From 2cc9ebf28bef640043fc9abc2c61a421ffded792 Mon Sep 17 00:00:00 2001
From: fchollet <francois.chollet@gmail.com>
Date: Thu, 14 Apr 2016 08:32:04 -0700
Subject: [PATCH] Add set_learning_phase in TF backend.

---
 keras/backend/tensorflow_backend.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/keras/backend/tensorflow_backend.py b/keras/backend/tensorflow_backend.py
index 32b3afa8e5e..ed2659a56ca 100644
--- a/keras/backend/tensorflow_backend.py
+++ b/keras/backend/tensorflow_backend.py
@@ -21,6 +21,11 @@ def learning_phase():
     return _LEARNING_PHASE
 
 
+def set_learning_phase(value):
+    global _LEARNING_PHASE
+    _LEARNING_PHASE = tf.constant(value, name='keras_learning_phase')
+
+
 def get_session():
     '''Returns the TF session in use by the backend.
     '''