Переименовать столбец в пандах: руководство для начинающих

–ò—Ç–∞–∫, –≤—ã —Ö–æ—Ç–∏—Ç–µ –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å —Å—Ç–æ–ª–±–µ—Ü –≤ —Ñ—Ä–µ–π–º–µ –¥–∞–Ω–Ω—ã—Ö Python Pandas. –≠—Ç–æ –≤–æ–∑–º–æ–∂–Ω–æ? –î–∞, —ç—Ç–æ —Ç–∞–∫. –í—ã –∏—Å–ø–æ–ª—å–∑—É–µ—Ç–µ –º–µ—Ç–æ–¥ rename () –¥–ª—è –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞–Ω–∏—è –æ—Ç–¥–µ–ª—å–Ω–æ–≥–æ —Å—Ç–æ–ª–±—Ü–∞ –∏–ª–∏ " columns " –∞—Ç—Ä–∏–±—É—Ç, —á—Ç–æ–±—ã –Ω–∞–∑–Ω–∞—á–∏—Ç—å –Ω–æ–≤—ã–π –Ω–∞–±–æ—Ä –∑–∞–≥–æ–ª–æ–≤–∫–æ–≤ —Å—Ç–æ–ª–±—Ü–æ–≤ —Ñ—Ä–µ–π–º—É –¥–∞–Ω–Ω—ã—Ö.

–í —ç—Ç–æ–º —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–µ –º—ã —Ä–∞—Å—Å–∫–∞–∂–µ–º, –∫–∞–∫ –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å –æ—Ç–¥–µ–ª—å–Ω—ã–π —Å—Ç–æ–ª–±–µ—Ü –∏ –Ω–µ—Å–∫–æ–ª—å–∫–æ —Å—Ç–æ–ª–±—Ü–æ–≤ –≤–æ —Ñ—Ä–µ–π–º–µ –¥–∞–Ω–Ω—ã—Ö Pandas. –ú—ã —Ä–∞—Å—Å–º–æ—Ç—Ä–∏–º –¥–≤–∞ –ø—Ä–∏–º–µ—Ä–∞, –∫–æ—Ç–æ—Ä—ã–µ –ø–æ–º–æ–≥—É—Ç –≤–∞–º –Ω–∞—á–∞—Ç—å —Ä–∞–±–æ—Ç—É —Å —ç—Ç–∏–º–∏ –º–µ—Ç–æ–¥–∞–º–∏.

–ü–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞–Ω–∏–µ –æ–¥–Ω–æ–≥–æ —Å—Ç–æ–ª–±—Ü–∞ –≤ Pandas

–§—Ä–µ–π–º –¥–∞–Ω–Ω—ã—Ö Pandas - —ç—Ç–æ —Å–µ—Ç–∫–∞, –∫–æ—Ç–æ—Ä–∞—è —Ö—Ä–∞–Ω–∏—Ç –¥–∞–Ω–Ω—ã–µ . –î–∞–Ω–Ω—ã–µ —Ö—Ä–∞–Ω—è—Ç—Å—è –≤ —Ç–∞–±–ª–∏—Ü–µ —Å –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏–µ–º —Å—Ç—Ä–æ–∫ –∏ —Å—Ç–æ–ª–±—Ü–æ–≤. –ö–∞–∂–¥–∞—è –æ—Å—å –≤ —Ñ—Ä–µ–π–º–µ –¥–∞–Ω–Ω—ã—Ö –∏–º–µ–µ—Ç —Å–≤–æ—é —Å–æ–±—Å—Ç–≤–µ–Ω–Ω—É—é –º–µ—Ç–∫—É.

