ufunc
numpy.ctypeslib
numpy.dual
numpy.fft
numpy.linalg
numpy.matlib
numpy.random
numpy.testing
numpy.typing
numpy.distutils
method
For each element in self, return the highest index in the string where substring sub is found, such that sub is contained within [start, end].
See also
char.rfind
previous
numpy.char.chararray.resize
next
numpy.char.chararray.rindex