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Dec 14th, 2019
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Python 0.33 KB | None | 0 0
  1. from datetime import datetime
  2.  
  3. def gen_year_month(row):
  4.     return '{}-{}'.format(row['Date'].year, str(row['Date'].month).zfill(2))
  5.  
  6. df_index = pd.read_csv(feature_dir+'index_features.csv', parse_dates=['Date'])
  7. df_index['year-month'] = df_index.apply(gen_year_month, axis=1)
  8. df_index = df_index.set_index(['year-month', 'Date'])
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