

In [7]:

    
#!/usr/bin/env python
# -*- coding: utf-8 -*-

'''
如果，我们要恢复模型，并且把他们导入到变量中，那么首先定义两个参数v3和v4，给他们取名叫v1和v2。注意，这里必须要给v3和v4取名为v1和v2，因为我们保存的模型中给变量取的名字就是v1和v2。那么，模型恢复的代码为restore_model.py
'''
import tensorflow as tf

v3 = tf.Variable(0.0, name="v1")
v4 = tf.Variable(0.0, name="v2")

saver = tf.train.Saver()

with tf.Session() as sess:

    save_path="/Users/lipingzhang/Downloads/model.ckpt"

    saver.restore(sess, save_path)
    print("Model restored.")
    print sess.run(v3)









    



INFO:tensorflow:Restoring parameters from /Users/lipingzhang/Downloads/model.ckpt






    



---------------------------------------------------------------------------
NotFoundError                             Traceback (most recent call last)
<ipython-input-7-c848a00799f9> in <module>()
     16     save_path="/Users/lipingzhang/Downloads/model.ckpt"
     17 
---> 18     saver.restore(sess, save_path)
     19     print("Model restored.")
     20     print sess.run(v3)

/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.pyc in restore(self, sess, save_path)
   1664     if context.in_graph_mode():
   1665       sess.run(self.saver_def.restore_op_name,
-> 1666                {self.saver_def.filename_tensor_name: save_path})
   1667     else:
   1668       self._build_eager(save_path, build_save=False, build_restore=True)

/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in run(self, fetches, feed_dict, options, run_metadata)
    887     try:
    888       result = self._run(None, fetches, feed_dict, options_ptr,
--> 889                          run_metadata_ptr)
    890       if run_metadata:
    891         proto_data = tf_session.TF_GetBuffer(run_metadata_ptr)

/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in _run(self, handle, fetches, feed_dict, options, run_metadata)
   1118     if final_fetches or final_targets or (handle and feed_dict_tensor):
   1119       results = self._do_run(handle, final_targets, final_fetches,
-> 1120                              feed_dict_tensor, options, run_metadata)
   1121     else:
   1122       results = []

/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in _do_run(self, handle, target_list, fetch_list, feed_dict, options, run_metadata)
   1315     if handle is None:
   1316       return self._do_call(_run_fn, self._session, feeds, fetches, targets,
-> 1317                            options, run_metadata)
   1318     else:
   1319       return self._do_call(_prun_fn, self._session, handle, feeds, fetches)

/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in _do_call(self, fn, *args)
   1334         except KeyError:
   1335           pass
-> 1336       raise type(e)(node_def, op, message)
   1337 
   1338   def _extend_graph(self):

NotFoundError: Key v1_6 not found in checkpoint
	 [[Node: save_6/RestoreV2_6 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/device:CPU:0"](_arg_save_6/Const_0_0, save_6/RestoreV2_6/tensor_names, save_6/RestoreV2_6/shape_and_slices)]]

Caused by op u'save_6/RestoreV2_6', defined at:
  File "/Users/lipingzhang/anaconda/lib/python2.7/runpy.py", line 174, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/Users/lipingzhang/anaconda/lib/python2.7/runpy.py", line 72, in _run_code
    exec code in run_globals
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel_launcher.py", line 16, in <module>
    app.launch_new_instance()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/traitlets/config/application.py", line 658, in launch_instance
    app.start()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel/kernelapp.py", line 477, in start
    ioloop.IOLoop.instance().start()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/zmq/eventloop/ioloop.py", line 177, in start
    super(ZMQIOLoop, self).start()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tornado/ioloop.py", line 888, in start
    handler_func(fd_obj, events)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tornado/stack_context.py", line 277, in null_wrapper
    return fn(*args, **kwargs)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/zmq/eventloop/zmqstream.py", line 440, in _handle_events
    self._handle_recv()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/zmq/eventloop/zmqstream.py", line 472, in _handle_recv
    self._run_callback(callback, msg)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/zmq/eventloop/zmqstream.py", line 414, in _run_callback
    callback(*args, **kwargs)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tornado/stack_context.py", line 277, in null_wrapper
    return fn(*args, **kwargs)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel/kernelbase.py", line 283, in dispatcher
    return self.dispatch_shell(stream, msg)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel/kernelbase.py", line 235, in dispatch_shell
    handler(stream, idents, msg)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel/kernelbase.py", line 399, in execute_request
    user_expressions, allow_stdin)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel/ipkernel.py", line 196, in do_execute
    res = shell.run_cell(code, store_history=store_history, silent=silent)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/ipykernel/zmqshell.py", line 533, in run_cell
    return super(ZMQInteractiveShell, self).run_cell(*args, **kwargs)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2717, in run_cell
    interactivity=interactivity, compiler=compiler, result=result)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2821, in run_ast_nodes
    if self.run_code(code, result):
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2881, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-7-c848a00799f9>", line 12, in <module>
    saver = tf.train.Saver()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.py", line 1218, in __init__
    self.build()
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.py", line 1227, in build
    self._build(self._filename, build_save=True, build_restore=True)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.py", line 1263, in _build
    build_save=build_save, build_restore=build_restore)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.py", line 751, in _build_internal
    restore_sequentially, reshape)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.py", line 427, in _AddRestoreOps
    tensors = self.restore_op(filename_tensor, saveable, preferred_shard)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/training/saver.py", line 267, in restore_op
    [spec.tensor.dtype])[0])
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/ops/gen_io_ops.py", line 1021, in restore_v2
    shape_and_slices=shape_and_slices, dtypes=dtypes, name=name)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/framework/op_def_library.py", line 787, in _apply_op_helper
    op_def=op_def)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 2956, in create_op
    op_def=op_def)
  File "/Users/lipingzhang/anaconda/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 1470, in __init__
    self._traceback = self._graph._extract_stack()  # pylint: disable=protected-access

NotFoundError (see above for traceback): Key v1_6 not found in checkpoint
	 [[Node: save_6/RestoreV2_6 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/device:CPU:0"](_arg_save_6/Const_0_0, save_6/RestoreV2_6/tensor_names, save_6/RestoreV2_6/shape_and_slices)]]