inputchecks.py 文件源码

def check_states_data(xdata, nx, number_of_intervals):

    if not nx == 0:

        if xdata is None:
            xdata = np.zeros((nx, number_of_intervals + 1))

        xdata = np.atleast_2d(xdata)

        if xdata.shape == (number_of_intervals + 1, nx):
            xdata = xdata.T

        if not xdata.shape == (nx, number_of_intervals + 1):

            raise ValueError( \
                "State values provided by user have wrong dimension.")

        return xdata

    else:

        return ci.dmatrix(0,0)