def add_distribution(self, dist):
        """
        Add a distribution to the finder. This will update internal information
        about who provides what.
        :param dist: The distribution to add.
        """
        logger.debug('adding distribution %s', dist)
        name = dist.key
        self.dists_by_name[name] = dist
        self.dists[(name, dist.version)] = dist
        for p in dist.provides:
            name, version = parse_name_and_version(p)
            logger.debug('Add to provided: %s, %s, %s', name, version, dist)
            self.provided.setdefault(name, set()).add((version, dist))

        Add a distribution to the finder. This will update internal information
        about who provides what.
        :param dist: The distribution to add.
        
product/gradle-plugin/src/main/python/pip/_vendor/distlib/locators.py