–í—ã –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤—ã–≤–∞–µ—Ç–µ –æ–¥–∏–Ω —Å—Ç–æ–ª–±–µ—Ü —Å –ø–æ–º–æ—â—å—é —Ñ—É–Ω–∫—Ü–∏–∏ rename (). –≠—Ç–æ—Ç –º–µ—Ç–æ–¥ –ø–æ–ª–µ–∑–µ–Ω, –ø–æ—Ç–æ–º—É —á—Ç–æ –æ–Ω –ø–æ–∑–≤–æ–ª—è–µ—Ç –≤–∞–º –∏–∑–º–µ–Ω—è—Ç—å –∑–∞–≥–æ–ª–æ–≤–æ–∫ —Å—Ç–æ–ª–±—Ü–∞ –±–µ–∑ –Ω–µ–æ–±—Ö–æ–¥–∏–º–æ—Å—Ç–∏ —Å–æ–∑–¥–∞–≤–∞—Ç—å –Ω–æ–≤—ã–π —Å—Ç–æ–ª–±–µ—Ü.

–í–∑–≥–ª—è–Ω–∏—Ç–µ –Ω–∞ –æ–±—ä–µ–∫—Ç —Ñ—Ä–µ–π–º–∞ –¥–∞–Ω–Ω—ã—Ö Pandas:

" –∏–º—è ", " –∞–≤—Ç–æ—Ä " –∏ " –ø—Ä–æ–¥–∞–Ω–æ " –Ω–∞—à–∏ –∑–∞–≥–æ–ª–æ–≤–∫–∏ —Å—Ç–æ–ª–±—Ü–æ–≤. –≠—Ç–æ—Ç —Ñ—Ä–µ–π–º –¥–∞–Ω–Ω—ã—Ö —Å–æ—Å—Ç–æ–∏—Ç –∏–∑ —Ç—Ä–µ—Ö —Å—Ç–æ–ª–±—Ü–æ–≤ –∏ —Ç—Ä–µ—Ö —Å—Ç—Ä–æ–∫. –ú—ã –≤–∏–¥–∏–º –Ω–∞—à —Ñ—Ä–µ–π–º –¥–∞–Ω–Ω—ã—Ö, –≤—ã–≤–æ–¥—è –µ–≥–æ –Ω–∞ –∫–æ–Ω—Å–æ–ª—å :

–ù–∞—à —Ñ—Ä–µ–π–º –¥–∞–Ω–Ω—ã—Ö –≤—ã–≥–ª—è–¥–∏—Ç —Ç–∞–∫, –∫–∞–∫ –æ–∂–∏–¥–∞–ª–æ—Å—å:

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–∏–º—è –∞–≤—Ç–æ—Ä –ø—Ä–æ–¥–∞–Ω–æ
–í–µ–ª–∏–∫–∏–π –ì—ç—Ç—Å–±–∏ –§. –°–∫–æ—Ç—Ç –§–∏—Ü–¥–∂–µ—Ä–∞–ª—å–¥ 42
1 –ß—Ç–æ–±—ã —É–±–∏—Ç—å –ø–µ—Ä–µ—Å–º–µ—à–Ω–∏–∫–∞ –•–∞—Ä–ø–µ—Ä –õ–∏
2 –ì—Ä–∞—Ñ –ú–æ–Ω—Ç–µ-–ö—Ä–∏—Å—Ç–æ –ê–ª–µ–∫—Å–∞–Ω–¥—Ä –î—é–º–∞ 39

81% —É—á–∞—Å—Ç–Ω–∏–∫–æ–≤ –∑–∞—è–≤–∏–ª–∏, —á—Ç–æ –æ–Ω–∏ –ø–æ—á—É–≤—Å—Ç–≤–æ–≤–∞–ª–∏ —Å–µ–±—è –±–æ–ª–µ–µ —É–≤–µ—Ä–µ–Ω–Ω—ã–º–∏ –≤ —Å–≤–æ–∏—Ö –ø–µ—Ä—Å–ø–µ–∫—Ç–∏–≤–∞—Ö —Ç—Ä—É–¥–æ—É—Å—Ç—Ä–æ–π—Å—Ç–≤–∞ –≤ —Å—Ñ–µ—Ä–µ –≤—ã—Å–æ–∫–∏—Ö —Ç–µ—Ö–Ω–æ–ª–æ–≥–∏–π –ø–æ—Å–ª–µ –ø–æ—Å–µ—â–µ–Ω–∏—è —É—á–µ–±–Ω–æ–≥–æ –ª–∞–≥–µ—Ä—è. –ü–æ–ª—É—á–∏—Ç–µ –ø—Ä–∏–≥–ª–∞—à–µ–Ω–∏–µ –Ω–∞ —É—á–µ–±–Ω—ã–π –ª–∞–≥–µ—Ä—å —Å–µ–≥–æ–¥–Ω—è.

