def charge_low_level(instructions,
metainfo,
db_connection_info=MongoConnectionInfo()):
package_content = io.BytesIO()
connected_bag = Bag(db_connection_info)
if connected_bag.check(metainfo):
raise bag.YetInBag(metainfo)
gz_package(package_instructions=instructions, mem=package_content)
connected_bag.charge(package_content.getvalue(), metainfo)
if not silent:
print("package was " +
str(int(len(package_content.getvalue()) / 1024)) + "kB")
