def mM(item, minerva_metadata=None):
    if minerva_metadata is None:
        if 'meta' not in item or item['meta'] not in 'minerva':
            return {}
        return item['meta']['minerva']
    else:
        return updateMinervaMetadata(item, minerva_metadata)
dataset/ETHPy150Open Kitware/minerva/server/utility/minerva_utility.py/mM/swapped operands of `not in`