未验证 提交 02a33ee6 编写于 作者: X Xin Pan 提交者: GitHub

Merge pull request #13629 from panyx0718/doc

clean v2 usage
......@@ -507,7 +507,6 @@ def py_reader(capacity,
1. The basic usage of :code:`py_reader` is as follows:
>>> import paddle.v2
>>> import paddle.fluid as fluid
>>> import paddle.dataset.mnist as mnist
>>>
......@@ -515,7 +514,7 @@ def py_reader(capacity,
>>> shapes=[(-1,3,224,224), (-1,1)],
>>> dtypes=['float32', 'int64'])
>>> reader.decorate_paddle_reader(
>>> paddle.v2.reader.shuffle(paddle.batch(mnist.train())
>>> paddle.reader.shuffle(paddle.batch(mnist.train())
>>>
>>> img, label = fluid.layers.read_file(reader)
>>> loss = network(img, label) # some network definition
......@@ -534,7 +533,6 @@ def py_reader(capacity,
2. When training and testing are both performed, two different
:code:`py_reader` should be created with different names, e.g.:
>>> import paddle.v2
>>> import paddle.fluid as fluid
>>> import paddle.dataset.mnist as mnist
>>>
......@@ -548,7 +546,7 @@ def py_reader(capacity,
>>> dtypes=['float32', 'int64'],
>>> name='train_reader')
>>> train_reader.decorate_paddle_reader(
>>> paddle.v2.reader.shuffle(paddle.batch(mnist.train())
>>> paddle.reader.shuffle(paddle.batch(mnist.train())
>>>
>>> test_reader = fluid.layers.py_reader(capacity=32,
>>> shapes=[(-1,3,224,224), (-1,1)],
......
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