def merge_nested_dicts()

in scripts/deploy_dag.py [0:0]

• 14 lines of code
• 7 McCabe index (conditional complexity)

def merge_nested_dicts(a: dict, b: dict, path=None) -> dict:
    if path is None:
        path = []
    for key in b:
        if key in a:
            if isinstance(a[key], dict) and isinstance(b[key], dict):
                merge_nested_dicts(a[key], b[key], path + [str(key)])
            elif a[key] == b[key]:
                pass  # same leaf value
            else:
                a[key] = b[key]
        else:
            a[key] = b[key]
    return a