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ื˜ื™ืคื™ื ืงืฆืจื™ื ืœืžืชื›ื ืชื™ื ืžืืช ื™ื ื•ืŸ ืคืจืง

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# ื•ืฉื•ื‘ mypy ื”ืฆื™ืœ ืœื™ ืืช ื”ื™ื•ื ืฉื™ืžื• ืœื‘ ืœืงื•ื“ ื”ื‘ื ื‘ืœื™ Type Hints:
items = [{'a': 10, 'b': 20, '_id': 1},
         {'a': 12, 'b': 31, '_id': 2}]

x = 5 # type: int

def print_item(items, index):
    i = items[index]
    del(i['_id'])
    print(i)


print_item(items, 0)
print_item(items, 1)
ืจื•ืื™ื ืืช ื”ื‘ืื’? ื”ืงื•ื“ ืžื“ืคื™ืก ืืช ืฉื ื™ ื”ืžื™ืœื•ื ื™ื ืื‘ืœ ืžืงืœืงืœ ืืช ื”ืจืฉื™ืžื”. ืื ื ื“ืคื™ืก ืืช items ื‘ืกื•ืฃ ื”ืชื•ื›ื ื™ืช ื ืงื‘ืœ:
[{'a': 10, 'b': 20}, {'a': 12, 'b': 31}]
ื›ืœื•ืžืจ ืžืืคื™ื™ืŸ _id ื ืžื—ืง. ื‘ืจื•ืจ ืฉื–ื• ืœื ื”ื™ืชื” ื”ื›ื•ื•ื ื” ื‘ื›ืชื™ื‘ืช ื”ืคื•ื ืงืฆื™ื”. print_item ืจืง ืฆืจื™ื›ื” ืœื”ื“ืคื™ืก ืคืจื™ื˜ ื‘ืœื™ ื”ืฉื“ื•ืช ื”ืžื™ื•ื—ื“ื™ื ืฉืžืชื—ื™ืœื™ื ื‘ืกื™ืžืŸ ืงื• ืชื—ืชื™, ืื‘ืœ ืขืœ ื”ื“ืจืš ืžื™ืฉื”ื• ื”ืชื‘ืœื‘ืœ ื•ืžื—ืง ืžื™ื“ืข ืžืจืฉื™ืžื” ืฉื”ืชืงื‘ืœื” ื‘ืชื•ืจ ืงืœื˜. ืขื›ืฉื™ื• ืื•ืชื• ื”ืงื•ื“ ืขื Type Hints:
from typing import Mapping

Items = list[Mapping[str, int]]

items: Items = [{'a': 10, 'b': 20, '_id': 1},
                {'a': 12, 'b': 31, '_id': 2}]

x = 5 # type: int

def print_item(items: Items, index: int):
    i = items[index]
    del(i['_id'])
    print(i)


print_item(items, 0)
print_item(items, 1)

print(items)
ื”ืคืขื ื›ื‘ืจ ื‘ืชื•ืš PyCharm ื•ื‘ื˜ื— ื‘ื”ืคืขืœืช mypy ืžืงื‘ืœื™ื ืืช ื”ืฉื’ื™ืื”:
demo.py:12: error: "Mapping[str, int]" has no attribute "__delitem__"; maybe "__getitem__"?  [attr-defined]
Found 1 error in 1 file (checked 1 source file)
ื ื›ื•ืŸ, ืฆืจื™ืš ืœื–ื›ื•ืจ ืœื”ืฉืชืžืฉ ื‘ื˜ื™ืคื•ืก ื”ื ื›ื•ืŸ (Mapping ื‘ืžืงื•ื dict ืœื“ื‘ืจื™ื ืฉืืชื ืœื ืจื•ืฆื™ื ืฉื™ืฉืชื ื•), ื•ื‘ืจื•ืจ ืฉื”ื™ื” ื ื—ืžื“ ืื ื‘ื“ื™ืงื•ืช ื›ืืœื” ื”ื™ื• ืงื•ืจื•ืช ื‘ื‘ืจื™ืจืช ืžื—ื“ืœ, ื•ื‘ื›ืœ ื–ืืช ื’ื ื–ื• ืชื–ื›ื•ืจืช ื˜ื•ื‘ื” ืœื—ืฉื™ื‘ื•ืช ืฉืœ Type Hints.

