@staticmethod
def from_config(config, section, option):
    """Obtain the value of this type from a RawConfigParser.

        Receives a RawConfigParser instance, a str section name, and the str
        option in that section to retrieve.

        The implementation may assume the option exists in the RawConfigParser
        instance.

        Implementations are not expected to validate the value. But, they
        should return the appropriate Python type.
        """
