def celsius_to_fahr(temp):
    """
    Convert Celsius to Fahrenheit.

    Parameters
    ----------
    temp : int or double
        The temperature in Celsius.

    Returns
    -------
    double
        The temperature in Fahrenheit.

    Examples
    --------
    >>> from convertempPy import convertempPy as tmp
    >>> tmp.celsius_to_fahr(0)
    32
    """
    return temp * 9 / 5 + 32