Python начинается с и заканчивается: пошаговое руководство

Функции и методы Python

–ü–∞—Ä–∞–º–µ—Ç—Ä –ø–æ–¥—Å—Ç—Ä–æ–∫–∏ —á—É–≤—Å—Ç–≤–∏—Ç–µ–ª–µ–Ω –∫ —Ä–µ–≥–∏—Å—Ç—Ä—É . –ü–æ—ç—Ç–æ–º—É, –µ—Å–ª–∏ –≤—ã –∏—â–µ—Ç–µ s –≤ —Å—Ç—Ä–æ–∫–µ, –æ–Ω –±—É–¥–µ—Ç —Ç–æ–ª—å–∫–æ –∏—Å–∫–∞—Ç—å –¥–ª—è —ç–∫–∑–µ–º–ø–ª—è—Ä–æ–≤ s –≤ –Ω–∏–∂–Ω–µ–º —Ä–µ–≥–∏—Å—Ç—Ä–µ. –ï—Å–ª–∏ –≤—ã —Ö–æ—Ç–∏—Ç–µ –Ω–∞–π—Ç–∏ S –≤ –≤–µ—Ä—Ö–Ω–µ–º —Ä–µ–≥–∏—Å—Ç—Ä–µ, –≤–∞–º –Ω–µ–æ–±—Ö–æ–¥–∏–º–æ —É–∫–∞–∑–∞—Ç—å —ç—Ç–æ—Ç —Å–∏–º–≤–æ–ª. –ö—Ä–æ–º–µ —Ç–æ–≥–æ, –ø–æ–º–Ω–∏—Ç–µ, —á—Ç–æ –ø–æ–∑–∏—Ü–∏–∏ –∏–Ω–¥–µ–∫—Å–∞ –≤ Python –Ω–∞—á–∏–Ω–∞—é—Ç—Å—è at , —á—Ç–æ –ø–æ–≤–ª–∏—è–µ—Ç –Ω–∞ –ø–∞—Ä–∞–º–µ—Ç—Ä—ã start_pos –∏ end_pos.

–î–∞–≤–∞–π—Ç–µ —Ä–∞—Å—Å–º–æ—Ç—Ä–∏–º –ø—Ä–∏–º–µ—Ä, —á—Ç–æ–±—ã –ø—Ä–æ–¥–µ–º–æ–Ω—Å—Ç—Ä–∏—Ä–æ–≤–∞—Ç—å startwith () –≤ –¥–µ–π—Å—Ç–≤–∏–∏.

–î–æ–ø—É—Å—Ç–∏–º, –º—ã —è–≤–ª—è–µ–º—Å—è –∞—Ä–∫–∞–¥–Ω—ã–º –æ–ø–µ—Ä–∞—Ç–æ—Ä–æ–º –∏ –ø—Ä–æ–≤–æ–¥–∏–º —Å–ø–µ—Ü–∏–∞–ª—å–Ω—É—é –∞–∫—Ü–∏—é. –ö–∞–∂–¥—ã–π –ø–æ–∫—É–ø–∞—Ç–µ–ª—å, –∏–º—è –∫–æ—Ç–æ—Ä–æ–≥–æ –Ω–∞—á–∏–Ω–∞–µ—Ç—Å—è —Å J, —è–≤–ª—è–µ—Ç—Å—è –∏–º–µ–µ—Ç –ø—Ä–∞–≤–æ –Ω–∞ 200 –¥–æ–ø–æ–ª–Ω–∏—Ç–µ–ª—å–Ω—ã—Ö –±–∏–ª–µ—Ç–æ–≤ –∑–∞ –∫–∞–∂–¥—ã–µ 1000 –±–∏–ª–µ—Ç–æ–≤, –∫–æ—Ç–æ—Ä—ã–µ –æ–Ω–∏ –≤—ã–∏–≥—Ä–∞–ª–∏ –≤ –∏–≥—Ä–æ–≤–æ–º –∞–≤—Ç–æ–º–∞—Ç–µ. –ß—Ç–æ–±—ã –æ–±–º–µ–Ω—è—Ç—å —ç—Ç–∏ –±–∏–ª–µ—Ç—ã, –ø–æ–∫—É–ø–∞—Ç–µ–ª—å –¥–æ–ª–∂–µ–Ω –æ—Ç—Å–∫–∞–Ω–∏—Ä–æ–≤–∞—Ç—å —Å–≤–æ—é –∫–∞—Ä—Ç–æ—á–∫—É –∏–≥—Ä–æ–≤–æ–≥–æ –∞–≤—Ç–æ–º–∞—Ç–∞ –Ω–∞ —Å—Ç–æ–π–∫–µ —Ä–µ–≥–∏—Å—Ç—Ä–∞—Ü–∏–∏, –∫–æ—Ç–æ—Ä–∞—è —É–ø—Ä–∞–≤–ª—è–µ—Ç—Å—è –ø—Ä–æ—Ñ–µ—Å—Å–∏–æ–Ω–∞–ª–æ–º –≥—Ä–∞–º–º, —á—Ç–æ–±—ã –ø—Ä–æ–≤–µ—Ä–∏—Ç—å –ø–µ—Ä–≤—É—é –±—É–∫–≤—É –∏—Ö –∏–º–µ–Ω–∏.

