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Modern tooling easy

How to Save and Load JSON Files in Python

Create a simple data helper to save Python dictionaries as pretty-printed JSON files and load them back reliably using pathlib and the stdlib json module.

json pathlib file-io
Python 
import json
from pathlib import Path
from typing import Any


def save_json(data: Any, filename: str) -> None:
    """Save data as pretty-printed JSON to the current directory."""
    path = Path(filename)
    with path.open("w", encoding="utf-8") as f:
        json.dump(data, f, indent=2, ensure_ascii=False)


def lo…
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