回答編集履歴
1
Update
answer
CHANGED
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@@ -15,9 +15,9 @@
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'on_off': [1,0,1],
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'stock': [4,8,19]})
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-
#
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+
#
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-
update = df
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update = df.merge(df_stock, on='code', how='inner')
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df.loc[
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df.loc[df['code'].isin(update['code']), 'stock'] = update['stock_y'].values
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print(df)
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#
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