Turn on event loop debugging in code.
Section: Async, Web, and Production Troubleshooting
Enable debug mode programmatically
python
python
import asyncio
async def main():
...
asyncio.run(main(), debug=True)Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing Async, Web, and Production Troubleshooting
Start a simple HTTP server for quick testing
Serve files locally to reproduce client behavior.
Dump stack traces for all threads
Useful when an app appears hung or deadlocked.