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# ื”ื–ื“ืžื ื•ื™ื•ืช / ื“ื‘ืจื™ื ื™ื•ืชืจ ื“ื—ื•ืคื™ื ืกื“ืจ ืขื“ื™ืคื•ื™ื•ืช ื–ื” ืžืขื•ืœื” ื•ื—ืฉื•ื‘ ื›ื“ื™ ืœื”ืชืงื“ื ื‘ื—ื™ื™ื. ืื‘ืœ ืกื“ืจ ืขื“ื™ืคื•ื™ื•ืช ืžืฉืงืฃ ืชืžื™ื“ ืžืฆื‘ ืงื™ื™ื. ื”ื•ื ืžืฉืงืฃ ืืช ืžื” ืฉืืช ื—ื•ืฉื‘ืช ืฉืืช ืฆืจื™ื›ื”. ืกื“ืจ ืขื“ื™ืคื•ื™ื•ืช ื”ื•ื ืกื“ืจ ื”ืขื“ื™ืคื•ื™ื•ืช ืฉืงื‘ืขืช ืืชืžื•ืœ. ืกื“ืจ ืขื“ื™ืคื•ื™ื•ืช ืœืขืชื™ื ื ื“ื™ืจื•ืช ืžืฉืื™ืจ ืžืงื•ื ืœื”ื–ื“ืžื ื•ื™ื•ืช. ื ืชืงืœืช ื‘ื”ืจืฆืื” ืžืงืฆื•ืขื™ืช ืฉื ืจืื™ืช ืกื•ืคืจ ืžืขื ื™ื™ื ืช ื‘ื™ื•ื˜ื™ื•ื‘. ื”ื™ื ื‘ืื•ืจืš ืฉืขื” ื•ืœืจืื•ืช ืื•ืชื” ื‘ื˜ื•ื— ื™ื‘ื•ื ืขืœ ื—ืฉื‘ื•ืŸ ื“ื‘ืจื™ื ืื—ืจื™ื ืžื”ืจืฉื™ืžื”. ืื‘ืœ ืœื•ื•ืชืจ ืขืœื™ื” ืื•ืžืจ ืฉืœืขื•ืœื ื”ื™ื ืœื ืชื’ื™ืข ืœืจืฉื™ืžื”, ื›ื™ ื™ืฉ ื“ื‘ืจื™ื ืื—ืจื™ื ืžืžืฉ ื—ืฉื•ื‘ื™ื ืฉื›ื‘ืจ ื ืžืฆืื™ื ืฉื. ื”ืžืฆื—ื™ืง ื”ื•ื ืฉืื ื—ื ื• ืžืžืฉ ืœื ื˜ื•ื‘ื™ื ื‘ืกื™ื ื•ืŸ ื’ื ื‘ื™ ื–ืžืŸ ืืžื™ืชื™ื™ื: ื’ืœื™ืœื” ืื™ื ืกื•ืคื™ืช ื‘ืคื™ื™ืกื‘ื•ืง? ืชื‘ื™ืื•. ื˜ื™ืงื˜ื•ืง? ื‘ืจื•ืจ. ื—ืชื•ืœ ื ื›ื ืก ืœืžื›ื•ื ื™ืช ื•ืœื ืชืืžื™ื ื• ืžื” ืงืจื” ืื—ืจ ื›ืš? ืœื•ื—ืฅ ื‘ืœื™ ืœื”ืชื‘ืœื‘ืœ. ื”ืจืฆืื” ืžืงืฆื•ืขื™ืช ืฉืœ ืฉืขื”? ื ื•, ืื ื™ ืื—ื–ื•ืจ ืœื–ื” ื›ืฉื™ื”ื™ื” ื–ืžืŸ. ืฉื–ื” ืืฃ ืคืขื. ื”ื–ื“ืžื ื•ื™ื•ืช - ื“ื‘ืจื™ื ืฉืืคืฉืจ ืœืขืฉื•ืช ืขื›ืฉื™ื•. ืฉืžืชื—ืฉืง ืœืš ืœืขืฉื•ืช ืขื›ืฉื™ื•. ื•ืฉืื ืœื ื™ืงืจื• ืขื›ืฉื™ื• ื›ื‘ืจ ืœื ื™ืงืจื• ืœืขื•ืœื. ืœื ื›ืœ ื”ื”ื–ื“ืžื ื•ื™ื•ืช ืฉื•ื•ืช, ืื‘ืœ ืื ื–ื™ื”ื™ืช ื”ื–ื“ืžื ื•ืช ื‘ืจื™ืื” ื—ื‘ืœ ืœื•ื•ืชืจ ืขืœื™ื”.