–°—Ä–µ–¥–Ω–∏–π –≤—ã–ø—É—Å–∫–Ω–∏–∫ —É—á–µ–±–Ω–æ–≥–æ –ª–∞–≥–µ—Ä—è –ø–æ—Ç—Ä–∞—Ç–∏–ª –º–µ–Ω–µ–µ —à–µ—Å—Ç–∏ –º–µ—Å—è—Ü–µ–≤ –Ω–∞ —Å–º–µ–Ω—É –∫–∞—Ä—å–µ—Ä—ã, –æ—Ç –Ω–∞—á–∞–ª–∞ —É—á–µ–±–Ω–æ–≥–æ –ª–∞–≥–µ—Ä—è –¥–æ –ø–æ–∏—Å–∫–∞ —Å–≤–æ–µ–π –ø–µ—Ä–≤–æ–π —Ä–∞–±–æ—Ç—ã.

–ó–∞—Ç–µ–º –º—ã –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤—ã–≤–∞–µ–º —Å—Ç–æ–ª–±–µ—Ü & ldquo ; –ø—Ä–æ–¥–∞–Ω–æ " —Å–∫–∞–∑–∞—Ç—å " –ø—Ä–æ–¥–∞–Ω–Ω—ã–µ –∫–æ–ø–∏–∏ & rdquo ;. –ú—ã –º–æ–∂–µ–º —Å–¥–µ–ª–∞—Ç—å —ç—Ç–æ —Å –ø–æ–º–æ—â—å—é –º–µ—Ç–æ–¥–∞ rename ():

–ú—ã —É–∫–∞–∑—ã–≤–∞–µ–º –æ–¥–∏–Ω –ø–∞—Ä–∞–º–µ—Ç—Ä —Å –ø–æ–º–æ—â—å—é –º–µ—Ç–æ–¥–∞ rename (): columns . –≠—Ç–æ—Ç –ø–∞—Ä–∞–º–µ—Ç—Ä –ø—Ä–∏–Ω–∏–º–∞–µ—Ç —Å–ø–∏—Å–æ–∫ —Å—Ç–æ–ª–±—Ü–æ–≤ –¥–ª—è –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞–Ω–∏—è.

–ú—ã —Ç–∞–∫–∂–µ —É–∫–∞–∑—ã–≤–∞–µ–º —Å–ª–æ–≤–∞—Ä—å –≤ –∫–∞—á–µ—Å—Ç–≤–µ –∑–Ω–∞—á–µ–Ω–∏—è –ø–∞—Ä–∞–º–µ—Ç—Ä–∞ columns. " sold " –æ—Ç–Ω–æ—Å–∏—Ç—Å—è –∫ –∏–º–µ–Ω–∏ —Å—Ç–æ–ª–±—Ü–∞, –∫–æ—Ç–æ—Ä—ã–π –º—ã —Ö–æ—Ç–∏–º –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å. " –ø—Ä–æ–¥–∞–Ω–æ –∫–æ–ø–∏–π " –æ—Ç–Ω–æ—Å–∏—Ç—Å—è –∫ –∏–º–µ–Ω–∏, –∫–æ—Ç–æ—Ä—ã–º –º—ã —Ö–æ—Ç–∏–º –∑–∞–º–µ–Ω–∏—Ç—å —Å—Ç–∞—Ä–æ–µ –∏–º—è. & nbsp;

