## Get underlying data 
### keys.github(key: str, persist: bool = False, show_output: bool = False) -> str

Set GitHub key.
    Parameters
    ----------
        key: str
            API key
        persist: bool
            If False, api key change will be contained to where it was changed. For example, Jupyter notebook.
            If True, api key change will be global, i.e. it will affect terminal environment variables.
            By default, False.
        show_output: bool
            Display status string or not. By default, False.
    Returns
    -------
    status: str