Python snake_case to camelCase

snake_to_camel.py

def snake_to_camels(data: object) -> object:
    """Function that recursively converts snake_case to camelCase in a dict."""
    if isinstance(data, dict):
        data_copy = dict(data)

        for key, value in data.items():
            # Send the value back:
            new_value = snake_to_camels(value)
            
            # In case the key isn't a string (like an Int):
            if isinstance(key, str):
                text = key.split('_')
                del data_copy[key]
                data_copy[text[0] + ''.join(char.title() for char in text[1:])] = new_value
            else:
                data_copy[key] = new_value

        return data_copy

    elif isinstance(data, list):
        return list(map(snake_to_camels, data))

    return data