–î–∞–≤–∞–π—Ç–µ –∑–∞–ø—É—Å—Ç–∏–º –Ω–∞—à –∫–æ–¥ –∏ —Ä–∞—Å–ø–µ—á–∞—Ç–∞–π—Ç–µ –Ω–∞—à —Å–ø–∏—Å–æ–∫ —Å—Ç–æ–ª–±—Ü–æ–≤ –≤ –∫–æ–Ω—Å–æ–ª–∏:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:

–°—Ç–æ–ª–±–µ—Ü " sold " –±—ã–ª –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞–Ω–æ –≤ " –ø—Ä–æ–¥–∞–Ω–æ –∫–æ–ø–∏–π "

–ü–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å –Ω–µ—Å–∫–æ–ª—å–∫–æ —Å—Ç–æ–ª–±—Ü–æ–≤ –≤ Pandas

–í—ã –∏—Å–ø–æ–ª—å–∑—É–µ—Ç–µ –º–µ—Ç–æ–¥ rename () –¥–ª—è –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞–Ω–∏—è –Ω–µ—Å–∫–æ–ª—å–∫–∏—Ö —Å—Ç–æ–ª–±—Ü–æ–≤. –î–ª—è —ç—Ç–æ–≥–æ –Ω—É–∂–Ω–æ —É–∫–∞–∑–∞—Ç—å –Ω–µ—Å–∫–æ–ª—å–∫–æ –∑–Ω–∞—á–µ–Ω–∏–π —Å—Ç–æ–ª–±—Ü–æ–≤ –≤ —Å–ª–æ–≤–∞—Ä–µ, –Ω–∞–∑–Ω–∞—á–µ–Ω–Ω–æ–º –¥–ª—è " columns " –ø–∞—Ä–∞–º–µ—Ç—Ä.

–î–∞–≤–∞–π—Ç–µ –∏–∑–º–µ–Ω–∏–º " name " –∑–∞–≥–æ–ª–æ–≤–æ–∫, —á—Ç–æ–±—ã —Å–∫–∞–∑–∞—Ç—å " –ù–∞–∑–≤–∞–Ω–∏–µ –∫–Ω–∏–≥–∏ " –∏ " –ø—Ä–æ–¥–∞–Ω–æ " —Å–∫–∞–∑–∞—Ç—å " –ü—Ä–æ–¥–∞–Ω–æ –∫–æ–ø–∏–π & rdquo ;:

–ú–µ—Ç–æ–¥ rename () –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤—ã–≤–∞–µ—Ç –Ω–∞—à–∏ —Å—Ç–æ–ª–±—Ü—ã. –ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:

–ü–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å –≤—Å–µ —Å—Ç–æ–ª–±—Ü—ã –≤ Pandas

–í—ã –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤—ã–≤–∞–µ—Ç–µ –≤—Å–µ —Å—Ç–æ–ª–±—Ü—ã –≤–æ —Ñ—Ä–µ–π–º–µ –¥–∞–Ω–Ω—ã—Ö Pandas, –Ω–∞–∑–Ω–∞—á–∞—è " columns " –∞—Ç—Ä–∏–±—É—Ç —Å–ø–∏—Å–æ–∫ –Ω–æ–≤—ã—Ö –∑–∞–≥–æ–ª–æ–≤–∫–æ–≤ —Å—Ç–æ–ª–±—Ü–æ–≤. –≠—Ç–æ—Ç –ø–æ–¥—Ö–æ–¥ —Ä–∞–±–æ—Ç–∞–µ—Ç —Ç–æ–ª—å–∫–æ –≤ —Ç–æ–º —Å–ª—É—á–∞–µ, –µ—Å–ª–∏ –≤—ã —Ö–æ—Ç–∏—Ç–µ –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å –∫–∞–∂–¥—ã–π —Å—Ç–æ–ª–±–µ—Ü –≤ —Ç–∞–±–ª–∏—Ü–µ; –Ω–µ–ª—å–∑—è –∏—Å–∫–ª—é—á–∞—Ç—å —Å—Ç–æ–ª–±—Ü—ã, –∏–º–µ–Ω–∞ –∫–æ—Ç–æ—Ä—ã—Ö –¥–æ–ª–∂–Ω—ã –æ—Å—Ç–∞–≤–∞—Ç—å—Å—è –ø—Ä–µ–∂–Ω–∏–º–∏.

