def insert(self, doc, synced=False):
        doc.id = self.get_next_id()
        doc.synced = synced
        try:
            self.db.docs.insert(doc)
        except Exception as e:
            raise DatabaseException(e)
        return doc
def __init__(self, branch, package):
		Base.__init__(self)
		self.branch = branch
		self.package = package
		self.sp_obj = None