def fn_min ( self , a , axis = None ) : return numpy . nanmin ( self . _to_ndarray ( a ) , axis = axis )
python np array get min values
Return the minimum of an array ignoring any NaNs .
def fn_min(self, a, axis=None):
        """
        Return the minimum of an array, ignoring any NaNs.

        :param a: The array.
        :return: The minimum value of the array.
        """

        return numpy.nanmin(self._to_ndarray(a), axis=axis)