1.6: DataLoader, ernie_encode + santiy check

ernie/ernie_encoder.py

@@ -52,18 +52,16 @@
 
 
 def create_model(args, pyreader_name, ernie_config):
-    pyreader = fluid.layers.py_reader(
-        capacity=50,
-        shapes=[[-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1]],
-        dtypes=['int64', 'int64', 'int64', 'int64', 'float', 'int64'],
-        lod_levels=[0, 0, 0, 0, 0, 0],
-        name=pyreader_name,
-        use_double_buffer=True)
-
-    (src_ids, sent_ids, pos_ids, task_ids, input_mask,
-     seq_lens) = fluid.layers.read_file(pyreader)
+    src_ids = fluid.layers.data(name='1', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    sent_ids = fluid.layers.data(name='2', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    pos_ids = fluid.layers.data(name='3', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    task_ids = fluid.layers.data(name='4', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    input_mask = fluid.layers.data(name='5', shape=[-1, args.max_seq_len, 1], dtype='float32')
+    seq_lens = fluid.layers.data(name='8', shape=[-1], dtype='int64')
+
+    pyreader = fluid.io.DataLoader.from_generator(feed_list=[src_ids, sent_ids, pos_ids, task_ids, input_mask, seq_lens], 
+            capacity=70,
+            iterable=False)
 
     ernie = ErnieModel(
         src_ids=src_ids,
@@ -143,7 +141,7 @@ def main(args):
     exec_strategy = fluid.ExecutionStrategy()
     exec_strategy.num_threads = dev_count
 
-    pyreader.decorate_tensor_provider(data_generator)
+    pyreader.set_batch_generator(data_generator)
     pyreader.start()
 
     total_cls_emb = []
@@ -167,6 +165,11 @@ def main(args):
     total_cls_emb = np.concatenate(total_cls_emb)
     total_top_layer_emb = np.concatenate(total_top_layer_emb)
 
+    if not os.path.exists(args.output_dir):
+        os.mkdir(args.output_dir)
+    else:
+        raise RuntimeError('output dir exists: %s' % args.output_dir)
+
     with open(os.path.join(args.output_dir, "cls_emb.npy"),
               "wb") as cls_emb_file:
         np.save(cls_emb_file, total_cls_emb)

ernie/finetune/classifier.py

@@ -39,34 +39,22 @@ def create_model(args,
                  is_classify=False,
                  is_regression=False,
                  ernie_version="1.0"):
+
+    src_ids = fluid.layers.data(name='1', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    sent_ids = fluid.layers.data(name='2', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    pos_ids = fluid.layers.data(name='3', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    task_ids = fluid.layers.data(name='4', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    input_mask = fluid.layers.data(name='5', shape=[-1, args.max_seq_len, 1], dtype='float32')
+    qids = fluid.layers.data(name='7', shape=[-1, 1], dtype='int64')
+
     if is_classify:
-        pyreader = fluid.layers.py_reader(
-            capacity=50,
-            shapes=[[-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                    [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                    [-1, args.max_seq_len, 1], [-1, 1], [-1, 1]],
-            dtypes=[
-                'int64', 'int64', 'int64', 'int64', 'float32', 'int64', 'int64'
-            ],
-            lod_levels=[0, 0, 0, 0, 0, 0, 0],
-            name=task_name + "_" + pyreader_name,
-            use_double_buffer=True)
+        labels = fluid.layers.data(name='6', shape=[-1, 1], dtype='int64')
     elif is_regression:
-        pyreader = fluid.layers.py_reader(
-            capacity=50,
-            shapes=[[-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                    [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                    [-1, args.max_seq_len, 1], [-1, 1], [-1, 1]],
-            dtypes=[
-                'int64', 'int64', 'int64', 'int64', 'float32', 'float32',
-                'int64'
-            ],
-            lod_levels=[0, 0, 0, 0, 0, 0, 0],
-            name=task_name + "_" + pyreader_name,
-            use_double_buffer=True)
-
-    (src_ids, sent_ids, pos_ids, task_ids, input_mask, labels,
-     qids) = fluid.layers.read_file(pyreader)
+        labels = fluid.layers.data(name='6', shape=[-1, 1], dtype='float32')
+
+    pyreader = fluid.io.DataLoader.from_generator(feed_list=[src_ids, sent_ids, pos_ids, task_ids, input_mask, qids], 
+            capacity=70, 
+            iterable=False)
 
     ernie = ErnieModel(
         src_ids=src_ids,

ernie/finetune/mrc.py

@@ -40,20 +40,18 @@
 log = logging.getLogger(__name__)
 
