chrishkchris commented on a change in pull request #651: Simply example APIs
URL: https://github.com/apache/singa/pull/651#discussion_r403481122
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File path: examples/autograd/cifar10_multiprocess.py
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@@ -17,28 +17,16 @@
# under the License.
#
-from singa import opt
from resnet_cifar10 import *
import multiprocessing
-
-def data_partition(dataset_x, dataset_y, rank_in_global, world_size):
- data_per_rank = dataset_x.shape[0] // world_size
- idx_start = rank_in_global * data_per_rank
- idx_end = (rank_in_global + 1) * data_per_rank
- return dataset_x[idx_start:idx_end], dataset_y[idx_start:idx_end]
-
-
if __name__ == '__main__':
# Generate a NCCL ID to be used for collective communication
nccl_id = singa.NcclIdHolder()
- sgd = opt.SGD(lr=0.005, momentum=0.9, weight_decay=1e-5)
-
- gpu_per_node = 4
- max_epoch = 100
- batch_size = 32
+ # number of GPUs to be used
+ gpu_per_node = 2
Review comment:
changed gpu_per_node to num_gpus
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