Список преобразования Python в строку: практическое руководство
Функции и методы Python
Michael Zippo
27.11.2021
–ü—Ä–µ–¥–ø–æ–ª–æ–∂–∏–º, –≤—ã —Å–æ–∑–¥–∞–µ—Ç–µ –ø—Ä–∏–ª–æ–∂–µ–Ω–∏–µ, –∫–æ—Ç–æ—Ä–æ–µ –ø–æ–∫–∞–∑—ã–≤–∞–µ—Ç –æ—Ü–µ–Ω–∫–∏, –ø–æ–ª—É—á–µ–Ω–Ω—ã–µ —É—á–∞—â–∏–º—Å—è –∑–∞ —Ç–µ—Å—Ç. –≠—Ç–∏ –æ—Ü–µ–Ω–∫–∏ —Ö—Ä–∞–Ω—è—Ç—Å—è –≤ —Å–ø–∏—Å–∫–µ, –Ω–æ –≤—ã —Ö–æ—Ç–∏—Ç–µ –ø—Ä–µ–¥—Å—Ç–∞–≤–∏—Ç—å –∏—Ö –≤ –≤–∏–¥–µ —Å—Ç—Ä–æ–∫–∏. –ö–∞–∫ –±—ã –≤—ã —ç—Ç–æ —Å–¥–µ–ª–∞–ª–∏? –í–æ—Ç –≥–¥–µ –º–æ–∂–µ—Ç –±—ã—Ç—å –ø–æ–ª–µ–∑–µ–Ω –º–µ—Ç–æ–¥ Python join ().
–í —ç—Ç–æ–º —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–µ –º—ã –ø–æ–≥–æ–≤–æ—Ä–∏–º –æ —Ç–æ–º, –∫–∞–∫ –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞—Ç—å —Å–ø–∏—Å–æ–∫ Python –≤ —Å—Ç—Ä–æ–∫–∞ —Å –ø–æ–º–æ—â—å—é –º–µ—Ç–æ–¥–∞ join (). –ú—ã –æ–±—Å—É–¥–∏–º, –∫–∞–∫ –æ–±—ä–µ–¥–∏–Ω–∏—Ç—å —Å–ø–∏—Å–æ–∫ —Å—Ç—Ä–æ–∫ –∏ —Å–ø–∏—Å–æ–∫, —Å–æ–¥–µ—Ä–∂–∞—â–∏–π –¥—Ä—É–≥–∏–µ —Ç–∏–ø—ã –¥–∞–Ω–Ω—ã—Ö, –≤ –æ–¥–Ω—É —Å—Ç—Ä–æ–∫—É. –î–∞–≤–∞–π—Ç–µ –Ω–∞—á–Ω–µ–º.
Python Convert List to String
–í—ã –º–æ–∂–µ—Ç–µ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å Python join ( ) –¥–ª—è –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞–Ω–∏—è —Å–ø–∏—Å–∫–∞ –≤ —Å—Ç—Ä–æ–∫—É. –ú–µ—Ç–æ–¥ join () —Å—á–∏—Ç—ã–≤–∞–µ—Ç –≤—Å–µ —ç–ª–µ–º–µ–Ω—Ç—ã –æ–±—ä–µ–∫—Ç–∞ (—Ç. –ï. –°–ø–∏—Å–∫–∞ –∏–ª–∏ –∫–æ—Ä—Ç–µ–∂–∞) –∏ –æ–±—ä–µ–¥–∏–Ω—è–µ—Ç –∏—Ö –≤–º–µ—Å—Ç–µ. –ï—Å–ª–∏ —É –≤–∞—Å –µ—Å—Ç—å —Å–ø–∏—Å–æ–∫ —Å—Ç—Ä–æ–∫, –≤–∞–º –ø–æ–Ω–∞–¥–æ–±–∏—Ç—Å—è —Ç–æ–ª—å–∫–æ –º–µ—Ç–æ–¥ join (). –í–∞–º –Ω—É–∂–Ω–æ –±—É–¥–µ—Ç –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –¥—Ä—É–≥–∏–µ –º–µ—Ç–æ–¥—ã –≤ –¥–æ–ø–æ–ª–Ω–µ–Ω–∏–µ –∫ –º–µ—Ç–æ–¥—É join (), –µ—Å–ª–∏ –≤—ã —Ö–æ—Ç–∏—Ç–µ –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞—Ç—å —Å–ø–∏—Å–æ–∫, —Å–æ–¥–µ—Ä–∂–∞—â–∏–π –Ω–µ—Å—Ç—Ä–æ–∫–æ–≤—ã–µ —Ç–∏–ø—ã –¥–∞–Ω–Ω—ã—Ö, –≤ —Å—Ç—Ä–æ–∫—É.