 def create_model(args, pyreader_name, ernie_config, is_training):
-    pyreader = fluid.layers.py_reader(
-        capacity=50,
-        shapes=[[-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1, 1], [-1, 1], [-1, 1]],
-        dtypes=[
-            'int64', 'int64', 'int64', 'int64', 'float32', 'int64', 'int64',
-            'int64'
-        ],
-        lod_levels=[0, 0, 0, 0, 0, 0, 0, 0],
-        name=pyreader_name,
-        use_double_buffer=True)
-    (src_ids, sent_ids, pos_ids, task_ids, input_mask, start_positions,
-     end_positions, unique_id) = fluid.layers.read_file(pyreader)
+    src_ids = fluid.layers.data(name='1', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    pos_ids = fluid.layers.data(name='2', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    sent_ids= fluid.layers.data(name='3', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    task_ids= fluid.layers.data(name='4', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    input_mask = fluid.layers.data(name='5', shape=[-1, 1], dtype='float32')
+    start_positions = fluid.layers.data(name='6', shape=[-1, 1], dtype='int64')
+    end_positions = fluid.layers.data(name='7', shape=[-1, 1], dtype='int64')
+    unique_id = fluid.layers.data(name='8', shape=[-1, 1], dtype='int64')
+
+    pyreader = fluid.io.DataLoader.from_generator(feed_list=[
+        src_ids, sent_ids, pos_ids, task_ids, input_mask, start_positions,
+        end_positions, unique_id], capacity=50, iterable=False)
 
     ernie = ErnieModel(
         src_ids=src_ids,

ernie/finetune/sequence_label.py

@@ -36,20 +36,17 @@
 log = logging.getLogger(__name__)
 
 def create_model(args, pyreader_name, ernie_config, is_prediction=False):
-    pyreader = fluid.layers.py_reader(
-        capacity=50,
-        shapes=[[-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1], [-1]],
-        dtypes=[
-            'int64', 'int64', 'int64', 'int64', 'float32', 'int64', 'int64'
-        ],
-        lod_levels=[0, 0, 0, 0, 0, 0, 0],
-        name=pyreader_name,
-        use_double_buffer=True)
-
-    (src_ids, sent_ids, pos_ids, task_ids, input_mask, labels,
-     seq_lens) = fluid.layers.read_file(pyreader)
+    src_ids = fluid.layers.data(name='1', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    sent_ids = fluid.layers.data(name='2', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    pos_ids = fluid.layers.data(name='3', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    task_ids = fluid.layers.data(name='4', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    input_mask = fluid.layers.data(name='5', shape=[-1, args.max_seq_len, 1], dtype='float32')
+    labels = fluid.layers.data(name='7', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    seq_lens = fluid.layers.data(name='8', shape=[-1], dtype='int64')
+
+    pyreader = fluid.io.DataLoader.from_generator(feed_list=[src_ids, sent_ids, pos_ids, task_ids, input_mask, labels, seq_lens], 
+            capacity=70,
+            iterable=False)
 
     ernie = ErnieModel(
         src_ids=src_ids,

ernie/run_classifier.py

@@ -228,7 +228,7 @@ def main(args):
             num_trainers=nccl2_num_trainers,
             trainer_id=nccl2_trainer_id)
 
-        train_pyreader.decorate_tensor_provider(train_data_generator)
+        train_pyreader.set_batch_generator(train_data_generator)
     else:
         train_exe = None
 
@@ -349,7 +349,7 @@ def main(args):
 
     # final eval on dianostic, hack for glue-ax
     if args.diagnostic:
-        test_pyreader.decorate_tensor_provider(
+        test_pyreader.set_batch_generator(
             reader.data_generator(
                 args.diagnostic,
                 batch_size=args.batch_size,
@@ -380,7 +380,7 @@ def evaluate_wrapper(args, reader, exe, test_prog, test_pyreader, graph_vars,
     # evaluate dev set
     batch_size = args.batch_size if args.predict_batch_size is None else args.predict_batch_size
     for ds in args.dev_set.split(','):
-        test_pyreader.decorate_tensor_provider(
+        test_pyreader.set_batch_generator(
             reader.data_generator(
                 ds,
                 batch_size=batch_size,
@@ -409,7 +409,7 @@ def predict_wrapper(args, reader, exe, test_prog, test_pyreader, graph_vars,
     batch_size = args.batch_size if args.predict_batch_size is None else args.predict_batch_size
 
     for test_f, save_f in zip(test_sets, save_dirs):
-        test_pyreader.decorate_tensor_provider(
+        test_pyreader.set_batch_generator(
             reader.data_generator(
                 test_f,
                 batch_size=batch_size,

ernie/run_mrc.py

@@ -228,7 +228,7 @@ def main(args):
             num_trainers=nccl2_num_trainers,
             trainer_id=nccl2_trainer_id)
 
-        train_pyreader.decorate_tensor_provider(train_data_generator)
+        train_pyreader.set_batch_generator(train_data_generator)
     else:
         train_exe = None
 
