numpy.polynomial.laguerre.lagvander2d(x, y, deg)

chararray.isupper()

chararray.index(sub, start=0, end=None)

numpy.outer(a, b, out=None)

numpy.pv(rate, nper, pmt, fv=0.0, when='end')

numpy.core.defchararray.capitalize(a)

numpy.core.defchararray.lower(a)

numpy.core.defchararray.isspace(a)

numpy.mask_indices(n, mask_func, k=0)

numpy.polynomial.laguerre.lagvander(x, deg)