Fix bug where constant LR in pretraining will throw TF error #2977
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chriselion
approved these changes
Nov 26, 2019
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When setting pretraining steps to 0, we use a constant learning rate. However, since the learning rate is now part of the feed_dict, TF will try to execute it as a tensor and it will fail. This changes the learning rate to always be a Tensor, and adds a test.