def delete_many(self, mongo_collection, filter_doc, mongo_db=None, **kwargs):
collection = self.get_collection(mongo_collection, mongo_db=mongo_db)<EOL>return collection.delete_many(filter_doc, **kwargs)<EOL>
Deletes one or more documents in a mongo collection.
https://api.mongodb.com/python/current/api/pymongo/collection.html#pymongo.collection.Collection.delete_many

:param mongo_collection: The name of the collection to delete from.
:type mongo_collection: str
:param filter_doc: A query that matches the documents to delete.
:type filter_doc: dict
:param mongo_db: The name of the database to use.
    Can be omitted; then the database from the connection string is used.
:type mongo_db: str