fix import order

core/engine/cluster/cluster.py

@@ -15,9 +15,9 @@
 from __future__ import print_function
 from __future__ import unicode_literals
 
-import subprocess
-import os
 import copy
+import os
+import subprocess
 
 from paddlerec.core.engine.engine import Engine
 from paddlerec.core.factory import TrainerFactory

core/engine/local_cluster.py

@@ -14,10 +14,12 @@
 
 from __future__ import print_function
 from __future__ import unicode_literals
-import subprocess
-import sys
-import os
+
 import copy
+import os
+import sys
+import subprocess
+
 
 from paddlerec.core.engine.engine import Engine
 from paddlerec.core.utils import envs

core/engine/local_mpi.py

@@ -14,10 +14,11 @@
 
 from __future__ import print_function
 from __future__ import unicode_literals
-import subprocess
-import sys
-import os
+
 import copy
+import os
+import sys
+import subprocess
 
 from paddlerec.core.engine.engine import Engine
 

core/metrics/auc_metrics.py

@@ -13,8 +13,10 @@
 # limitations under the License.
 
 import math
+
 import numpy as np
 import paddle.fluid as fluid
+
 from paddlerec.core.metric import Metric
 
 

core/model.py

@@ -15,6 +15,7 @@
 import abc
 
 import paddle.fluid as fluid
+
 from paddlerec.core.utils import envs
 
 

core/modules/modul/build.py

@@ -12,10 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import yaml
 import copy
+
 import paddle.fluid as fluid
 from paddle.fluid.incubate.fleet.parameter_server.pslib import fleet
+import yaml
 
 from paddlerec.core.model import Model
 from paddlerec.core.utils import table

core/modules/modul/layers.py

@@ -13,6 +13,7 @@
 # limitations under the License.
 
 import paddle.fluid as fluid
+
 from paddlerec.core.layer import Layer
 
 

core/trainer.py

@@ -12,14 +12,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
-import sys
-
 import abc
+import os
 import time
+import sys
 import yaml
 
 from paddle import fluid
+
 from paddlerec.core.utils import envs
 
 

core/trainers/ctr_coding_trainer.py

@@ -11,9 +11,10 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 import os
-import numpy as np
 
+import numpy as np
 import paddle.fluid as fluid
 from paddle.fluid.incubate.fleet.parameter_server.pslib import fleet
 from paddle.fluid.incubate.fleet.base.role_maker import MPISymetricRoleMaker

core/trainers/ctr_modul_trainer.py

@@ -13,12 +13,12 @@
 # limitations under the License.
 
 
+import datetime
+import json
 import sys
 import time
-import json
-import datetime
-import numpy as np
 
+import numpy as np
 import paddle.fluid as fluid
 from paddle.fluid.incubate.fleet.parameter_server.pslib import fleet
 from paddle.fluid.incubate.fleet.base.role_maker import GeneralRoleMaker

core/trainers/online_learning_trainer.py

@@ -18,9 +18,9 @@ Training use fluid with one node only.
 
 from __future__ import print_function
 
+import datetime
 import os
 import time
-import datetime
 
 import paddle.fluid as fluid
 from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler import fleet

core/trainers/single_trainer.py

@@ -17,14 +17,14 @@ Training use fluid with one node only.
 """
 
 from __future__ import print_function
-import logging
+
 import time
+import logging
 
 import paddle.fluid as fluid
 
 from paddlerec.core.trainers.transpiler_trainer import TranspileTrainer
 from paddlerec.core.utils import envs
-import numpy as np
 
 logging.basicConfig(format="%(asctime)s - %(levelname)s - %(message)s")
 logger = logging.getLogger("fluid")

core/trainers/tdm_cluster_trainer.py

@@ -17,7 +17,9 @@ Training use fluid with one node only.
 """
 
 from __future__ import print_function
+
 import logging
+
 import numpy as np
 import paddle.fluid as fluid
 from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler import fleet

core/trainers/tdm_single_trainer.py

@@ -18,11 +18,12 @@ Training use fluid with one node only.
 
 from __future__ import print_function
 import logging
-import paddle.fluid as fluid
 
+import numpy as np
+import paddle.fluid as fluid
 from paddlerec.core.trainers.single_trainer import SingleTrainer
 from paddlerec.core.utils import envs
-import numpy as np
+
 
 logging.basicConfig(format="%(asctime)s - %(levelname)s - %(message)s")
 logger = logging.getLogger("fluid")

core/utils/dataset.py

@@ -13,8 +13,8 @@
 # limitations under the License.
 