@@ -272,7 +272,7 @@ def main(args):
 
                 if steps % args.validation_steps == 0:
                     if args.do_val:
-                        test_pyreader.decorate_tensor_provider(
+                        test_pyreader.set_batch_generator(
                             reader.data_generator(
                                 args.dev_set,
                                 batch_size=args.batch_size,
@@ -291,7 +291,7 @@ def main(args):
                             args=args)
 
                     if args.do_test:
-                        test_pyreader.decorate_tensor_provider(
+                        test_pyreader.set_batch_generator(
                             reader.data_generator(
                                 args.test_set,
                                 batch_size=args.batch_size,
@@ -318,7 +318,7 @@ def main(args):
     # final eval on dev set
     if args.do_val:
         log.info("Final validation result:")
-        test_pyreader.decorate_tensor_provider(
+        test_pyreader.set_batch_generator(
             reader.data_generator(
                 args.dev_set,
                 batch_size=args.batch_size,
@@ -339,7 +339,7 @@ def main(args):
     # final eval on test set
     if args.do_test:
         log.info("Final test result:")
-        test_pyreader.decorate_tensor_provider(
+        test_pyreader.set_batch_generator(
             reader.data_generator(
                 args.test_set,
                 batch_size=args.batch_size,

ernie/run_sequence_labeling.py

@@ -217,7 +217,7 @@ def main(args):
             num_trainers=nccl2_num_trainers,
             trainer_id=nccl2_trainer_id)
 
-        train_pyreader.decorate_tensor_provider(train_data_generator)
+        train_pyreader.set_batch_generator(train_data_generator)
     else:
         train_exe = None
 
@@ -302,7 +302,7 @@ def evaluate_wrapper(reader, exe, test_prog, test_pyreader, graph_vars,
     # evaluate dev set
     batch_size = args.batch_size if args.predict_batch_size is None else args.predict_batch_size
     for ds in args.dev_set.split(','): #single card eval
-        test_pyreader.decorate_tensor_provider(
+        test_pyreader.set_batch_generator(
             reader.data_generator(
                 ds,
                 batch_size=batch_size,
@@ -324,7 +324,7 @@ def predict_wrapper(reader, exe, test_prog, test_pyreader, graph_vars,
 
     batch_size = args.batch_size if args.predict_batch_size is None else args.predict_batch_size
     for test_f, save_f in zip(test_sets, save_dirs):
-        test_pyreader.decorate_tensor_provider(reader.data_generator(
+        test_pyreader.set_batch_generator(reader.data_generator(
                     test_f,
                     batch_size=batch_size,
                     epoch=1,

ernie/train.py

@@ -41,20 +41,17 @@
 
 
 def create_model(pyreader_name, ernie_config):
-    pyreader = fluid.layers.py_reader(
-        capacity=70,
-        shapes=[[-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1],
-                [-1, args.max_seq_len, 1], [-1, args.max_seq_len, 1], [-1, 1],
-                [-1, 1], [-1, 1]],
-        dtypes=[
-            'int64', 'int64', 'int64', 'float32', 'int64', 'int64', 'int64'
-        ],
-        lod_levels=[0, 0, 0, 0, 0, 0, 0],
-        name=pyreader_name,
-        use_double_buffer=True)
-
-    (src_ids, pos_ids, sent_ids, input_mask, mask_label, mask_pos,
-     labels) = fluid.layers.read_file(pyreader)
+    src_ids = fluid.layers.data(name='1', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    pos_ids = fluid.layers.data(name='2', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    sent_ids= fluid.layers.data(name='3', shape=[-1, args.max_seq_len, 1], dtype='int64')
+    input_mask = fluid.layers.data(name='4', shape=[-1, args.max_seq_len, 1], dtype='float32')
+    mask_label = fluid.layers.data(name='5', shape=[-1, 1], dtype='int64')
+    mask_pos = fluid.layers.data(name='6', shape=[-1, 1], dtype='int64')
+    labels = fluid.layers.data(name='r', shape=[-1, 1], dtype='int64')
+
+    pyreader = fluid.io.DataLoader.from_generator(feed_list=[
+        src_ids, pos_ids, sent_ids, input_mask, mask_label, mask_pos, labels
+        ], capacity=70, iterable=False)
 
     ernie = ErnieModel(
         src_ids=src_ids,
@@ -97,7 +94,7 @@ def predict_wrapper(args,
 
     def predict(exe=exe, pyreader=pyreader):
 
-        pyreader.decorate_tensor_provider(data_reader.data_generator())
+        pyreader.set_batch_generator(data_reader.data_generator())
         pyreader.start()
 
         cost = 0
@@ -285,7 +282,7 @@ def train(args):
                 next_sent_acc.name, mask_lm_loss.name, total_loss.name
             ])
 
-    train_pyreader.decorate_tensor_provider(data_reader.data_generator())
+    train_pyreader.set_batch_generator(data_reader.data_generator())
     train_pyreader.start()
     steps = 0
     cost = []