–í–æ—Ç –∫–æ–¥, –∫–æ—Ç–æ—Ä—ã–π –º—ã –º–æ–≥–ª–∏ –±—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å, —á—Ç–æ–±—ã –ø—Ä–æ–≤–µ—Ä–∏—Ç—å, —Å–æ–≤–ø–∞–¥–∞–µ—Ç –ª–∏ –ø–µ—Ä–≤–∞—è –±—É–∫–≤–∞ –∏–º–µ–Ω–∏ –∫–ª–∏–µ–Ω—Ç–∞ —Å J: < / p>

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç: True. –í –ø–µ—Ä–≤–æ–π —Å—Ç—Ä–æ–∫–µ –Ω–∞—à–µ–≥–æ –∫–æ–¥–∞ –º—ã –æ–ø—Ä–µ–¥–µ–ª—è–µ–º –ø–µ—Ä–µ–º–µ–Ω–Ω—É—é —Å –∏–º–µ–Ω–µ–º customer_name, –≤ –∫–æ—Ç–æ—Ä–æ–π —Ö—Ä–∞–Ω–∏—Ç—Å—è –∏–º—è –Ω–∞—à–µ–≥–æ –∫–ª–∏–µ–Ω—Ç–∞. –ó–∞—Ç–µ–º –º—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º startwith (), —á—Ç–æ–±—ã –ø—Ä–æ–≤–µ—Ä–∏—Ç—å, –¥–µ–π—Å—Ç–≤–∏—Ç–µ–ª—å–Ω–æ –ª–∏ " customer_name " –ø–µ—Ä–µ–º–µ–Ω–Ω–∞—è –Ω–∞—á–∏–Ω–∞–µ—Ç—Å—è —Å J. –í —ç—Ç–æ–º —Å–ª—É—á–∞–µ –∏–º—è –Ω–∞—à–µ–≥–æ –∫–ª–∏–µ–Ω—Ç–∞ –Ω–∞—á–∏–Ω–∞–µ—Ç—Å—è —Å J, –ø–æ—ç—Ç–æ–º—É –Ω–∞—à–∞ –ø—Ä–æ–≥—Ä–∞–º–º–∞ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç True.

–ï—Å–ª–∏ –≤—ã –Ω–µ —É–∫–∞–∂–µ—Ç–µ start_pos –∏–ª–∏ end_pos arguments, startwith () –±—É–¥–µ—Ç –∏—Å–∫–∞—Ç—å —Ç–æ–ª—å–∫–æ —Ç—É –ø–æ–¥—Å—Ç—Ä–æ–∫—É, –∫–æ—Ç–æ—Ä—É—é –≤—ã —É–∫–∞–∑–∞–ª–∏ –≤ –Ω–∞—á–∞–ª–µ —Å—Ç—Ä–æ–∫–∏.

