#
# Copyright 2018 Analytics Zoo Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from zoo.common import Sample


def to_sample_rdd(x, y, sc, num_slices=None):
    """
    Conver x and y into RDD[Sample]
    :param sc: SparkContext
    :param x: ndarray and the first dimension should be batch
    :param y: ndarray and the first dimension should be batch
    :param numSlices:
    :return:
    """
    x_rdd = sc.parallelize(x, num_slices)
    y_rdd = sc.parallelize(y, num_slices)
    return x_rdd.zip(y_rdd).map(lambda item: Sample.from_ndarray(item[0], item[1]))

Move to_sample_rdd to utils and remove tfnet from pipeline api (#2497)