質問編集履歴
1
エラーメッセージの追加
test
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test
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@@ -135,3 +135,69 @@
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print('最適解が求まりませんでした。')
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```
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#エラーメッセージ
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```
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KeyError Traceback (most recent call last)
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<ipython-input-13-a05dc75399fa> in <module>
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35 #制約条件の追加
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36 for i in I:
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---> 37 model += lpSum(x[i][j] for j in J) <= a[i]
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38 print(i)
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39 for j in J:
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~/opt/anaconda3/lib/python3.7/site-packages/pulp/pulp.py in lpSum(vector)
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2073 :param vector: A list of linear expressions
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2074 """
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-> 2075 return LpAffineExpression().addInPlace(vector)
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2076
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2077
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~/opt/anaconda3/lib/python3.7/site-packages/pulp/pulp.py in addInPlace(self, other)
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763 elif (isinstance(other,list)
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764 or isinstance(other, Iterable)):
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--> 765 for e in other:
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766 self.addInPlace(e)
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767 else:
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<ipython-input-13-a05dc75399fa> in <genexpr>(.0)
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35 #制約条件の追加
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36 for i in I:
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---> 37 model += lpSum(x[i][j] for j in J) <= a[i]
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38 print(i)
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39 for j in J:
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KeyError: 1
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```
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