–¢–µ–ø–µ—Ä—å –ø–æ–∑–≤–æ–ª—å—Ç–µ " s —Å–∫–∞–∑–∞—Ç—å, —á—Ç–æ –º—ã –º–µ–Ω—è–µ–º –Ω–∞—à–µ –ø—Ä–æ–¥–≤–∏–∂–µ–Ω–∏–µ –∏ —Ç–æ–ª—å–∫–æ –ª—é–¥–µ–π, —á—å–µ –∏–º—è —Å–æ–¥–µ—Ä–∂–∏—Ç s –º–µ–∂–¥—É –≤—Ç–æ—Ä–æ–π –∏ –ø—è—Ç–æ–π –±—É–∫–≤–∞–º–∏ –∏—Ö –ø–æ–ª–Ω–æ–≥–æ –∏–º–µ–Ω–∏. –ú—ã –º–æ–≥–ª–∏ –ø—Ä–æ–≤–µ—Ä–∏—Ç—å, —Å–æ–¥–µ—Ä–∂–∏—Ç –ª–∏ –ø–æ–ª–Ω–æ–µ –∏–º—è –∫–ª–∏–µ–Ω—Ç–∞ s –º–µ–∂–¥—É –≤—Ç–æ—Ä–æ–π –∏ –ø—è—Ç–æ–π –±—É–∫–≤–∞–º–∏ –µ–≥–æ –ø–æ–ª–Ω–æ–≥–æ –∏–º–µ–Ω–∏, –∏—Å–ø–æ–ª—å–∑—É—è —Å–ª–µ–¥—É—é—â–∏–π –∫–æ–¥:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç: –õ–æ–∂—å. –í –Ω–∞—à–µ–º –∫–æ–¥–µ –º—ã —É–∫–∞–∑–∞–ª–∏ –∫–∞–∫ –ø–∞—Ä–∞–º–µ—Ç—Ä start_pos, —Ç–∞–∫ –∏ –ø–∞—Ä–∞–º–µ—Ç—Ä end_pos, –¥–ª—è –∫–æ—Ç–æ—Ä—ã—Ö —É—Å—Ç–∞–Ω–æ–≤–ª–µ–Ω–æ –∑–Ω–∞—á–µ–Ω–∏–µ 1 –∏ 5 —Å–æ–æ—Ç–≤–µ—Ç—Å—Ç–≤–µ–Ω–Ω–æ. –≠—Ç–æ —É–∫–∞–∑—ã–≤–∞–µ—Ç startwith () —Ç–æ–ª—å–∫–æ –∏—Å–∫–∞—Ç—å –±—É–∫–≤—É s –º–µ–∂–¥—É –≤—Ç–æ—Ä—ã–º –∏ –ø—è—Ç—ã–º —Å–∏–º–≤–æ–ª–∞–º–∏ –≤ –Ω–∞—à–µ–π —Å—Ç—Ä–æ–∫–µ (—Å–∏–º–≤–æ–ª—ã —Å–æ –∑–Ω–∞—á–µ–Ω–∏–µ–º –∏–Ω–¥–µ–∫—Å–∞ –æ—Ç 1 –¥–æ 5).

Python Endswith

–ú–µ—Ç–æ–¥ —Ñ–æ—Ä–º–∞—Ç–∏—Ä–æ–≤–∞–Ω–∏—è —Å—Ç—Ä–æ–∫–∏ ndswith () –º–æ–∂–Ω–æ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –¥–ª—è –ø—Ä–æ–≤–µ—Ä–∫–∏ —Ç–æ–≥–æ, –∑–∞–∫–∞–Ω—á–∏–≤–∞–µ—Ç—Å—è –ª–∏ —Å—Ç—Ä–æ–∫–∞ –æ–ø—Ä–µ–¥–µ–ª–µ–Ω–Ω—ã–º –∑–Ω–∞—á–µ–Ω–∏–µ–º. ndswith () —Ä–∞–±–æ—Ç–∞–µ—Ç —Ç–∞–∫ –∂–µ, –∫–∞–∫ –º–µ—Ç–æ–¥ startwith (), –Ω–æ –≤–º–µ—Å—Ç–æ –ø–æ–∏—Å–∫–∞ –ø–æ–¥—Å—Ç—Ä–æ–∫–∏ –≤ –Ω–∞—á–∞–ª–µ —Å—Ç—Ä–æ–∫–∏ –æ–Ω –∏—â–µ—Ç –≤ –∫–æ–Ω—Ü–µ.

–ó–¥–µ—Å—å " s —Å–∏–Ω—Ç–∞–∫—Å–∏—Å –¥–ª—è –º–µ—Ç–æ–¥–∞ ndswith ():

–û–ø—Ä–µ–¥–µ–ª–µ–Ω–∏—è –¥–ª—è —ç—Ç–∏—Ö –ø–∞—Ä–∞–º–µ—Ç—Ä–æ–≤ —Ç–∞–∫–∏–µ –∂–µ, –∫–∞–∫ –∏ –≤ –º–µ—Ç–æ–¥–µ startwith ().

