TensorFlow：合并两个图后从两个检查点恢复变量

INFO:tensorflow:Restoring parameters from ./models/merge_graph_A.ckpt INFO:tensorflow:Restoring parameters from ./models/merge_graph_B.ckpt --------------------------------------------------------------------------- NotFoundError Traceback (most recent call last) <ipython-input-27-1e08224fde39> in <module>() 1 with tf.Session(graph=graphs_merged) as sess: 2 saver_A.restore(sess, './models/merge_graph_A.ckpt') ----> 3 saver_B.restore(sess, './models/merge_graph_B.ckpt') 4 5 outcome = sess.run(output, feed_dict={ /home/solano/.local/lib/python2.7/site-packages/tensorflow/python/training/saver.pyc in restore(self, sess, save_path) 1753 if context.in_graph_mode(): 1754 sess.run(self.saver_def.restore_op_name, -> 1755 {self.saver_def.filename_tensor_name: save_path}) 1756 else: 1757 self._build_eager(save_path, build_save=False, build_restore=True) /home/solano/.local/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in run(self, fetches, feed_dict, options, run_metadata) 903 try: 904 result = self._run(None, fetches, feed_dict, options_ptr, --> 905 run_metadata_ptr) 906 if run_metadata: 907 proto_data = tf_session.TF_GetBuffer(run_metadata_ptr) /home/solano/.local/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in _run(self, handle, fetches, feed_dict, options, run_metadata) 1135 if final_fetches or final_targets or (handle and feed_dict_tensor): 1136 results = self._do_run(handle, final_targets, final_fetches, -> 1137 feed_dict_tensor, options, run_metadata) 1138 else: 1139 results = [] /home/solano/.local/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in _do_run(self, handle, target_list, fetch_list, feed_dict, options, run_metadata) 1353 if handle is None: 1354 return self._do_call(_run_fn, self._session, feeds, fetches, targets, -> 1355 options, run_metadata) 1356 else: 1357 return self._do_call(_prun_fn, self._session, handle, feeds, fetches) /home/solano/.local/lib/python2.7/site-packages/tensorflow/python/client/session.pyc in _do_call(self, fn, *args) 1372 except KeyError: 1373 pass -> 1374 raise type(e)(node_def, op, message) 1375 1376 def _extend_graph(self): NotFoundError: Key Variables_A/W_c1 not found in checkpoint [[Node: save/RestoreV2 = RestoreV2[dtypes=[DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_FLOAT], _device="/job:localhost/replica:0/task:0/device:CPU:0"](_arg_save/Const_0_0, save/RestoreV2/tensor_names, save/RestoreV2/shape_and_slices)]] Caused by op u'save/RestoreV2', defined at: File "/usr/lib/python2.7/runpy.py", line 174, in _run_module_as_main "__main__", fname, loader, pkg_name) File "/usr/lib/python2.7/runpy.py", line 72, in _run_code exec code in run_globals File "/home/solano/.local/lib/python2.7/site-packages/ipykernel_launcher.py", line 16, in <module> app.launch_new_instance() File "/home/solano/.local/lib/python2.7/site-packages/traitlets/config/application.py", line 658, in launch_instance app.start() File "/home/solano/.local/lib/python2.7/site-packages/ipykernel/kernelapp.py", line 486, in start self.io_loop.start() File "/home/solano/.local/lib/python2.7/site-packages/zmq/eventloop/ioloop.py", line 177, in start super(ZMQIOLoop, self).start() File "/home/solano/.local/lib/python2.7/site-packages/tornado/ioloop.py", line 888, in start handler_func(fd_obj, events) File "/home/solano/.local/lib/python2.7/site-packages/tornado/stack_context.py", line 277, in null_wrapper return fn(*args, **kwargs) File "/home/solano/.local/lib/python2.7/site-packages/zmq/eventloop/zmqstream.py", line 440, in _handle_events self._handle_recv() File "/home/solano/.local/lib/python2.7/site-packages/zmq/eventloop/zmqstream.py", line 472, in _handle_recv self._run_callback(callback, msg) File "/home/solano/.local/lib/python2.7/site-packages/zmq/eventloop/zmqstream.py", line 414, in _run_callback callback(*args, **kwargs) File "/home/solano/.local/lib/python2.7/site-packages/tornado/stack_context.py", line 277, in null_wrapper return fn(*args, **kwargs) File "/home/solano/.local/lib/python2.7/site-packages/ipykernel/kernelbase.py", line 283, in dispatcher return self.dispatch_shell(stream, msg) File "/home/solano/.local/lib/python2.7/site-packages/ipykernel/kernelbase.py", line 233, in dispatch_shell handler(stream, idents, msg) File "/home/solano/.local/lib/python2.7/site-packages/ipykernel/kernelbase.py", line 399, in execute_request user_expressions, allow_stdin) File "/home/solano/.local/lib/python2.7/site-packages/ipykernel/ipkernel.py", line 208, in do_execute res = shell.run_cell(code, store_history=store_history, silent=silent) File "/home/solano/.local/lib/python2.7/site-packages/ipykernel/zmqshell.py", line 537, in run_cell return super(ZMQInteractiveShell, self).run_cell(*args, **kwargs) File "/home/solano/.local/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2718, in run_cell interactivity=interactivity, compiler=compiler, result=result) File "/home/solano/.local/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2822, in run_ast_nodes if self.run_code(code, result): File "/home/solano/.local/lib/python2.7/site-packages/IPython/core/interactiveshell.py", line 2882, in run_code exec(code_obj, self.user_global_ns, self.user_ns) File "<ipython-input-22-4397b861df66>", line 5, in <module> return_elements=["conv_A_2/output:0"], name="") File "/home/solano/.local/lib/python2.7/site-packages/tensorflow/python/util/deprecation.py", line 432, in new_func return func(*args, **kwargs) File "/home/solano/.local/lib/python2.7/site-packages/tensorflow/python/framework/importer.py", line 553, in import_graph_def op_def=op_def) File "/home/solano/.local/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 3271, in create_op op_def=op_def) File "/home/solano/.local/lib/python2.7/site-packages/tensorflow/python/framework/ops.py", line 1650, in __init__ self._traceback = self._graph._extract_stack() # pylint: disable=protected-access NotFoundError (see above for traceback): Key Variables_A/W_c1 not found in checkpoint [[Node: save/RestoreV2 = RestoreV2[dtypes=[DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_FLOAT, DT_FLOAT], _device="/job:localhost/replica:0/task:0/device:CPU:0"](_arg_save/Const_0_0, save/RestoreV2/tensor_names, save/RestoreV2/shape_and_slices)]]

