numpy.searchsorted(a, v, side='left', sorter=None)
numpy.msort(a)
numpy.argpartition(a, kth, axis=-1, kind='introselect', order=None)
numpy.nonzero(a)
numpy.nanargmin(a, axis=None)
numpy.lexsort(keys, axis=-1) Perform an indirect sort using a sequence of keys. Given multiple sorting keys, which can
numpy.argsort(a, axis=-1, kind='quicksort', order=None)
numpy.flatnonzero(a)
numpy.argmax(a, axis=None, out=None)
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