–ú—ã –ø–µ—Ä–µ—Å–º–æ—Ç—Ä–µ–ª–∏ –∑–∞–≥–æ–ª–æ–≤–∫–∏ —Å—Ç–æ–ª–±—Ü–æ–≤ –∏–∑ –ø–æ—Å–ª–µ–¥–Ω–µ–≥–æ –ø—Ä–∏–º–µ—Ä–∞:

  • " name " –¥–æ–ª–∂–Ω–æ —Å—Ç–∞—Ç—å " –ù–∞–∑–≤–∞–Ω–∏–µ –∫–Ω–∏–≥–∏ "
  • " –∞–≤—Ç–æ—Ä " –¥–æ–ª–∂–Ω–æ —Å—Ç–∞—Ç—å " –ò–º—è –∞–≤—Ç–æ—Ä–∞ "
  • " –∫–æ–ø–∏–π " –¥–æ–ª–∂–µ–Ω —Å—Ç–∞—Ç—å " –ö–æ–ª–∏—á–µ—Å—Ç–≤–æ –ø—Ä–æ–¥–∞–Ω–Ω—ã—Ö –∫–æ–ø–∏–π "

–í–Ω–µ—Å–∏—Ç–µ —ç—Ç–∏ –∏–∑–º–µ–Ω–µ–Ω–∏—è –≤ –Ω–∞—à —Ñ—Ä–µ–π–º –¥–∞–Ω–Ω—ã—Ö. –°–Ω–∞—á–∞–ª–∞ –º—ã —Å–æ–∑–¥–∞–µ–º —Å–ø–∏—Å–æ–∫ —Å –Ω–æ–≤—ã–º–∏ –∏–º–µ–Ω–∞–º–∏ —Å—Ç–æ–ª–±—Ü–æ–≤ –∏ –Ω–∞–∑–Ω–∞—á–∞–µ–º –µ–≥–æ " columns " –∞—Ç—Ä–∏–±—É—Ç –ø–µ—Ä–µ–º–µ–Ω–Ω–∞—è :

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:

–ù–∞—à –∫–æ–¥ –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞–ª –≤—Å–µ –Ω–∞—à–∏ —Å—Ç–æ–ª–±—Ü—ã.

–ó–∞–∫–ª—é—á–µ–Ω–∏–µ

–ú–µ—Ç–æ–¥ rename () –ø–æ–∑–≤–æ–ª—è–µ—Ç –≤–∞–º –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤–∞—Ç—å –æ–¥–Ω–æ –∏–ª–∏ –Ω–µ—Å–∫–æ–ª—å–∫–æ –∏–º–µ–Ω —Å—Ç–æ–ª–±—Ü–æ–≤ –≤ Pandas. –í—ã –¥–µ–ª–∞–µ—Ç–µ —ç—Ç–æ –≤ –§—Ä–µ–π–º –¥–∞–Ω–Ω—ã—Ö Pandas, –ø–µ—Ä–µ–Ω–∞–∑–Ω–∞—á–∏–≤ –∑–Ω–∞—á–µ–Ω–∏–µ –∞—Ç—Ä–∏–±—É—Ç–∞ " columns & rdquo ;.

–¢–µ–ø–µ—Ä—å –≤—ã –≥–æ—Ç–æ–≤—ã –ø–µ—Ä–µ–∏–º–µ–Ω–æ–≤—ã–≤–∞—Ç—å —Å—Ç–æ–ª–±—Ü—ã –≤ Pandas, –∫–∞–∫ —ç–∫—Å–ø–µ—Ä—Ç!

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