tell me why?”

Tips & gotchas

This skill is most effective when provided with the full error message. It assumes a basic understanding of LangChain concepts and may require some context about your application's setup.