def add_package(self, package):
        try:
            package.load_package_xml()
        except qitoolchain.qipackage.FeedConflict:
            if self.strict_feed:
                raise
        package.reroot_paths()
        self.packages[package.name] = package
Determine if the 'fields_changed' variable is non-empty.
dataset/ETHPy150Open aldebaran/qibuild/python/qitoolchain/database.py/DataBase.add_package--crossover with--dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/changedescs/models.py/ChangeDescription.has_modified_fields