Python Convert List to String: List of Strings
–°–∏–Ω—Ç–∞–∫—Å–∏—Å –¥–ª—è –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞–Ω–∏—è —Å–ø–∏—Å–∫–∞ —Å—Ç—Ä–æ–∫ –≤ –æ–¥–Ω—É —Å—Ç—Ä–æ–∫—É:
–≠—Ç–æ—Ç –∫–æ–¥ –æ–±—ä–µ–¥–∏–Ω—è–µ—Ç –Ω–∞—à–∏ –¥–≤–∞ –∑–Ω–∞—á–µ–Ω–∏—è –≤ —Å—Ç—Ä–æ–∫—É. –ó–Ω–∞—á–µ–Ω–∏–µ –≤ –∫–∞–≤—ã—á–∫–∞—Ö –ø–µ—Ä–µ–¥ –º–µ—Ç–æ–¥–æ–º .join () —Å–æ–æ–±—â–∞–µ—Ç –Ω–∞–º, –∫–∞–∫ –∫–∞–∂–¥–∞—è —Å—Ç—Ä–æ–∫–∞ –±—É–¥–µ—Ç —Ä–∞–∑–¥–µ–ª–µ–Ω–∞. –í —ç—Ç–æ–º —Å–ª—É—á–∞–µ –º—ã –æ—Ç–¥–µ–ª–∏–ª–∏ –∫–∞–∂–¥—É—é —Å—Ç—Ä–æ–∫—É –∑–∞–ø—è—Ç–æ–π, –∞ –∑–∞—Ç–µ–º –ø—Ä–æ–±–µ–ª–æ–º. –ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:
–ü—Ä–µ–¥–ø–æ–ª–æ–∂–∏–º, —É –Ω–∞—Å –µ—Å—Ç—å —Å–ø–∏—Å–æ–∫ –∏–Ω–≥—Ä–µ–¥–∏–µ–Ω—Ç–æ–≤, –Ω–µ–æ–±—Ö–æ–¥–∏–º—ã—Ö –¥–ª—è –≤—ã–ø–µ—á–∫–∏ –ª–µ–ø–µ—à–∫–∏. –£ –Ω–∞—Å –µ—Å—Ç—å —ç—Ç–∏ –∏–Ω–≥—Ä–µ–¥–∏–µ–Ω—Ç—ã, —Ö—Ä–∞–Ω—è—â–∏–µ—Å—è –≤ –≤–∏–¥–µ —Å–ø–∏—Å–∫–∞, –Ω–æ –º—ã —Ö–æ—Ç–∏–º –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞—Ç—å —Å–ø–∏—Å–æ–∫ –≤ —Å—Ç—Ä–æ–∫—É. –ú—ã –Ω–∞–º–µ—Ä–µ–Ω—ã –≤—ã–≤–µ—Å—Ç–∏ –Ω–∞ –∫–æ–Ω—Å–æ–ª—å Python —Å–æ–æ–±—â–µ–Ω–∏–µ –æ —Ç–æ–º, –∫–∞–∫–∏–µ –∏–Ω–≥—Ä–µ–¥–∏–µ–Ω—Ç—ã –Ω–µ–æ–±—Ö–æ–¥–∏–º—ã –¥–ª—è —Ä–µ—Ü–µ–ø—Ç–∞.
