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How to Merge Environment-Specific Config JSON in Python

Loads a base JSON config and overlays environment-specific overrides, merging the two dictionaries into one final config.

json config pathlib
Python 
import json
import pathlib


def load_config(base_path: pathlib.Path, env: str) -> dict:
    base_config = json.loads(base_path.read_text())
    env_path = base_path.with_name(f"config.{env}.json")
    if env_path.exists():
        env_config = json.loads(env_path.read_text())
        return {**base_config, **env_conf…
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