Как использовать Python, а не ключевое слово

Michael Zippo 27.11.2021

–î–∞–≤–∞–π—Ç–µ —Ä–∞—Å—Å–º–æ—Ç—Ä–∏–º –ø—Ä–∏–º–µ—Ä –∫–∞–∂–¥–æ–≥–æ –∏–∑ –Ω–∏—Ö.

–ò–Ω–≤–µ—Ä—Ç–∏—Ä–æ–≤–∞—Ç—å –ª–æ–≥–∏—á–µ—Å–∫–æ–µ –∑–Ω–∞—á–µ–Ω–∏–µ

–ü—Ä–æ—Å—Ç–µ–π—à–µ–µ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏–µ not –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ –∏–Ω–≤–µ—Ä—Ç–∏—Ä—É–µ—Ç –ª–æ–≥–∏—á–µ—Å–∫–æ–µ –∑–Ω–∞—á–µ–Ω–∏–µ. –≠—Ç–æ —É—Å—Ç–∞–Ω–∞–≤–ª–∏–≤–∞–µ—Ç –∑–Ω–∞—á–µ–Ω–∏–µ –ª–æ–≥–∏—á–µ—Å–∫–æ–≥–æ –∑–Ω–∞—á–µ–Ω–∏—è, –ø—Ä–æ—Ç–∏–≤–æ–ø–æ–ª–æ–∂–Ω–æ–µ –ø—Ä–∏—Å–≤–æ–µ–Ω–Ω–æ–º—É –µ–º—É –∑–Ω–∞—á–µ–Ω–∏—é.

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

–ù–∞—á–Ω–µ–º —Å –æ–±—ä—è–≤–ª–µ–Ω–∏—è –ø–µ—Ä–µ–º–µ–Ω–Ω–∞—è Python –¥–ª—è —Ö—Ä–∞–Ω–µ–Ω–∏—è –∏–Ω—Ñ–æ—Ä–º–∞—Ü–∏–∏ –æ –Ω–∞–ª–∏—á–∏–∏ —É –∫–ª–∏–µ–Ω—Ç–∞ –∫–∞—Ä—Ç—ã –ª–æ—è–ª—å–Ω–æ—Å—Ç–∏:

–ö–ª–∏–µ–Ω—Ç —É–≤–µ–¥–æ–º–∏–ª –Ω–∞—Å, —á—Ç–æ –æ–Ω —Ö–æ—á–µ—Ç –∞–Ω–Ω—É–ª–∏—Ä–æ–≤–∞—Ç—å —Å–≤–æ—é –∫–∞—Ä—Ç—É –ø–æ—Å—Ç–æ—è–Ω–Ω–æ–≥–æ –∫–ª–∏–µ–Ω—Ç–∞. –ó–∞—Ç–µ–º –º—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ not –¥–ª—è —ç—Ç–æ–≥–æ:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç: False. –≠—Ç–æ—Ç –∫–æ–¥ —É—Å–ø–µ—à–Ω–æ –∏–∑–º–µ–Ω–∏–ª –∑–Ω–∞—á–µ–Ω–∏–µ " loyalty_card & rdquo ;. –ï—Å–ª–∏ loyalty_card –±—ã–ª –ª–æ–∂–Ω—ã–º, –æ–Ω –ø—Ä–µ–≤—Ä–∞—Ç–∏–ª—Å—è –±—ã –≤ True. –í —ç—Ç–æ–º –ø—Ä–∏–º–µ—Ä–µ loyalty_card –±—ã–ª True, –ø–æ—ç—Ç–æ–º—É –æ–Ω –∏–Ω–≤–µ—Ä—Ç–∏—Ä–æ–≤–∞–Ω –≤ False.

–ö–ª—é—á–µ–≤—ã–µ —Å–ª–æ–≤–∞ Python if not –ø—Ä–æ–≤–µ—Ä—è—é—Ç, –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç –ª–∏ –≤—ã—Ä–∞–∂–µ–Ω–∏–µ –∑–Ω–∞—á–µ–Ω–∏–µ False. –ï—Å–ª–∏ –≤—ã—Ä–∞–∂–µ–Ω–∏–µ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç False, –≤—ã–ø–æ–ª–Ω—è–µ—Ç—Å—è –æ–ø–µ—Ä–∞—Ç–æ—Ä if. –í –ø—Ä–æ—Ç–∏–≤–Ω–æ–º —Å–ª—É—á–∞–µ –ø—Ä–æ–≥—Ä–∞–º–º–∞ –Ω–µ –≤—ã–ø–æ–ª–Ω–∏—Ç –æ–ø–µ—Ä–∞—Ç–æ—Ä if.

