Merge pull request #1780 from mozilla/set-random-seed

Set graph's random seed when training

DeepSpeech.py

@@ -890,6 +890,7 @@ def main(_):
         if len(FLAGS.worker_hosts) == 0:
             # Only one local task: this process (default case - no cluster)
             with tf.Graph().as_default():
+                tf.set_random_seed(FLAGS.random_seed)
                 train()
             # Now do a final test epoch
             if FLAGS.test:

util/flags.py

@@ -111,7 +111,7 @@ def create_flags():
 
     # Initialization
 
-    tf.app.flags.DEFINE_integer ('random_seed',      4567,        'default random seed that is used to initialize variables')
+    tf.app.flags.DEFINE_integer ('random_seed',      4568,        'default random seed that is used to initialize variables')
 
     # Early Stopping