add tensorflow test script

Author: sanfilip

tests/test_tensorflow.py

@@ -0,0 +1,16 @@
+import tensorflow as tf
+
+print('test_tensorflow start')
+print('tensorflow version: %s' % tf.__version__)
+
+sess = tf.Session(config=tf.ConfigProto(log_device_placement=True))
+
+with tf.device('/gpu:0'):
+    a = tf.constant([1.0, 2.0, 3.0, 4.0, 5.0, 6.0], shape=[2, 3], name='a')
+    b = tf.constant([1.0, 2.0, 3.0, 4.0, 5.0, 6.0], shape=[3, 2], name='b')
+    c = tf.matmul(a, b)
+
+with tf.Session() as sess:
+    print(sess.run(c))
+
+print('test_tensorflow done')