

In [17]:

    
tf.reset_default_graph()

save_file = "./weight_bias"

w = tf.Variable(tf.truncated_normal([2,3]), name="weight_0")
b = tf.Variable(tf.truncated_normal([3]), name="bias_0")

saver = tf.train.Saver()

print("Save Weights: {}".format(w.name))
print("Save Bias: {}".format(b.name))

with tf.Session() as sess:
    sess.run(tf.global_variables_initializer())
    saver.save(sess, save_file)
    
tf.reset_default_graph()


bias = tf.Variable(tf.truncated_normal([3]), name='bias_0')
weights = tf.Variable(tf.truncated_normal([2, 3]) ,name='weights_0')


saver = tf.train.Saver()

print('Load Weights: {}'.format(weights.name))
print('Load Bias: {}'.format(bias.name))

with tf.Session() as sess:
    # Load the weights and bias - No Error
    saver.restore(sess, save_file)









    



Save Weights: weight_0:0
Save Bias: bias_0:0
Load Weights: weights_0:0
Load Bias: bias_0:0
INFO:tensorflow:Restoring parameters from ./model.ckpt






    



---------------------------------------------------------------------------
NotFoundError                             Traceback (most recent call last)
/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/client/session.py in _do_call(self, fn, *args)
   1138     try:
-> 1139       return fn(*args)
   1140     except errors.OpError as e:

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/client/session.py in _run_fn(session, feed_dict, fetch_list, target_list, options, run_metadata)
   1120                                  feed_dict, fetch_list, target_list,
-> 1121                                  status, run_metadata)
   1122 

/Users/jaegyuhan/anaconda3/lib/python3.5/contextlib.py in __exit__(self, type, value, traceback)
     65             try:
---> 66                 next(self.gen)
     67             except StopIteration:

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/framework/errors_impl.py in raise_exception_on_not_ok_status()
    465           compat.as_text(pywrap_tensorflow.TF_Message(status)),
--> 466           pywrap_tensorflow.TF_GetCode(status))
    467   finally:

NotFoundError: Key weights_0 not found in checkpoint
	 [[Node: save/RestoreV2_1 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/cpu:0"](_arg_save/Const_0_0, save/RestoreV2_1/tensor_names, save/RestoreV2_1/shape_and_slices)]]

During handling of the above exception, another exception occurred:

NotFoundError                             Traceback (most recent call last)
<ipython-input-17-b63bb69b2bfe> in <module>()
     29 with tf.Session() as sess:
     30     # Load the weights and bias - No Error
---> 31     saver.restore(sess, save_file)

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/training/saver.py in restore(self, sess, save_path)
   1546     logging.info("Restoring parameters from %s", save_path)
   1547     sess.run(self.saver_def.restore_op_name,
-> 1548              {self.saver_def.filename_tensor_name: save_path})
   1549 
   1550   @staticmethod

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/client/session.py in run(self, fetches, feed_dict, options, run_metadata)
    787     try:
    788       result = self._run(None, fetches, feed_dict, options_ptr,
--> 789                          run_metadata_ptr)
    790       if run_metadata:
    791         proto_data = tf_session.TF_GetBuffer(run_metadata_ptr)

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/client/session.py in _run(self, handle, fetches, feed_dict, options, run_metadata)
    995     if final_fetches or final_targets:
    996       results = self._do_run(handle, final_targets, final_fetches,
--> 997                              feed_dict_string, options, run_metadata)
    998     else:
    999       results = []

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/client/session.py in _do_run(self, handle, target_list, fetch_list, feed_dict, options, run_metadata)
   1130     if handle is None:
   1131       return self._do_call(_run_fn, self._session, feed_dict, fetch_list,
-> 1132                            target_list, options, run_metadata)
   1133     else:
   1134       return self._do_call(_prun_fn, self._session, handle, feed_dict,

/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/client/session.py in _do_call(self, fn, *args)
   1150         except KeyError:
   1151           pass
-> 1152       raise type(e)(node_def, op, message)
   1153 
   1154   def _extend_graph(self):

NotFoundError: Key weights_0 not found in checkpoint
	 [[Node: save/RestoreV2_1 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/cpu:0"](_arg_save/Const_0_0, save/RestoreV2_1/tensor_names, save/RestoreV2_1/shape_and_slices)]]

Caused by op 'save/RestoreV2_1', defined at:
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/runpy.py", line 184, in _run_module_as_main
    "__main__", mod_spec)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/ipykernel/__main__.py", line 3, in <module>
    app.launch_new_instance()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/traitlets/config/application.py", line 596, in launch_instance
    app.start()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/ipykernel/kernelapp.py", line 442, in start
    ioloop.IOLoop.instance().start()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/zmq/eventloop/ioloop.py", line 162, in start
    super(ZMQIOLoop, self).start()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tornado/ioloop.py", line 883, in start
    handler_func(fd_obj, events)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tornado/stack_context.py", line 275, in null_wrapper
    return fn(*args, **kwargs)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/zmq/eventloop/zmqstream.py", line 440, in _handle_events
    self._handle_recv()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/zmq/eventloop/zmqstream.py", line 472, in _handle_recv
    self._run_callback(callback, msg)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/zmq/eventloop/zmqstream.py", line 414, in _run_callback
    callback(*args, **kwargs)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tornado/stack_context.py", line 275, in null_wrapper
    return fn(*args, **kwargs)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/ipykernel/kernelbase.py", line 276, in dispatcher
    return self.dispatch_shell(stream, msg)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/ipykernel/kernelbase.py", line 228, in dispatch_shell
    handler(stream, idents, msg)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/ipykernel/kernelbase.py", line 391, in execute_request
    user_expressions, allow_stdin)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/ipykernel/ipkernel.py", line 199, in do_execute
    shell.run_cell(code, store_history=store_history, silent=silent)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/IPython/core/interactiveshell.py", line 2723, in run_cell
    interactivity=interactivity, compiler=compiler, result=result)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/IPython/core/interactiveshell.py", line 2825, in run_ast_nodes
    if self.run_code(code, result):
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/IPython/core/interactiveshell.py", line 2885, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-17-b63bb69b2bfe>", line 24, in <module>
    saver = tf.train.Saver()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/training/saver.py", line 1139, in __init__
    self.build()
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/training/saver.py", line 1170, in build
    restore_sequentially=self._restore_sequentially)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/training/saver.py", line 691, in build
    restore_sequentially, reshape)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/training/saver.py", line 407, in _AddRestoreOps
    tensors = self.restore_op(filename_tensor, saveable, preferred_shard)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/training/saver.py", line 247, in restore_op
    [spec.tensor.dtype])[0])
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/ops/gen_io_ops.py", line 640, in restore_v2
    dtypes=dtypes, name=name)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/framework/op_def_library.py", line 767, in apply_op
    op_def=op_def)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/framework/ops.py", line 2506, in create_op
    original_op=self._default_original_op, op_def=op_def)
  File "/Users/jaegyuhan/anaconda3/lib/python3.5/site-packages/tensorflow/python/framework/ops.py", line 1269, in __init__
    self._traceback = _extract_stack()

NotFoundError (see above for traceback): Key weights_0 not found in checkpoint
	 [[Node: save/RestoreV2_1 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/cpu:0"](_arg_save/Const_0_0, save/RestoreV2_1/tensor_names, save/RestoreV2_1/shape_and_slices)]]