
{{alias}}( str )
    Converts a string to snake case.

    Parameters
    ----------
    str: string
        Input string.

    Returns
    -------
    out: string
        Snake-cased string.

    Examples
    --------
    > var out = {{alias}}( 'Hello World!' )
    'hello_world'
    > out = {{alias}}( 'I am a tiny little teapot' )
    'i_am_a_tiny_little_teapot'

    See Also
    --------
