From dcbfbb15338e0ca0f195e12ce0e0275995622ca1 Mon Sep 17 00:00:00 2001
From: Yi Wang <yi.wang.2005@gmail.com>
Date: Tue, 28 Feb 2017 02:46:31 +0000
Subject: [PATCH] yapf format

---
 python/paddle/v2/dataset/mnist.py             | 34 +++++++++----------
 python/paddle/v2/dataset/tests/common_test.py |  9 ++---
 python/paddle/v2/dataset/tests/mnist_test.py  |  7 ++--
 3 files changed, 24 insertions(+), 26 deletions(-)

diff --git a/python/paddle/v2/dataset/mnist.py b/python/paddle/v2/dataset/mnist.py
index 29fc20eae9b..ec334d39e6c 100644
--- a/python/paddle/v2/dataset/mnist.py
+++ b/python/paddle/v2/dataset/mnist.py
@@ -22,23 +22,21 @@ def reader_creator(image_filename, label_filename, buffer_size):
         # According to http://stackoverflow.com/a/38061619/724872, we
         # cannot use standard package gzip here.
         m = subprocess.Popen(["zcat", image_filename], stdout=subprocess.PIPE)
-        m.stdout.read(16) # skip some magic bytes
+        m.stdout.read(16)  # skip some magic bytes
 
         l = subprocess.Popen(["zcat", label_filename], stdout=subprocess.PIPE)
-        l.stdout.read(8) # skip some magic bytes
+        l.stdout.read(8)  # skip some magic bytes
 
         while True:
             labels = numpy.fromfile(
-                l.stdout, 'ubyte', count=buffer_size
-            ).astype("int")
+                l.stdout, 'ubyte', count=buffer_size).astype("int")
 
             if labels.size != buffer_size:
-                break # numpy.fromfile returns empty slice after EOF.
+                break  # numpy.fromfile returns empty slice after EOF.
 
             images = numpy.fromfile(
-                m.stdout, 'ubyte', count=buffer_size * 28 * 28
-            ).reshape((buffer_size, 28 * 28)
-            ).astype('float32')
+                m.stdout, 'ubyte', count=buffer_size * 28 * 28).reshape(
+                    (buffer_size, 28 * 28)).astype('float32')
 
             images = images / 255.0 * 2.0 - 1.0
 
@@ -50,18 +48,18 @@ def reader_creator(image_filename, label_filename, buffer_size):
 
     return reader()
 
+
 def train():
     return reader_creator(
-        paddle.v2.dataset.common.download(
-            TRAIN_IMAGE_URL, 'mnist', TRAIN_IMAGE_MD5),
-        paddle.v2.dataset.common.download(
-            TRAIN_LABEL_URL, 'mnist', TRAIN_LABEL_MD5),
-        100)
+        paddle.v2.dataset.common.download(TRAIN_IMAGE_URL, 'mnist',
+                                          TRAIN_IMAGE_MD5),
+        paddle.v2.dataset.common.download(TRAIN_LABEL_URL, 'mnist',
+                                          TRAIN_LABEL_MD5), 100)
+
 
 def test():
     return reader_creator(
-        paddle.v2.dataset.common.download(
-            TEST_IMAGE_URL, 'mnist', TEST_IMAGE_MD5),
-        paddle.v2.dataset.common.download(
-            TEST_LABEL_URL, 'mnist', TEST_LABEL_MD5),
-        100)
+        paddle.v2.dataset.common.download(TEST_IMAGE_URL, 'mnist',
+                                          TEST_IMAGE_MD5),
+        paddle.v2.dataset.common.download(TEST_LABEL_URL, 'mnist',
+                                          TEST_LABEL_MD5), 100)
diff --git a/python/paddle/v2/dataset/tests/common_test.py b/python/paddle/v2/dataset/tests/common_test.py
index 0672a467143..7d8406171b8 100644
--- a/python/paddle/v2/dataset/tests/common_test.py
+++ b/python/paddle/v2/dataset/tests/common_test.py
@@ -2,14 +2,14 @@ import paddle.v2.dataset.common
 import unittest
 import tempfile
 
+
 class TestCommon(unittest.TestCase):
     def test_md5file(self):
-        _, temp_path =tempfile.mkstemp()
+        _, temp_path = tempfile.mkstemp()
         with open(temp_path, 'w') as f:
             f.write("Hello\n")
-        self.assertEqual(
-            '09f7e02f1290be211da707a266f153b3',
-            paddle.v2.dataset.common.md5file(temp_path))
+        self.assertEqual('09f7e02f1290be211da707a266f153b3',
+                         paddle.v2.dataset.common.md5file(temp_path))
 
     def test_download(self):
         yi_avatar = 'https://avatars0.githubusercontent.com/u/1548775?v=3&s=460'
@@ -18,5 +18,6 @@ class TestCommon(unittest.TestCase):
             paddle.v2.dataset.common.download(
                 yi_avatar, 'test', 'f75287202d6622414c706c36c16f8e0d'))
 
+
 if __name__ == '__main__':
     unittest.main()
diff --git a/python/paddle/v2/dataset/tests/mnist_test.py b/python/paddle/v2/dataset/tests/mnist_test.py
index 23ed2eaba8a..e4f0b33d520 100644
--- a/python/paddle/v2/dataset/tests/mnist_test.py
+++ b/python/paddle/v2/dataset/tests/mnist_test.py
@@ -1,6 +1,7 @@
 import paddle.v2.dataset.mnist
 import unittest
 
+
 class TestMNIST(unittest.TestCase):
     def check_reader(self, reader):
         sum = 0
@@ -14,13 +15,11 @@ class TestMNIST(unittest.TestCase):
 
     def test_train(self):
         self.assertEqual(
-            self.check_reader(paddle.v2.dataset.mnist.train()),
-            60000)
+            self.check_reader(paddle.v2.dataset.mnist.train()), 60000)
 
     def test_test(self):
         self.assertEqual(
-            self.check_reader(paddle.v2.dataset.mnist.test()),
-            10000)
+            self.check_reader(paddle.v2.dataset.mnist.test()), 10000)
 
 
 if __name__ == '__main__':
-- 
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