–û–¥–Ω–∞ –∏–∑ –∑–∞–º–µ—á–∞—Ç–µ–ª—å–Ω—ã—Ö –æ—Å–æ–±–µ–Ω–Ω–æ—Å—Ç–µ–π –∫–ª—é—á–µ–≤–æ–≥–æ —Å–ª–æ–≤–∞ not –∑–∞–∫–ª—é—á–∞–µ—Ç—Å—è –≤ —Ç–æ–º, —á—Ç–æ –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ –¥–µ–ª–∞–µ—Ç Python —Ç–∞–∫–∏–º –ª–µ–≥–∫–∏–º –¥–ª—è —á—Ç–µ–Ω–∏—è:

–ú—ã —Å–æ–±–∏—Ä–∞–µ–º—Å—è —Å–æ–∑–¥–∞—Ç—å –∏–Ω—Å—Ç—Ä—É–º–µ–Ω—Ç, –∫–æ—Ç–æ—Ä—ã–π –ø—Ä–æ–≤–µ—Ä—è–µ—Ç, –Ω–µ —è–≤–ª—è–µ—Ç—Å—è –ª–∏ –∫–ª–∏–µ–Ω—Ç –ª–æ—è–ª—å–Ω–æ—Å—Ç—å—é –≤–∏–∑–∏—Ç–Ω–∏—Ü–∞ –≤ –º–∞–≥–∞–∑–∏–Ω–µ –æ–¥–µ–∂–¥—ã. –í–æ-–ø–µ—Ä–≤—ã—Ö, –¥–∞–≤–∞–π—Ç–µ –æ–±—ä—è–≤–∏–º, –µ—Å—Ç—å –ª–∏ —É –ø–æ–∫—É–ø–∞—Ç–µ–ª—è –∫–∞—Ä—Ç–∞ –ø–æ—Å—Ç–æ—è–Ω–Ω–æ–≥–æ –∫–ª–∏–µ–Ω—Ç–∞:

–ù–∞—à –∫–ª–∏–µ–Ω—Ç - –≤–ª–∞–¥–µ–ª–µ—Ü –∫–∞—Ä—Ç—ã –ø–æ—Å—Ç–æ—è–Ω–Ω–æ–≥–æ –∫–ª–∏–µ–Ω—Ç–∞. –ï—Å–ª–∏ –∫–ª–∏–µ–Ω—Ç –Ω–µ —è–≤–ª—è–µ—Ç—Å—è –¥–µ—Ä–∂–∞—Ç–µ–ª–µ–º –∫–∞—Ä—Ç—ã –ª–æ—è–ª—å–Ω–æ—Å—Ç–∏, –æ–Ω –Ω–µ –∏–º–µ–µ—Ç –ø—Ä–∞–≤–∞ –Ω–∞ —Å–∫–∏–¥–∫—É. –í –ø—Ä–æ—Ç–∏–≤–Ω–æ–º —Å–ª—É—á–∞–µ –æ–Ω–∏ –¥–æ–ª–∂–Ω—ã –ø–æ–ª—É—á–∏—Ç—å —Å–∫–∏–¥–∫—É 5% –Ω–∞ –∫–∞–∂–¥—É—é –ø–æ–∫—É–ø–∫—É. –ú—ã –º–æ–≥–ª–∏ –±—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å —ç—Ç–æ—Ç –∫–æ–¥, —á—Ç–æ–±—ã –ø—Ä–æ–≤–µ—Ä–∏—Ç—å, –∏–º–µ–µ—Ç –ª–∏ –∫–ª–∏–µ–Ω—Ç –ø—Ä–∞–≤–æ –Ω–∞ —Å–∫–∏–¥–∫—É:

" if not loyalty_card " –ø—Ä–æ–≤–µ—Ä—è–µ—Ç, —Å–æ–æ—Ç–≤–µ—Ç—Å—Ç–≤—É–µ—Ç –ª–∏ –∑–Ω–∞—á–µ–Ω–∏–µ " loyalty_card " –ª–æ–∂–Ω–æ. –í —ç—Ç–æ–º –ø—Ä–∏–º–µ—Ä–µ loyalty_card –æ—Ü–µ–Ω–∏–≤–∞–µ—Ç—Å—è –∫–∞–∫ True. –≠—Ç–æ –æ–∑–Ω–∞—á–∞–µ—Ç, —á—Ç–æ –Ω–∞—à–µ –≤—ã—Ä–∞–∂–µ–Ω–∏–µ –æ—Ü–µ–Ω–∏–≤–∞–µ—Ç—Å—è –∫–∞–∫ False –∏ –≤—ã–ø–æ–ª–Ω—è–µ—Ç—Å—è —Å–æ–¥–µ—Ä–∂–∏–º–æ–µ –Ω–∞—à–µ–≥–æ –æ–ø–µ—Ä–∞—Ç–æ—Ä–∞ else. –ù–∞ –∫–æ–Ω—Å–æ–ª—å –≤—ã–≤–æ–¥–∏—Ç—Å—è —Å–ª–µ–¥—É—é—â–µ–µ —Å–æ–æ–±—â–µ–Ω–∏–µ:

–ù–∞—à –∫–ª–∏–µ–Ω—Ç —è–≤–ª—è–µ—Ç—Å—è –¥–µ—Ä–∂–∞—Ç–µ–ª–µ–º –∫–∞—Ä—Ç—ã –ª–æ—è–ª—å–Ω–æ—Å—Ç–∏, –ø–æ—ç—Ç–æ–º—É –æ–Ω –∏–º–µ–µ—Ç –ø—Ä–∞–≤–æ –Ω–∞ —Å–∫–∏–¥–∫—É.