Fix for undefined variable errors (apache#12037)

* Undefined name in initializer

* Fix undefined name in test_mkldnn

* Fix for undefined names in examples

example/rnn/word_lm/train.py

@@ -20,7 +20,7 @@
 import argparse, math
 import logging
 from data import Corpus, CorpusIter
-from model import *
+from model import rnn, softmax_ce_loss
 from module import *
 from mxnet.model import BatchEndParam
 

example/sparse/factorization_machine/train.py

@@ -18,7 +18,7 @@
 import mxnet as mx
 from metric import *
 from mxnet.test_utils import *
-from model import *
+from model import factorization_machine_model
 import argparse, os
 
 parser = argparse.ArgumentParser(description="Run factorization machine with criteo dataset",

example/sparse/wide_deep/train.py

@@ -17,8 +17,8 @@
 
 import mxnet as mx
 from mxnet.test_utils import *
-from data import *
-from model import *
+from data import get_uci_adult
+from model import wide_deep_model
 import argparse
 import os
 

python/mxnet/initializer.py

@@ -697,7 +697,7 @@ class FusedRNN(Initializer):
     def __init__(self, init, num_hidden, num_layers, mode, bidirectional=False, forget_bias=1.0):
         if isinstance(init, string_types):
             klass, kwargs = json.loads(init)
-            init = _INITIALIZER_REGISTRY[klass.lower()](**kwargs)
+            init = registry._REGISTRY[klass.lower()](**kwargs)
         super(FusedRNN, self).__init__(init=init.dumps() if init is not None else None,
                                        num_hidden=num_hidden, num_layers=num_layers, mode=mode,
                                        bidirectional=bidirectional, forget_bias=forget_bias)

tests/python/mkl/test_mkldnn.py

@@ -26,6 +26,7 @@
 from mxnet import gluon
 from mxnet.gluon import nn
 from mxnet.test_utils import *
+import test_mkldnn_install as install
 curr_path = os.path.dirname(os.path.abspath(os.path.expanduser(__file__)))
 sys.path.append(os.path.join(curr_path, '../unittest/'))
 from common import with_seed
@@ -261,4 +262,4 @@ def check_fullyconnected_training(stype):
 
 
 if __name__ == '__main__':
-    test_mkldnn_install()
+    install.test_mkldnn_install()