–î–ª—è –Ω–∞—á–∞–ª–∞ –¥–∞–≤–∞–π—Ç–µ –æ–ø—Ä–µ–¥–µ–ª–∏–º –Ω–∞—à —Å–ø–∏—Å–æ–∫ –∏–Ω–≥—Ä–µ–¥–∏–µ–Ω—Ç–æ–≤:
81% —É—á–∞—Å—Ç–Ω–∏–∫–æ–≤ –∑–∞—è–≤–∏–ª–∏, —á—Ç–æ –ø–æ—Å–ª–µ –ø–æ—Å–µ—â–µ–Ω–∏—è –ó–∞–ø–∏—à–∏—Ç–µ—Å—å –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–∞ –ø–µ—Ä–µ—Ö–æ–¥–Ω—É—é –∫–∞—Ä—å–µ—Ä—É, –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.
–¢–µ–ø–µ—Ä—å –¥–∞–≤–∞–π—Ç–µ " s –∏—Å–ø–æ–ª—å–∑—É—é—Ç –º–µ—Ç–æ–¥ join () –¥–ª—è –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞–Ω–∏—è –Ω–∞—à–µ–≥–æ —Å–ø–∏—Å–∫–∞ –≤ –æ–¥–Ω—É —Å—Ç—Ä–æ–∫—É:
–ú—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –º–µ—Ç–æ–¥ .join () –¥–ª—è –æ–±—ä–µ–¥–∏–Ω–µ–Ω–∏—è –Ω–∞—à–µ–≥–æ —Å–ø–∏—Å–∫–∞. –ö–∞–∂–¥—ã–π —ç–ª–µ–º–µ–Ω—Ç –≤ –Ω–∞—à–µ–º –°–ø–∏—Å–æ–∫ –ø–æ—è–≤–∏—Ç—Å—è –º–µ–∂–¥—É —Å—Ç—Ä–æ–∫–æ–π & ldquo ;, " –≤ –Ω–∞—à–µ–π –ø–æ—Å–ª–µ–¥–Ω–µ–π —Å—Ç—Ä–æ–∫–µ. –≠—Ç–æ —É–ø—Ä–æ—Å—Ç–∏—Ç –Ω–∞–º —á—Ç–µ–Ω–∏–µ –∏–Ω–≥—Ä–µ–¥–∏–µ–Ω—Ç–æ–≤. –î–∞–≤–∞–π—Ç–µ –∑–∞–ø—É—Å—Ç–∏–º –Ω–∞—à –∫–æ–¥ –∏ –ø–æ—Å–º–æ—Ç—Ä–∏–º, —á—Ç–æ –ø—Ä–æ–∏–∑–æ–π–¥–µ—Ç:
< p> –ù–∞—à –∫–æ–¥ —É—Å–ø–µ—à–Ω–æ –æ—Ç–æ–±—Ä–∞–∂–∞–µ—Ç —Å–ø–∏—Å–æ–∫ –∏–Ω–≥—Ä–µ–¥–∏–µ–Ω—Ç–æ–≤.
Python Convert List to String : –¶–µ–ª—ã–µ —á–∏—Å–ª–∞ –∏–ª–∏ —á–∏—Å–ª–∞ —Å –ø–ª–∞–≤–∞—é—â–µ–π –∑–∞–ø—è—Ç–æ–π –∏–ª–∏ –∫–æ–º–±–∏–Ω–∞—Ü–∏—è
–ú–µ—Ç–æ–¥ join () –æ–±—ä–µ–¥–∏–Ω—è–µ—Ç —Ç–æ–ª—å–∫–æ —Å–ø–∏—Å–∫–∏ —Å—Ç—Ä–æ–∫. –ß—Ç–æ–±—ã –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞—Ç—å —Å–ø–∏—Å–æ–∫, —Å–æ–¥–µ—Ä–∂–∞—â–∏–π —Ö–æ—Ç—è –±—ã –æ–¥–Ω–æ —Ü–µ–ª–æ–µ —á–∏—Å–ª–æ –∏–ª–∏ —á–∏—Å–ª–æ —Å –ø–ª–∞–≤–∞—é—â–µ–π –∑–∞–ø—è—Ç–æ–π, –≤ —Å—Ç—Ä–æ–∫—É, –≤–∞–º –Ω—É–∂–Ω–æ –±—É–¥–µ—Ç –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –Ω–µ–∫–æ—Ç–æ—Ä—ã–π –º–µ—Ç–æ–¥ –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞–Ω–∏—è —Ü–µ–ª—ã—Ö —á–∏—Å–µ–ª –∏ —á–∏—Å–µ–ª —Å –ø–ª–∞–≤–∞—é—â–µ–π –∑–∞–ø—è—Ç–æ–π –≤ —Å—Ç—Ä–æ–∫–∏. –û–±—â–∏–µ –º–µ—Ç–æ–¥—ã –≤–∫–ª—é—á–∞—é—Ç –≤ —Å–µ–±—è —Å–æ—Å—Ç–∞–≤–ª–µ–Ω–∏–µ —Å–ø–∏—Å–∫–∞ –∏ –º–µ—Ç–æ–¥ map ().