 import abc
-import time
 import datetime
+import time
 
 import paddle.fluid as fluid
 

core/utils/dataset_instance.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 import sys
 

core/utils/envs.py

@@ -12,11 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
+from contextlib import closing
 import copy
-import sys
+import os
 import socket
-from contextlib import closing
+import sys
 
 global_envs = {}
 

core/utils/fs.py

@@ -13,6 +13,7 @@
 # limitations under the License.
 
 import os
+
 from paddle.fluid.incubate.fleet.utils.hdfs import HDFSClient
 
 

core/utils/util.py

@@ -12,11 +12,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import datetime
 import os
 import time
-import datetime
 
 from paddle import fluid
+
 from paddlerec.core.utils import fs as fs
 
 

models/contentunderstanding/classification/model.py

@@ -12,11 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import paddle.fluid as fluid
 
 from paddlerec.core.model import Model as ModelBase
 
-import paddle.fluid as fluid
-
 
 class Model(ModelBase):
     def __init__(self, config):

models/contentunderstanding/classification/reader.py

@@ -15,9 +15,9 @@
 
 import sys
 
-
 from paddlerec.core.reader import Reader
 
+
 class TrainReader(Reader):
     def init(self):
         pass

models/contentunderstanding/tagspace/model.py

@@ -12,13 +12,14 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from paddlerec.core.model import Model as ModelBase
-
 import paddle.fluid as fluid
 import paddle.fluid.layers.nn as nn
 import paddle.fluid.layers.tensor as tensor
 import paddle.fluid.layers.control_flow as cf
 
+from paddlerec.core.model import Model as ModelBase
+
+
 class Model(ModelBase):
     def __init__(self, config):
         ModelBase.__init__(self, config)

models/contentunderstanding/tagspace/reader.py

@@ -14,10 +14,10 @@
 
 
 import sys
+
 import numpy as np
 
 from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
 
 class TrainReader(Reader):
     def init(self):

models/match/dssm/synthetic_reader.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader

models/multitask/esmm/esmm_infer_reader.py

@@ -13,10 +13,10 @@
 # limitations under the License.
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
 from collections import defaultdict
-import numpy as np
+
+from paddlerec.core.reader import Reader
+
 
 
 class EvaluateReader(Reader):

models/multitask/esmm/esmm_reader.py

@@ -11,12 +11,12 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
 from collections import defaultdict
-import numpy as np
+
+from paddlerec.core.reader import Reader
 
 
 class TrainReader(Reader):

models/multitask/esmm/model.py

@@ -12,12 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import math
+import numpy as np
 import paddle.fluid as fluid
 
 from paddlerec.core.utils import envs
 from paddlerec.core.model import Model as ModelBase
-import numpy as np
 
 
 class Model(ModelBase):

models/multitask/mmoe/census_infer_reader.py

@@ -11,11 +11,10 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
-import numpy as np
 
 
 class EvaluateReader(Reader):

models/multitask/mmoe/census_reader.py

@@ -11,11 +11,10 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
-import numpy as np
 
 
 class TrainReader(Reader):

models/multitask/mmoe/model.py

@@ -12,7 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import math
 import paddle.fluid as fluid
 
 from paddlerec.core.utils import envs

models/multitask/share-bottom/census_infer_reader.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader

models/rank/criteo_reader.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader

models/rank/dcn/criteo_reader.py

@@ -11,16 +11,20 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 import math
+import os
 
-from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
 try:
     import cPickle as pickle
 except ImportError:
     import pickle
-import os
+
+
+from paddlerec.core.reader import Reader
+from paddlerec.core.utils import envs
+
 
 class TrainReader(Reader):
     def init(self):

models/rank/dcn/model.py

@@ -12,11 +12,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from collections import OrderedDict
+
 import paddle.fluid as fluid
 
 from paddlerec.core.utils import envs
 from paddlerec.core.model import Model as ModelBase
-from collections import OrderedDict
+
 
 class Model(ModelBase):
     def __init__(self, config):

models/rank/deepfm/criteo_reader.py

@@ -11,15 +11,18 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
 try:
     import cPickle as pickle
 except ImportError:
     import pickle
 
+from paddlerec.core.reader import Reader
+from paddlerec.core.utils import envs
+
+
 class TrainReader(Reader):
     def init(self):
         self.cont_min_ = [0, -3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]

models/rank/deepfm/model.py

@@ -12,9 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import paddle.fluid as fluid
 import math
 
+import paddle.fluid as fluid
+
 from paddlerec.core.utils import envs
 from paddlerec.core.model import Model as ModelBase
 

models/rank/din/reader.py

@@ -13,16 +13,20 @@
 # limitations under the License.
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
-from paddlerec.core.utils import envs
-import numpy as np
 import os
 import random
+
 try:
     import cPickle as pickle
 except ImportError:
     import pickle
 
