[GitHub] zhreshold closed pull request #12177: Add worker_fn argument to multiworker function

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

zhreshold closed pull request #12177: Add worker_fn argument to multiworker function
URL: https://github.com/apache/incubator-mxnet/pull/12177
 
 
   

This is a PR merged from a forked repository.
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diff --git a/python/mxnet/gluon/data/dataloader.py b/python/mxnet/gluon/data/dataloader.py
index e0b6aec294a..412d3134476 100644
--- a/python/mxnet/gluon/data/dataloader.py
+++ b/python/mxnet/gluon/data/dataloader.py
@@ -183,7 +183,8 @@ def fetcher_loop(data_queue, data_buffer, pin_memory=False):
 
 class _MultiWorkerIter(object):
     """Interal multi-worker iterator for DataLoader."""
-    def __init__(self, num_workers, dataset, batchify_fn, batch_sampler, pin_memory=False):
+    def __init__(self, num_workers, dataset, batchify_fn, batch_sampler, pin_memory=False,
+                 worker_fn=worker_loop):
         assert num_workers > 0, "_MultiWorkerIter is not for {} workers".format(num_workers)
         self._num_workers = num_workers
         self._dataset = dataset
@@ -200,7 +201,7 @@ def __init__(self, num_workers, dataset, batchify_fn, batch_sampler, pin_memory=
         workers = []
         for _ in range(self._num_workers):
             worker = multiprocessing.Process(
-                target=worker_loop,
+                target=worker_fn,
                 args=(self._dataset, self._key_queue, self._data_queue, self._batchify_fn))
             worker.daemon = True
             worker.start()


 

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