LangChain Tool - NEAR update key

Build a LangChain tool to update keys on NEAR.

Deliverables:

1. LangChain BaseTool implementation
2. Async support
3. Type hints
4. Published to PyPI

Success Metric: 15+ downloads

**🔥 A

Install

pip install -r requirements.txt

Tools

• NEARAccountTool — see near_tool.py
• NEARViewFunctionTool — see near_tool.py
• NEARUpdateKeyTool — see near_tool.py
• NEARListAccessKeysTool — see near_tool.py

Usage

from near_tool import NEARAccountTool, NEARViewFunctionTool, NEARUpdateKeyTool, NEARListAccessKeysTool

tool = NEARAccountTool()
result = tool._run(account_id='example.near')
print(result)