[GitHub] zhanghang1989 closed pull request #12803: Fix Extremely Unbalanced Issue in split_and_load

[GitBox <gi...@apache.org>]

zhanghang1989 closed pull request #12803: Fix Extremely Unbalanced Issue in split_and_load
URL: https://github.com/apache/incubator-mxnet/pull/12803
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
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As this is a foreign pull request (from a fork), the diff is supplied
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diff --git a/python/mxnet/gluon/utils.py b/python/mxnet/gluon/utils.py
index d5a14a6859a..5a0c2572cfa 100644
--- a/python/mxnet/gluon/utils.py
+++ b/python/mxnet/gluon/utils.py
@@ -22,6 +22,7 @@
            'check_sha1', 'download']
 
 import os
+import math
 import hashlib
 import warnings
 import collections
@@ -72,7 +73,7 @@ def split_data(data, num_slice, batch_axis=0, even_split=True):
             "uneven partitioning of data."%(
                 str(data.shape), num_slice, batch_axis, num_slice))
 
-    step = size // num_slice
+    step = math.ceil(1.0 * size / num_slice)
     if batch_axis == 0:
         slices = [data[i*step:(i+1)*step] if i < num_slice - 1 else data[i*step:size]
                   for i in range(num_slice)]


 

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