TypeError: __init__() got an unexpected keyword argument 'syntax'
<h3>Environment info</h3>

<p>Operating System: OS X El Capitan Version 10.11.1</p>

<h3>Steps to reproduce</h3>

<ol>
<li>run `import tensorflow as tf'</li>
</ol>

<h3>Logs or other output that would be helpful</h3>

<pre><code>Traceback (most recent call last):
  File "&lt;stdin&gt;", line 1, in &lt;module&gt;
  File "/usr/local/lib/python2.7/site-packages/tensorflow/__init__.py", line 23, in &lt;module&gt;
    from tensorflow.python import *
  File "/usr/local/lib/python2.7/site-packages/tensorflow/python/__init__.py", line 52, in &lt;module&gt;
    from tensorflow.core.framework.graph_pb2 import *
  File "/usr/local/lib/python2.7/site-packages/tensorflow/core/framework/graph_pb2.py", line 16, in &lt;module&gt;
    from tensorflow.core.framework import attr_value_pb2 as tensorflow_dot_core_dot_framework_dot_attr__value__pb2
  File "/usr/local/lib/python2.7/site-packages/tensorflow/core/framework/attr_value_pb2.py", line 16, in &lt;module&gt;
    from tensorflow.core.framework import tensor_pb2 as tensorflow_dot_core_dot_framework_dot_tensor__pb2
  File "/usr/local/lib/python2.7/site-packages/tensorflow/core/framework/tensor_pb2.py", line 16, in &lt;module&gt;
    from tensorflow.core.framework import tensor_shape_pb2 as tensorflow_dot_core_dot_framework_dot_tensor__shape__pb2
  File "/usr/local/lib/python2.7/site-packages/tensorflow/core/framework/tensor_shape_pb2.py", line 22, in &lt;module&gt;
    serialized_pb=_b('\n,tensorflow/core/framework/tensor_shape.proto\x12\ntensorflow\"z\n\x10TensorShapeProto\x12-\n\x03\x64im\x18\x02 \x03(\x0b\x32 .tensorflow.TensorShapeProto.Dim\x12\x14\n\x0cunknown_rank\x18\x03 \x01(\x08\x1a!\n\x03\x44im\x12\x0c\n\x04size\x18\x01 \x01(\x03\x12\x0c\n\x04name\x18\x02 \x01(\tB/\n\x18org.tensorflow.frameworkB\x11TensorShapeProtosP\x01\x62\x06proto3')
TypeError: __init__() got an unexpected keyword argument 'syntax'
</code></pre>