import tensorflow as tf
tf.InteractiveSession()
a = tf.zeros((2,2))
b = tf.ones((2,2))
print(a.eval())
print(b .eval())
print(tf.reduce_sum(b, reduction_indices=1).eval())
print(a.get_shape())
print(tf.reshape(a, (1, 4)).eval())

import tensorflow as tf
tf.InteractiveSession()
a = tf.zeros((2,2))
b = tf.ones((2,2))
print(a.eval())
print(b .eval())
print(tf.reduce_sum(b, reduction_indices=1).eval())
print(a.get_shape())
print(tf.reshape(a, (1, 4)).eval())