–ü—Ä–µ–¥–ø–æ–ª–æ–∂–∏–º, —É –Ω–∞—Å –µ—Å—Ç—å —Å–ø–∏—Å–æ–∫, —Å–æ–¥–µ—Ä–∂–∞—â–∏–π –≤—Å–µ –æ—Ü–µ–Ω–∫–∏, –ø–æ–ª—É—á–µ–Ω–Ω—ã–µ –±—É–ª–æ—á–∫–æ–π –∂—é—Ä–∏. –í –Ω–∞—à–µ–º —Å–ø–∏—Å–∫–µ —Ç–æ–ª—å–∫–æ —Ü–µ–ª—ã–µ —á–∏—Å–ª–∞:
–ú—ã —Ö–æ—Ç–∏–º –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞—Ç—å —ç—Ç–æ—Ç —Å–ø–∏—Å–æ–∫ –≤ —Å—Ç—Ä–æ–∫—É. –î–ª—è —ç—Ç–æ–≥–æ –º—ã –º–æ–≥–ª–∏ –±—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å —Å–ª–µ–¥—É—é—â–∏–π –∫–æ–¥:
–ú—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –ø–æ–Ω–∏–º–∞–Ω–∏–µ —Å–ø–∏—Å–∫–∞ –¥–ª—è –ø–µ—Ä–µ–±–æ—Ä–∞ –∫–∞–∂–¥–æ–≥–æ —ç–ª–µ–º–µ–Ω—Ç–∞ –≤ —Å–ø–∏—Å–∫–µ —Ä–µ–π—Ç–∏–Ω–≥–æ–≤. –ú—ã –ø—Ä–µ–æ–±—Ä–∞–∑—É–µ–º –∫–∞–∂–¥—ã–π —ç–ª–µ–º–µ–Ω—Ç –≤ —Å—Ç—Ä–æ–∫—É —Å –ø–æ–º–æ—â—å—é –º–µ—Ç–æ–¥–∞ str (). –ó–∞—Ç–µ–º –º—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –º–µ—Ç–æ–¥ join (), —á—Ç–æ–±—ã –¥–æ–±–∞–≤–∏—Ç—å –≤—Å–µ —ç—Ç–∏ –∑–Ω–∞—á–µ–Ω–∏—è –≤ —Å—Ç—Ä–æ–∫—É final_ratings. –î–∞–≤–∞–π—Ç–µ –æ—Ç–æ–±—Ä–∞–∑–∏–º —Å–æ–¥–µ—Ä–∂–∏–º–æ–µ –Ω–∞—à–µ–π —Å—Ç—Ä–æ–∫–∏ –≤ –∫–æ–Ω—Å–æ–ª–∏:
–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:
–ú—ã —É—Å–ø–µ—à–Ω–æ —Ä–∞—Å–ø–µ—á–∞—Ç–∞–ª–∏ –Ω–∞—à —Å–ø–∏—Å–æ–∫ —Ü–µ–ª—ã—Ö —á–∏—Å–µ–ª –Ω–∞ –∫–æ–Ω—Å–æ–ª–∏.
