回答編集履歴
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コード修正
test
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import matplotlib.pyplot as plt
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import numpy as np
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#df=pd.read_excel('地域出荷量.xlsx') の代わり
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#
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df = pd.DataFrame({'地域':['北海道','東北','北陸','関東'
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df = pd.DataFrame({ '地域':['北海道','東北','北陸','関東・東山','東海','近畿','中国','四国','九州','沖縄'],
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'出荷量':[50500,64600,13800,0,85600,0,20200,19800,196800,3000]})
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# 方法１：pandasで描画
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#
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df.plot.bar(x='地域', rot=0)
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plt.show()
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# 方法２：nmatplotlibで描画
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#
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plt.bar(df['地域'], df['出荷量'])
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plt.show()
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# 方法３：numpyにデータ変換してmatplotlibで描画
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#
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area=df['地域']
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area = area.values.tolist()
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area=np.array(area)
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# 「出荷量」のデータをリスト化､さらにndarray化する
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shipment=df['出荷量']
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shipment=shipment.values.tolist()
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shipment=np.array(shipment)
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plt.bar(area,shipment)
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plt.show()
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```
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