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質問編集履歴

エラー内容を載せました。vscodeで書いています

2018/10/21 14:21

投稿

babbleman

スコア107

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@@ -7,3 +7,333 @@
 以前と重複した質問になってしまいますが、いまだ解決策を見つけられていないため再度質問させて頂きました。
 よろしくお願いいたします。
+import numpy as np
+import chainer
+import chainer.function as F
+import chainer.links as L
+import chainer.initializers as I
+from chainer import training
+from chainer.training import extensions
+class Mychain(chainer.Chain):
+    def __init__(self):
+        super(Mychain,self).__init__()
+        with self.init_scope():
+            self.l1=L.Linear(2,3)#入力層2,中間層3
+            self.l2=L.Linear(3,2)#中間層3,出力層2
+    def __call__(self,x):
+        h1=F.relu(self.l1(x))#レル関数
+        y=self.l2(h1)
+        return y
+epoch=100
+batchsize=4
+#データの作成
+trainx=np.array(([0,0],[0,1],[1,0],[1,1]),dtype=np.float32)
+trainy=np.array([0,1,1,1],dtype=np.int32)
+train=chainer.datasets.TupleDataset(trainx,trainy)
+test=chainer.datasets.TupleDataset(trainx,trainy)
+#ニューラルネットワークの登録
+model=L.Classifier(Mychain(), lossfun=F.softmax_cross_entropy)
+optimizer=chainer.optimizers.Adam()
+optimizer.setup(model)
+#イテレータの定義
+train_iter=chainer.iterators.SerialIterator(train,batchsize)
+test_iter=chainer.iterators.SerialIterator(test,batchsize,repeat=False,shuffle=False)
+#アップデータの登録
+updater=training.StandardUpdater(train_iter,optimizer)
+#トレーナーの登録
+trainer=training.Trainer(updater,(epoch,'epoch'))
+#学習状況の表示や保存
+trainer.extend(extensions.LogReport())#ログ
+trainer.extend(extensions.Evaluator(test_iter,model))#エポック数の表示
+trainer.extend(extensions.PrintReport(['epoch','main/loss','validation/main/loss','main/accuracy','validation/main/accuracy','elapsed_time']))
+trainer.extend(extensions.dump_graph('main/loss'))
+trainer.extend(extensions.PlotReport)(['main/accuracy','validation/main/loss'],'epoch',filename='accuracy.png')
+chainer.serializers.save_npz('result/out.model',model)
+trainer.run
+これを実行しようとしたところ以下のように出ました。
+>>> r import training
+  File "<stdin>", line 1
+    r import training
+           ^
+SyntaxError: invalid syntax
+>>> from chainer.training import extensions
+>>> class Mychain(chainer.Chain):
+...     def __init__(self):
+...         super(Mychain,self).__init__()
+...         with self.init_scope():
+...             self.l1=L.Linear(2,3)#入力層2,中間層3
+...             self.l2=L.Linear(3,2)#中間層3,出力層2
+...     def __call__(self,x):
+...         h1=F.relu(self.l1(x))#レル関数
+...         y=self.l2(h1)
+...         return y
+... epoch=100
+  File "<stdin>", line 11
+    epoch=100
+        ^
+SyntaxError: invalid syntax
+>>> batchsize=4
+>>>
+>>> #データの作成
+... trainx=np.array(([0,0],[0,1],[1,0],[1,1]),dtype=np.float32)
+Traceback (most recent call last):
+  File "<stdin>", line 2, in <module>
+NameError: name 'np' is not defined
+>>> trainy=np.array([0,1,1,1],dtype=np.int32)
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'np' is not defined
+>>> train=chainer.datasets.TupleDataset(trainx,trainy)
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'chainer' is not defined
+>>> test=chainer.datasets.TupleDataset(trainx,trainy)
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'chainer' is not defined
+>>>
+>>> #ニューラルネットワークの登録
+... model=L.Classifier(Mychain(), lossfun=F.softmax_cross_entropy)
+Traceback (most recent call last):
+  File "<stdin>", line 2, in <module>
+NameError: name 'L' is not defined
+>>> optimizer=chainer.optimizers.Adam()
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'chainer' is not defined
+>>> optimizer.setup(model)
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'optimizer' is not defined
+>>>
+>>> #イテレータの定義
+... train_iter=chainer.iterators.SerialIterator(train,batchsize)
+Traceback (most recent call last):
+  File "<stdin>", line 2, in <module>
+NameError: name 'chainer' is not defined
+>>> test_iter=chainer.iterators.SerialIterator(test,batchsize,repeat=False,shuffle=False)
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'chainer' is not defined
+>>>
+>>> #アップデータの登録
+... updater=training.StandardUpdater(train_iter,optimizer)
+Traceback (most recent call last):
+  File "<stdin>", line 2, in <module>
+NameError: name 'training' is not defined
+>>>
+>>> #トレーナーの登録
+... trainer=training.Trainer(updater,(epoch,'epoch'))
+Traceback (most recent call last):
+  File "<stdin>", line 2, in <module>
+NameError: name 'training' is not defined
+>>>
+>>> #学習状況の表示や保存
+... trainer.extend(extensions.LogReport())#ログ
+Traceback (most recent call last):
+  File "<stdin>", line 2, in <module>
+NameError: name 'trainer' is not defined
+>>> trainer.extend(extensions.Evaluator(test_iter,model))#エポック数の表示
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'trainer' is not defined
+>>> trainer.extend(extensions.PrintReport(['epoch','main/loss','validation/main/loss','main/accuracy','validation/main/accuracy','elapsed_time']))
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'trainer' is not defined
+>>>
+>>> trainer.extend(extensions.dump_graph('main/loss'))
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'trainer' is not defined
+>>> trainer.extend(extensions.PlotReport)(['main/accuracy','validation/main/loss'],'epoch',filename='accuracy.png')
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'trainer' is not defined
+>>> chainer.serializers.save_npz('result/out.model',model)
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'chainer' is not defined
+>>> trainer.run
+Traceback (most recent call last):
+  File "<stdin>", line 1, in <module>
+NameError: name 'trainer' is not defined
+>>> & cmd /k "C:/Users/kinmu/Anaconda3/Scripts/activate.bat & powershell"
+  File "<stdin>", line 1
+    & cmd /k "C:/Users/kinmu/Anaconda3/Scripts/activate.bat & powershell"
+    ^
+SyntaxError: invalid syntax
+>>>