回答編集履歴
1
タイポを修正
test
CHANGED
@@ -18,7 +18,7 @@
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import pandas as pd
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-
df = pd.read_csv('data
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df = pd.read_csv('data.csv', dtype={'A':'str', 'B':'int'})
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df['A'] = df['A'].str[:6]
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