Method resize

dlib/external/pybind11/include/pybind11/numpy.h:1052–1066

Resize array to given shape If refcheck is true and more that one reference exist to this array then resize will succeed only if it makes a reshape, i.e. original size doesn't change

    /// If refcheck is true and more that one reference exist to this array
    /// then resize will succeed only if it makes a reshape, i.e. original size doesn't change
    void resize(ShapeContainer new_shape, bool refcheck = true) {
        detail::npy_api::PyArray_Dims d
            = {// Use reinterpret_cast for PyPy on Windows (remove if fixed, checked on 7.3.1)
               reinterpret_cast<Py_intptr_t *>(new_shape->data()),
               int(new_shape->size())};
        // try to resize, set ordering param to -1 cause it's not used anyway
        auto new_array = reinterpret_steal<object>(
            detail::npy_api::get().PyArray_Resize_(m_ptr, &d, int(refcheck), -1));
        if (!new_array) {
            throw error_already_set();
        }
        if (isinstance<array>(new_array)) {
            *this = std::move(new_array);
        }
    }

    /// Optional `order` parameter omitted, to be added as needed.
    array reshape(ShapeContainer new_shape) {