tf.reset_default_graph() # not necessary with tf.Graph().as_default() as graphs_merged: input_image = tf.placeholder(tf.float32, (None, None, None, 3), name='input') bottleneck, = tf.import_graph_def(graph_A_def, input_map={"input_A:0": input_image}, return_elements=["conv_A_2/output:0"], name="") # Notice how the input is the bottleneck. output, = tf.import_graph_def(graph_B_def, input_map={"conv_B_2/output:0": bottleneck}, # HERE'S THE PROBLEM return_elements=["conv_B_3/output:0"], name="")

with tf.Session(graph=graphs_merged) as sess: saver_A.restore(sess, './models/merge_graph_A.ckpt') saver_B.restore(sess, './models/merge_graph_B.ckpt') # HERE'S THE PROBLEM outcome = sess.run(output, feed_dict={ input_image: image_test })

save/Const save/SaveV2/tensor_names save/SaveV2/shape_and_slices save/SaveV2 save/control_dependency save/RestoreV2/tensor_names save/RestoreV2/shape_and_slices save/RestoreV2 save/Assign save/Assign_1 save/Assign_2 save/Assign_3 save/Assign_4 save/Assign_5 save/restore_all save_1/Const save_1/SaveV2/tensor_names save_1/SaveV2/shape_and_slices save_1/SaveV2 save_1/control_dependency save_1/RestoreV2/tensor_names save_1/RestoreV2/shape_and_slices save_1/RestoreV2 save_1/Assign save_1/Assign_1 save_1/Assign_2 save_1/Assign_3 save_1/Assign_4 save_1/Assign_5 save_1/restore_all

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