–ü—É—Å—Ç—å " s —Ä–∞—Å—Å–º–æ—Ç—Ä–∏—Ç–µ –ø—Ä–∏–º–µ—Ä, —á—Ç–æ–±—ã –ø—Ä–æ–¥–µ–º–æ–Ω—Å—Ç—Ä–∏—Ä–æ–≤–∞—Ç—å, –∫–∞–∫ –º–µ—Ç–æ–¥ ndswith () –º–æ–∂–Ω–æ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –≤ Python. –î–æ–ø—É—Å—Ç–∏–º, —É –Ω–∞—Å –µ—Å—Ç—å –∞–≤–∏–∞–∫–æ–º–ø–∞–Ω–∏—è –∏ –º—ã —Ö–æ—Ç–∏–º –æ–±—Ä–∞–±–æ—Ç–∞—Ç—å –≤–æ–∑–≤—Ä–∞—Ç —Å—Ä–µ–¥—Å—Ç–≤ –Ω–∞ –∫—Ä–µ–¥–∏—Ç–Ω—É—é –∫–∞—Ä—Ç—É –∫–ª–∏–µ–Ω—Ç–∞. –î–ª—è —ç—Ç–æ–≥–æ –º—ã –Ω –Ω–µ–æ–±—Ö–æ–¥–∏–º–æ –∑–Ω–∞—Ç—å –ø–æ—Å–ª–µ–¥–Ω–∏–µ —á–µ—Ç—ã—Ä–µ —Ü–∏—Ñ—Ä—ã –Ω–æ–º–µ—Ä–∞ –∏—Ö –∫–∞—Ä—Ç—ã, —á—Ç–æ–±—ã –º—ã –º–æ–≥–ª–∏ —Å—Ä–∞–≤–Ω–∏—Ç—å –∏—Ö —Å —Ç–æ–π, –∫–æ—Ç–æ—Ä–∞—è –µ—Å—Ç—å –≤ –Ω–∞—à–µ–º —Ñ–∞–π–ª–µ.

–í–æ—Ç –ø—Ä–∏–º–µ—Ä —Ç–æ–≥–æ, —á—Ç–æ ndswith () —è–≤–ª—è–µ—Ç—Å—è –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è –¥–ª—è –ø—Ä–æ–≤–µ—Ä–∫–∏ —Å–æ–æ—Ç–≤–µ—Ç—Å—Ç–≤–∏—è —á–µ—Ç—ã—Ä–µ—Ö —Ü–∏—Ñ—Ä, –ø—Ä–µ–¥–æ—Å—Ç–∞–≤–ª–µ–Ω–Ω—ã—Ö –∫–ª–∏–µ–Ω—Ç–æ–º, —Ü–∏—Ñ—Ä–∞–º –≤ —Ñ–∞–π–ª–µ:

–ù–∞—à–∞ –ø—Ä–æ–≥—Ä–∞–º–º–∞ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç: –ò—Å—Ç–∏–Ω–∞. –í —ç—Ç–æ–º —Å–ª—É—á–∞–µ –Ω–∞—à –∫–ª–∏–µ–Ω—Ç –¥–∞–ª –Ω–∞–º —Ü–∏—Ñ—Ä—ã 4242. –ú—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–ª–∏ –º–µ—Ç–æ–¥ ndswith (), —á—Ç–æ–±—ã –ø—Ä–æ–≤–µ—Ä–∏—Ç—å, —Å–æ–≤–ø–∞–¥–∞—é—Ç –ª–∏ —ç—Ç–∏ —á–∏—Å–ª–∞ —Å —Ç–µ–º–∏, –∫–æ—Ç–æ—Ä—ã–µ –±—ã–ª–∏ —É –Ω–∞—Å –≤ —Ñ–∞–π–ª–µ. –í —ç—Ç–æ–º —Å–ª—É—á–∞–µ —Å–æ—Ö—Ä–∞–Ω–µ–Ω–Ω–∞—è –∫—Ä–µ–¥–∏—Ç–Ω–∞—è –∫–∞—Ä—Ç–∞ –∑–∞–∫–æ–Ω—á–∏–ª–∞—Å—å –Ω–∞ 4242, –ø–æ—ç—Ç–æ–º—É –Ω–∞—à–∞ –ø—Ä–æ–≥—Ä–∞–º–º–∞ –≤–µ—Ä–Ω—É–ª–∞ True.

