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December 3, 2021   Uncategorized

??????? ? Python ??? ??????????: ?????????, ?????????, return

?? ???????? ???????? ?????? ????????? ???????? ?????????-???????????????? ??????????????, ?????????? ????? ????????????, ???????? ????????? ??? ? ????? ??????????? ???????????? ???????????. ????? ? ???, ??? ????? ?????? ????, ? ??????? ????? ???? ???, ??????????. ?? ??-?? ????, ??? ?? ?? ????? ???????? ???? ? ??????? ???????? ????????? ????, ?? ??? ??????? ?? ?????. ? ??-?? ????? ???, ??????? ?? ????? ? ?????, ??????? ??? ????????, ??????????, ? ?? ???????? ??? ????????. ??????? ? ????????????? ?????? ????? ????????????, ??? ???????? ??????????, ????????, ???-???????, ?????? ????????? ? ?????? ??????? ?????????.

????????? python ??? ??????????

????? ??? ?? ?????????? ???????? ???????????? ??? ?????????? ????????? ???????? True ??? False. ? Python ?????? ???????????? ????? ?????????????????? ???????? Unicode. ???????? ???????, ??? ????? ?????????????????? ????????, ??????? ???????????????? ????????? ?????????. ????? ????????????? Python ???????? ???? ???, ?? ??????? ????? ??????, ? ??????? ????? ??????? ????? 10. ??? ?????? ????? ????????? ?????????? Python ? ????????? ????, ??? ??????????? ??? Python.

?????? ? ???????? ???????? ??????

??? ????? ???????? ????????? ????? Python ???????? ??? ????????? ?????????? ??? ?????????? ?????. ??? ????????, ??? ?? ?????? ????????? ?????????? ??? ???????? ???? ??????, ??????? ??? ??????. ??? ???????? ????????? ???? ? ?????? ??? ????? ????????. ???????? ?????? ???????, ?????? ?????? ?????? ? ????? 50 ????? ?????????? ?????? ???????????????? ? ????. ?? ??-???????? ???????? ???????????? ??????? (? ??????? 2019 ???? ?????? ???????? 50-? ?????, ? Python — 3-?), ?? ? ???? ???? ???? ???????? ?????????????. ??? ????? ?????? ??????? ? ?????? ? ??????? ???????? ???????????? ??????.

????????? python ??? ??????????

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?? ????????, ? ?? ?????? ??????). ??? ? ???????? ? ????????, ? ???? ????? ?? ??????? ??? ????? ??????????? ??? ??????????? ?????????.

?????? ?????????? Python ??? Data Science: ??? ?????? ????? ????????????????

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??????? ???????. ?????????? ?? ????? Python ??????? ? 3-5 ??? ?????? ???????, ??? ?????????? ?? Java. ????? ????, ??? ???????? ???????????? ???? ??? ???????? ????????? ??? ????????????, ??? ? ????????-???????????????? ????????????????.

???????? ? ??????????, ????? ??? ?????? ? ???? ??????????, ? ?????? ?? ????????? ????????? ??????? ??, ?????????? ? ???????, ? ??????? print. ????????, ? ??? ?? ????? ?????, ? ????? ? ????????? ??????. ??? ????, ????? ?? ????? ????????? ????? ??? ??????, ?????????? ??????? type. ? ??? ??????, ?? ????????? ??????????, ??????? ?? ????????. ?????????? ????? ???? ??????? ????, ??? ????? ???? ?????, ?????? ? ?????? ??? ??? ??????. ????? ????? ????? ????????? ??? ?????????? ??????????????.

?????????? ????????? ?????????????? ????? (???????????) — Real Python

??????? print() ?? ???????????? ??????????? “??????????? ??????” ??????? ????????? print. ????????, ? Python 2, print “A\n”, “B” ?????????? “A\nB\n”; ?? ? Python 3, print(“A\n”, “B”) ?????????? “A\n B\n”. ??? ????????? ? ???????? ?????? ??? ??????? ?? ??????? ? Python ????? ??????? ??? ?????? ??? ???????, ? ????? ? ?????????? ??????? ??????? ?????? ????????. ????????, my_list[0] ????????? ? ??????? ???????? ?????? my_list, ? my_dict[«key»] ????????? ? ???????? ??????? my_dict ?? ????? «key». ??? ?? ??????? ???????, ??????????? ??? ???????, ?? ??????? ??????? ??????.

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  • ???? ?? ??? ????????? ????????? ?? ???, ??????? ???????? ? Python (sum, print, input).

??? ??????? ?? ????????, ??? ?? ??? x ????????????? ????????? ???????? ??????? ??????????, ? ?? ??? y – ??????? ??????????????? ????????. ?????? ?????? ?????? ? ??????? Data Science ???????? ???????????? ??????. ???? ???????????? – ??????? ?????? ????????? ? ?????????? ??? ???????. ?????? ??????? ? ???? ?????? ??????? ?? ???????? ? ?? ?????? ? ??????????. ????? ??????? ???????, ????? ????????? ??????????????? ??????. ??? ?????????? ?????? ? ??????? ???????????? ??????? INSERT INTO.

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??????? ?????? ?? ?????? ????? ??? ??? — ??????? ???????. ?????? ???? ?? ?????? ???? ? ???????????????? ???????????. ??????? ???? ????????? ?????????? ? ???????? ? ??????????? ??????????.

????????, ??? ?????? ? ????????? ?????? ????? ????? ???????????? ?????????? pandas, ? ??? ?????? ? ????????? — ?????????? numpy. ????? ??????????? ??????????? ??????? ????????? python ??? ?????????? ?????????? ????? ? ???????? ????????????? ??????. Python ????? ????????????? ????????? ?????????? ???????, ??????? ????? ????????? ????????? ???? ? ????? ?????????.

Python MySQL

?????????????????? ????????? ????????? ????????? ?? ????. Python – ????????-??????????????? ??????????????? ???????????????? ???? ? ???????????? ?????????? ? ?????????????? ??????????? ???????. ??????? ????????????? ??????? ?????????? ? ????????? ????????? ??? ??????????? ????? (?? ????? ? ???? ????????? ??????????, ???? ??? ??? ???-?? ??????????). ???????? ????????????? ???????? ???????? ? ??????? ??????? ?????????? (??????? ???? ??? ???????????? ???????). Python ????? ??????????? ??????????????? ? ????? ????????? ????.

?????? ?? ?????? ?????? ?????????, ??????? ????? ???????????? ????????????? ?????????. ?????? ?? ?????????? ?????? ????????? ? ?????????? ????????. ?????? ?? ????? ???????????? ??? ?????????? «????» ? ????? ????? ????? ?????????, ????? ???????? ?????? ? ????????, ??????? ?? ????????? ? ???? ??????????. ???????, ????? ????????????? Python ???????? ????????? ?????? 2, ??????? ?? ?????? ??? ????? ????????, ?? ???? ?????????. ?????????????, ?? ??????? 10 ????????? ? ?????????? ?? ?? ?????????. ? ???? ??????? ?? ??????, ??? ????????? ???? ?? ???????????? ?, ?????????????, ?????????????? ?? ??? ?????? ?????????? ???.