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–ú—ã —Ç–∞–∫–∂–µ –º–æ–∂–µ–º –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –º–µ—Ç–æ–¥ map () –¥–ª—è –¥–æ—Å—Ç–∏–∂–µ–Ω–∏—è —Ç–æ–≥–æ –∂–µ —Ä–µ–∑—É–ª—å—Ç–∞—Ç–∞, —á—Ç–æ –∏ –≤ –Ω–∞—à–µ–º –ø—Ä–∏–º–µ—Ä–µ –≤—ã—à–µ:
–ú–µ—Ç–æ–¥ map () –ø—Ä–µ–æ–±—Ä–∞–∑—É–µ—Ç –∫–∞–∂–¥—ã–π —ç–ª–µ–º–µ–Ω—Ç –≤ –Ω–∞—à–µ–º —Å–ø–∏—Å–∫–µ –æ—Ü–µ–Ω–æ–∫ –≤ —Å—Ç—Ä–æ–∫—É. –ú—ã –ø–µ—Ä–µ–¥–∞–µ–º —Ä–µ–∑—É–ª—å—Ç–∞—Ç map () —á–µ—Ä–µ–∑ –º–µ—Ç–æ–¥ join () –¥–ª—è —Å–æ–∑–¥–∞–Ω–∏—è —Å—Ç—Ä–æ–∫–∏.
–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:
–ö–∞–∫ –≤–∏–¥–∏—Ç–µ, –Ω–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç —Ç–æ—Ç –∂–µ —Ä–µ–∑—É–ª—å—Ç–∞—Ç, —á—Ç–æ –∏ –Ω–∞—à –ø—Ä–∏–º–µ—Ä, –∫–æ—Ç–æ—Ä—ã–π –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–ª –ø–æ–Ω–∏–º–∞–Ω–∏–µ —Å–ø–∏—Å–∫–∞ –≤–º–µ—Å—Ç–æ –º–µ—Ç–æ–¥–∞ map ().
–ó–∞–∫–ª—é—á–µ–Ω–∏–µ
Python join () –º–µ—Ç–æ–¥ let s –≤—ã –æ–±—ä–µ–¥–∏–Ω—è–µ—Ç–µ —Å–ø–∏—Å–æ–∫ —Å—Ç—Ä–æ–∫ –≤ —Å—Ç—Ä–æ–∫—É. –í—ã –º–æ–∂–µ—Ç–µ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –ø–æ–Ω–∏–º–∞–Ω–∏–µ —Å–ø–∏—Å–∫–∞ –∏–ª–∏ —Ñ—É–Ω–∫—Ü–∏—é map () –≤ –¥–æ–ø–æ–ª–Ω–µ–Ω–∏–µ –∫ –º–µ—Ç–æ–¥—É join () –¥–ª—è –ø—Ä–µ–æ–±—Ä–∞–∑–æ–≤–∞–Ω–∏—è —Å–ø–∏—Å–∫–∞, —Å–æ–¥–µ—Ä–∂–∞—â–µ–≥–æ —Ö–æ—Ç—è –±—ã –æ–¥–Ω–æ —Ü–µ–ª–æ–µ —á–∏—Å–ª–æ –∏–ª–∏ —á–∏—Å–ª–æ —Å –ø–ª–∞–≤–∞—é—â–µ–π –∑–∞–ø—è—Ç–æ–π, –≤ —Å—Ç—Ä–æ–∫—É.
–•–æ—Ç–∏—Ç–µ —É–∑–Ω–∞—Ç—å –±–æ–ª—å—à–µ –æ Python? –û–∑–Ω–∞–∫–æ–º—å—Ç–µ—Å—å —Å –Ω–∞—à–∏–º —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–æ–º –ø–æ –∏–∑—É—á–µ–Ω–∏—é Python. –≠—Ç–æ —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–æ —Å–æ–¥–µ—Ä–∂–∏—Ç –ª—É—á—à–∏–µ —Å–æ–≤–µ—Ç—ã –ø–æ –∏–∑—É—á–µ–Ω–∏—é Python, –∞ —Ç–∞–∫–∂–µ —Å–ø–∏—Å–æ–∫ –ª—É—á—à–∏—Ö –∫—É—Ä—Å–æ–≤ –∏ –∫–Ω–∏–≥, –∫–æ—Ç–æ—Ä—ã–µ –ø–æ–º–æ–≥—É—Ç –≤–∞–º —É–ª—É—á—à–∏—Ç—å —Å–≤–æ–∏ –∑–Ω–∞–Ω–∏—è Python.