"–ö–∞—Ä—å–µ—Ä–Ω–∞—è –∫–∞—Ä–º–∞ –≤–æ—à–ª–∞ –≤ –º–æ—é –∂–∏–∑–Ω—å —Ç–æ–≥–¥–∞, –∫–æ–≥–¥–∞ –º–Ω–µ —ç—Ç–æ –±—ã–ª–æ –Ω—É–∂–Ω–æ –±–æ–ª—å—à–µ –≤—Å–µ–≥–æ, –∏ –±—ã—Å—Ç—Ä–æ –ø–æ–º–æ–≥–ª–∞ –º–Ω–µ –Ω–∞–π—Ç–∏ –ø–æ–¥—Ö–æ–¥. —á–µ—Ä–µ–∑ —É—á–µ–±–Ω—ã–π –ª–∞–≥–µ—Ä—å. –ß–µ—Ä–µ–∑ –¥–≤–∞ –º–µ—Å—è—Ü–∞ –ø–æ—Å–ª–µ –≤—ã–ø—É—Å–∫–∞ —è –Ω–∞—à–ª–∞ —Ä–∞–±–æ—Ç—É —Å–≤–æ–µ–π –º–µ—á—Ç—ã, –∫–æ—Ç–æ—Ä–∞—è —Å–æ–æ—Ç–≤–µ—Ç—Å—Ç–≤–æ–≤–∞–ª–∞ –º–æ–∏–º —Ü–µ–Ω–Ω–æ—Å—Ç—è–º –∏ —Ü–µ–ª—è–º –≤ –∂–∏–∑–Ω–∏! "

–í–µ–Ω–µ—Ä–∞, –∏–Ω–∂–µ–Ω–µ—Ä-–ø—Ä–æ–≥—Ä–∞–º–º–∏—Å—Ç –≤ Rockbot < / p>

–ú—ã —Ç–∞–∫–∂–µ –º–æ–≥–ª–∏ –±—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –Ω–µ–æ–±—è–∑–∞—Ç–µ–ª—å–Ω—ã–µ –∞—Ä–≥—É–º–µ–Ω—Ç—ã start_pos –∏ end_pos –¥–ª—è –ø–æ–∏—Å–∫–∞ –ø–æ–¥—Å—Ç—Ä–æ–∫–∏ –≤ –æ–ø—Ä–µ–¥–µ–ª–µ–Ω–Ω–æ–π –ø–æ–∑–∏—Ü–∏–∏ –∏–Ω–¥–µ–∫—Å–∞. & nbsp;

–î–æ–ø—É—Å—Ç–∏–º, —É –Ω–∞—Å –µ—Å—Ç—å –∫–∞—Ñ–µ, –∏ —É –Ω–∞—Å –µ—Å—Ç—å —Å—Ç—Ä–æ–∫–∞, –≤ –∫–æ—Ç–æ—Ä–æ–π —Ö—Ä–∞–Ω–∏—Ç—Å—è –≤—Å–µ, —á—Ç–æ –∑–∞–∫–∞–∑–∞–ª –∫–ª–∏–µ–Ω—Ç. –ù–∞—à –ø–æ–≤–∞—Ä —Ö–æ—á–µ—Ç –∑–Ω–∞—Ç—å, —Å–æ–¥–µ—Ä–∂–∏—Ç –ª–∏ –∑–∞–∫–∞–∑ Ham Sandwich, –∏ –∑–Ω–∞–µ—Ç, —á—Ç–æ –¥–ª–∏–Ω–∞ –Ω–∞—à–µ–π —Å—Ç—Ä–æ–∫–∏ —Ä–∞–≤–Ω–∞ 24. –ü–æ—Å–ª–µ–¥–Ω–∏–µ –ø—è—Ç—å —Å–∏–º–≤–æ–ª–æ–≤ –Ω–∞—à–µ–π —Å—Ç—Ä–æ–∫–∏ —Å–æ–¥–µ—Ä–∂–∞—Ç ORDER. –ò—Ç–∞–∫, –º—ã —Ö–æ—Ç–∏–º –ø—Ä–æ–ø—É—Å—Ç–∏—Ç—å –ø–µ—Ä–≤—ã–µ –ø—è—Ç—å —Å–∏–º–≤–æ–ª–æ–≤ –≤ –Ω–∞—à–µ–π —Å—Ç—Ä–æ–∫–µ.

–ú—ã –º–æ–≥–ª–∏ –±—ã –≤—ã–ø–æ–ª–Ω–∏—Ç—å —ç—Ç–æ—Ç –ø–æ–∏—Å–∫, –∏—Å–ø–æ–ª—å–∑—É—è —Å–ª–µ–¥—É—é—â–∏–π –∫–æ–¥:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç: True.

–í –Ω–∞—à–µ–º –ø—Ä–∏–º–µ—Ä–µ –º—ã —É–∫–∞–∑—ã–≤–∞–µ–º Ham Sandwich –≤ –∫–∞—á–µ—Å—Ç–≤–µ –ø–∞—Ä–∞–º–µ—Ç—Ä–∞ –Ω–∞—à–µ–π –ø–æ–¥—Å—Ç—Ä–æ–∫–∏.

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