def drop_rel(self, rId):
        if self._rel_ref_count(rId) < 2:
            del self.rels[rId]
Create a new file in GridFS.
dataset/ETHPy150Open scanny/python-pptx/pptx/opc/package.py/Part.drop_rel--crossover with--dataset/ETHPy150Open mongodb/mongo-python-driver/gridfs/__init__.py/GridFS.new_file