+import numpy as np
+
+from paddlerec.core.reader import Reader
+from paddlerec.core.utils import envs
+
+
 class TrainReader(Reader):
     def init(self):
         self.train_data_path = envs.get_global_env("train_data_path", None, "train.reader")

models/rank/dnn/model.py

@@ -13,6 +13,7 @@
 # limitations under the License.
 
 import math
+
 import paddle.fluid as fluid
 
 from paddlerec.core.utils import envs

models/rank/wide_deep/model.py

@@ -12,9 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import paddle.fluid as fluid
 import math
 
+import paddle.fluid as fluid
+
 from paddlerec.core.utils import envs
 from paddlerec.core.model import Model as ModelBase
 

models/rank/wide_deep/reader.py

@@ -11,14 +11,17 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
 try:
     import cPickle as pickle
 except ImportError:
     import pickle
 
+from paddlerec.core.reader import Reader
+
+
 class TrainReader(Reader):
     def init(self):
         pass

models/rank/xdeepfm/criteo_reader.py

@@ -11,14 +11,17 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
 try:
     import cPickle as pickle
 except ImportError:
     import pickle
 
+from paddlerec.core.reader import Reader
+
+
 class TrainReader(Reader): 
     def init(self):
         pass

models/recall/gnn/evaluate_reader.py

@@ -12,9 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
 import copy
 import random
+
+import numpy as np
+
 from paddlerec.core.reader import Reader
 from paddlerec.core.utils import envs
 

models/recall/gnn/model.py

@@ -12,8 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
 import math
+import numpy as np
+
 import paddle.fluid as fluid
 import paddle.fluid.layers as layers
 

models/recall/gnn/reader.py

@@ -12,9 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
 import copy
 import random
+
+import numpy as np
+
 from paddlerec.core.reader import Reader
 from paddlerec.core.utils import envs
 

models/recall/gru4rec/rsc15_infer_reader.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader

models/recall/gru4rec/rsc15_reader.py

@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
 from paddlerec.core.reader import Reader

models/recall/ssr/model.py

@@ -13,12 +13,11 @@
 # limitations under the License.
 
 import paddle.fluid as fluid
-
-from paddlerec.core.utils import envs
-from paddlerec.core.model import Model as ModelBase
 import paddle.fluid.layers.tensor as tensor
 import paddle.fluid.layers.control_flow as cf
 
+from paddlerec.core.utils import envs
+from paddlerec.core.model import Model as ModelBase
 
 
 class BowEncoder(object):

models/recall/ssr/ssr_infer_reader.py

@@ -11,11 +11,14 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
+import numpy as np
+
 from paddlerec.core.reader import Reader
 from paddlerec.core.utils import envs
-import numpy as np
+
 
 
 class EvaluateReader(Reader):

models/recall/ssr/ssr_reader.py

@@ -11,11 +11,14 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 from __future__ import print_function
 
-from paddlerec.core.reader import Reader
 import random
 
+from paddlerec.core.reader import Reader
+
+
 
 class TrainReader(Reader):
     def init(self):

models/recall/word2vec/model.py

@@ -12,7 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import math
 import numpy as np
 import paddle.fluid as fluid
 

models/recall/word2vec/preprocess.py

@@ -13,13 +13,18 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import io
+import math
 import os
 import random
 import re
 import six
+
+
 import argparse
-import io
-import math
+
+
+
 prog = re.compile("[^a-z ]", flags=0)
 
 

models/recall/word2vec/w2v_evaluate_reader.py

@@ -11,8 +11,11 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
 import io
+
 import six
+
 from paddlerec.core.reader import Reader
 from paddlerec.core.utils import envs
 

models/recall/word2vec/w2v_reader.py

@@ -11,8 +11,11 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import numpy as np
+
 import io
+
+import numpy as np
+
 from paddlerec.core.reader import Reader
 from paddlerec.core.utils import envs
 

models/treebased/tdm/model.py

@@ -14,8 +14,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 """
+
 import paddle.fluid as fluid
-import math
 
 from paddlerec.core.utils import envs
 from paddlerec.core.model import Model as ModelBase

run.py

@@ -12,11 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import argparse
 import os
 import subprocess
-import tempfile
 
+import argparse
+import tempfile
 import yaml
 
 from paddlerec.core.factory import TrainerFactory

setup.py

@@ -15,10 +15,13 @@
 """
 setup for paddle-rec.
 """
+
 import os
+
 from setuptools import setup, find_packages
-import tempfile
 import shutil
+import tempfile
+
 
 requires = [
     "paddlepaddle == 1.7.2",

tools/tools.py

@@ -12,15 +12,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import functools
 import os
-import time
+import platform
+import sys
 import shutil
+import time
+
 import requests
-import sys
 import tarfile
 import zipfile
-import platform
-import functools
 
 lasttime = time.time()
 FLUSH_INTERVAL = 0.1