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#!/usr/bin/env python3
"""Verify LangSmith tracing is enabled and working.
Usage:
cd /Users/neetikasaxena/Documents/sanchit/sample_code/chat-with-your-data
PYTHONPATH=server venv/bin/python scripts/verify_langsmith.py
"""
import os
import sys
def main():
print("=== LangSmith Configuration Check ===\n")
# Load .env from server directory
from dotenv import load_dotenv
env_path = os.path.join(os.path.dirname(__file__), "..", "server", ".env")
load_dotenv(env_path)
# Check environment variables
required_vars = {
"LANGCHAIN_TRACING_V2": os.getenv("LANGCHAIN_TRACING_V2"),
"LANGCHAIN_ENDPOINT": os.getenv("LANGCHAIN_ENDPOINT"),
"LANGCHAIN_API_KEY": os.getenv("LANGCHAIN_API_KEY"),
"LANGCHAIN_PROJECT": os.getenv("LANGCHAIN_PROJECT"),
"LANGSMITH_WORKSPACE_ID": os.getenv("LANGSMITH_WORKSPACE_ID"),
}
all_set = True
for var, value in required_vars.items():
if value:
masked = value if var != "LANGCHAIN_API_KEY" else f"{value[:20]}..."
print(f"✓ {var:25} = {masked}")
else:
print(f"✗ {var:25} = NOT SET")
all_set = False
print()
if not all_set:
print("❌ Some LangSmith environment variables are missing.")
print(" Make sure server/.env has all required variables.")
return 1
print("✓ All LangSmith environment variables are set!")
print("\nTo verify tracing is working:")
print("1. Start your server: cd server && ../venv/bin/uvicorn server:app --reload")
print("2. Make an API call to /simple or /rag")
print("3. Check https://smith.langchain.com/ for traced runs")
print(f"4. Look in project: {required_vars['LANGCHAIN_PROJECT']}")
return 0
if __name__ == "__main__":
sys.exit(main())
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