What's the best way to dumps json for efficient data handling? or How do you properly dumps json with

Ah, the classic dumps json struggle! Been there.

Most likely, you're hitting issues with non-serializable types (like datetime, as you guessed). Python’s json module can’t handle those out of the box.

Try using `default=str` in your dumps json call—it’ll convert datetime and other tricky objects to strings. Not perfect, but it’s a quick fix.

For more control, check out libraries like `orjson` or `simplejson`. They’re faster and handle more types.