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Изворен канал @pythonotes · Post #309 · 2 фев.

Метод строки split() разделяет строку на несколько строк по указанному символу >>> "a_b_c".split('_') ['a', 'b', 'c'] Можно указать максимальное количество разделений >>> "a_b_c".split('_', 1) ['a', 'b_c'] Или резать с другой стороны с помощью rsplit() (right split) >>> "a_b_c".rsplit('_', 1) ['a_b', 'c'] А что будет если оставить аргументы пустыми? >>> "a_b_c".split() ['a_b_c'] Получаем список с одним элементом, потому что по умолчанию используется пробельный символ. >>> "a b c".split() ['a', 'b', 'c'] То есть это равнозначно такому вызову? >>> "a b c".split(" ") ['a', 'b', 'c'] Кажется да, но нет! Давайте попробуем добавить пробелов между буквами >>> "a b c".split(" ") ['a', '', '', 'b', '', '', 'c'] И вот картина уже не так предсказуема 😕 А вот что будет по умолчанию >>> "a b c".split() ['a', 'b', 'c'] Всё снова красиво! 🤩 По умолчанию в качестве разделителя используется любой пробельный символ, будь то табуляция или новая строка. Включая несколько таких символов идущих подряд. А также игнорируются пробельные символы по краям строки. >>> "a\t b\n c ".split() ['a', 'b', 'c'] Аналогичный способ можно собрать с помощью регулярного выражения. Но пробелы по краям строки придется обрабатывать дополнительно. >>> import re >>> re.split(r"\s+", ' a b c '.strip()) ['a', 'b', 'c'] Здесь тоже можно указать количество разделений >>> re.split(r"\s+", 'a b c', 1) ['a', 'b c'] А что если мы хотим написать красиво, то есть split() без аргументов, но при этом указать количество разделений? В этом случае первым аргументом передаём None >>> "a\n b c".split(None, 1) ['a', 'b c'] Данный метод не учитывает строки с пробелами, взятые в кавычки 'a "b c" '.split() ['a', '"b', 'c"'] Но для таких случаев есть другие способы. #tricks#basic

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Interesting Planet 🌍

@interesting_planet_facts · Post #517 · 07.08.2025 г., 18:22

🌎 Deep inside Mount Rainier, rare mineral caves called "Paradise Ice Caves" form as flowing air carves tunnels through compacted mountain ice, creating shimmering blue chambers that slowly change shape with the seasons. ✨ #geology⚡#glaciers⚡#minerals 👉subscribe Interesting Planet

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@interesting_planet_facts · Post #591 · 19.08.2025 г., 20:22

🌎 Powerful enough to move mountains, glaciers shaped entire continents. As they advanced, their slow, grinding ice carved out valleys, lakes, and fjords still visible today. ✨ #geology⚡#glaciers⚡#landscapes 👉subscribe Interesting Planet

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@interesting_planet_facts · Post #678 · 03.09.2025 г., 00:22

🌎 Glacial ice cores are frozen natural records of Earth’s past atmosphere. As snow compacts into ice, it traps tiny air bubbles that preserve ancient air. Scientists analyze these bubbles to measure past greenhouse gas levels, revealing climate changes that go back over 800,000 years. ✨ #geology⚡#climatehistory⚡#glaciers 👉subscribe Interesting Planet ​

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@interesting_planet_facts · Post #620 · 24.08.2025 г., 13:22

🌎 In the heart of the Torres del Paine National Park in Chile, the Valle del Francés or "French Valley" mystifies visitors with its eerie groaning noises. The sounds come from glaciers cracking and shifting above, sometimes echoing like distant thunder across the silent rocky landscape—a wild reminder of Earth's restless, mysterious forces at work. ✨ #mysteries⚡#glaciers⚡#Chile 👉subscribe Interesting Planet ​

Amazing Geography 🌍

@amazingeo · Post #367 · 13.10.2025 г., 15:31

🌍 Water trapped as snow and ice in the Himalayas slowly melts each spring, feeding rivers that bring life to billions across Asia. This seasonal meltwater is key to the region’s water cycle. ✨ #hydrology⚡#rivers⚡#glaciers⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography 👉more Channels ​

Amazing Geography 🌍

@amazingeo · Post #649 · 27.02.2026 г., 20:31

🌍 Rapid melting of glaciers is raising global sea levels faster than expected, contributing to increased flooding risks in coastal cities and threatening freshwater supplies for millions worldwide. ✨ #climate⚡#glaciers⚡#flooding⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography 👉more Channels ​

Amazing Geography 🌍

@amazingeo · Post #228 · 13.09.2025 г., 09:12

🌍 Some mountain glaciers now lose over a meter of thickness each year due to warming temperatures. This rapid melt threatens fresh water supplies for millions living downstream. ✨ #glaciers⚡#climate⚡#water⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography🌍 ​

Amazing Geography 🌍

@amazingeo · Post #699 · 23.04.2026 г., 20:31

🌍 Antarctica is home to “blue ice” areas where strong winds strip away snow and expose centuries-old glacier ice, creating shimmering fields that reflect nearly as much sunlight as fresh snow. ✨ #glaciers⚡#Antarctica⚡#polar⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography 👉more Channels ​

Amazing Geography 🌍

@amazingeo · Post #658 · 11.03.2026 г., 20:31

🌍 In Antarctica’s Dry Valleys, glaciers flow slowly over bare rock and create icy waterfalls called “ice falls,” frozen in mid-cascade for years in the planet’s coldest, driest desert region. ✨ #glaciers⚡#Antarctica⚡#polar⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography 👉more Channels ​

Amazing Geography 🌍

@amazingeo · Post #237 · 14.09.2025 г., 20:12

🌍 In Antarctica’s McMurdo Dry Valleys, some glaciers create striking red waterfalls called “Blood Falls.” The color comes from iron-rich water oxidizing as it flows out of the ice. ✨ #glaciers⚡#polar⚡#Antarctica⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography🌍 ​

Amazing Geography 🌍

@amazingeo · Post #163 · 02.09.2025 г., 16:12

🌍 Some Antarctic glaciers can move several meters in a single day, driven by gravity and melting underneath. These "ice rivers" shape the landscape faster than most people imagine. ✨ #glaciers⚡#polar⚡#Antarctica⚡#geography⚡#nature⚡#earth 👉subscribe Amazing Geography🌍 ​

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