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# ื•ื‘ื‘ืงืฉื” ืชืฉืชืžืฉื• ื‘ Chat GPT ื‘ืชืจื’ื™ืœื™ื ื”ื‘ืื™ื ืขื›ืฉื™ื• ื›ืฉ Chat GPT ื”ื•ื ื—ืœืง ืžื”ื—ื™ื™ื ื”ืžืงืฆื•ืขื™ื™ื ืฉืœื ื•. ื•ืขื›ืฉื™ื• ื›ืฉืื ื—ื ื• ืžืฉืชืžืฉื™ื ื•ื ืฉืชืžืฉ ื‘ื• ื‘ืขื‘ื•ื“ื” ื›ืœ ื™ื•ื, ื‘ื“ื™ื•ืง ื›ืžื• ื‘ื’ื•ื’ืœ. ืœืžื” ืื ื—ื ื• ืขื“ื™ื™ืŸ ื—ื•ืฉืฉื™ื ืœื”ืฉืชืžืฉ ื‘ื• ื‘ืงื•ืจืกื™ื? ืœืžื” ืื ื—ื ื• ืขื“ื™ื™ืŸ ื ื•ืชื ื™ื ืชืจื’ื™ืœื™ื ืฉ Chat GPT ื™ืคืชื•ืจ ื˜ื•ื‘ ื™ื•ืชืจ ืžื”ืชืœืžื™ื“ื™ื? ืื™ืš ืœื ื”ื’ื™ืข ื”ื–ืžืŸ ืœืขืœื•ืช ืฉืœื‘? ืžืื—ืจ ื• Chat GPT ืœื ื”ื›ื™ ืžื‘ืจื™ืง ื‘ื”ืชืžื•ื“ื“ื•ืช ืขื ืžื•ืจื›ื‘ื•ื™ื•ืช ื”ืืชื’ืจ ื”ื‘ื ืฉืœื ื• ื‘ืชื•ืจ ืžืจืฆื™ื ื™ื”ื™ื” ืœื›ืชื•ื‘ ืชืจื’ื™ืœื™ื ื™ื•ืชืจ ืžื•ืจื›ื‘ื™ื. ืชืจื’ื™ืœื™ื ืฉ Chat GPT ื™ืชืคืงื“ ื‘ื”ื ื‘ืชื•ืจ "ื›ืœื™ ืขื‘ื•ื“ื”" ื•ืœื ื‘ืชื•ืจ "ื ืฉืง ืกื•ื“ื™ ืฉืคื•ืชืจ ื”ื›ืœ ื™ื•ืชืจ ื˜ื•ื‘ ืžื”ืชืœืžื™ื“". ืื ื™ ืœื ื‘ื˜ื•ื— ืขื“ื™ื™ืŸ ืื™ืš ืœืขืฉื•ืช ืืช ื–ื”, ืื‘ืœ ื‘ืงื•ืจืกื™ื ื”ื‘ืื™ื ืืฉื—ืง ืขื ื›ืžื” ืจืขื™ื•ื ื•ืช. ืžืฉืคื˜ ื”ืžืคืชื— - ื‘ื‘ืงืฉื” ืชื™ืขื–ืจื• ื‘ Chat GPT ื‘ืžื”ืœืš ื”ืขื‘ื•ื“ื” ืขืœ ื”ืชืจื’ื™ืœื™ื ื”ื‘ืื™ื.

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# ื˜ื™ืค ืคื™ื™ืชื•ืŸ: ืขืจืš ืืงืจืื™ ืžืชื•ืš Literal ื”ื’ื‘ื•ืœ ื‘ืคื™ื™ืชื•ืŸ ื‘ื™ืŸ ื”ื’ื“ืจื•ืช ื˜ื™ืคื•ืกื™ื ืœื‘ื™ืŸ ืงื•ื“ ื–ืžืŸ ืจื™ืฆื” ื”ื•ื ื“ืง ืžืื•ื“ - ื›ืœ ื”ื’ื“ืจื•ืช ื”ื˜ื™ืคื•ืกื™ื ืฉื ื’ื“ื™ืจ ื–ืžื™ื ื•ืช ื’ื ืœืงื•ื“ ื–ืžืŸ ืจื™ืฆื” (ื”ืจื‘ื” ืžื”ื ื‘ืืžืฆืขื•ืช inspect.get_annotations), ื•ืืคืฉืจ ื’ื ืœื”ืฉืชืžืฉ ื‘ืžืฉืชื ื™ ื˜ื™ืคื•ืกื™ื ื•ืœื’ืฉืช ืœืžืืคื™ื™ื ื™ื ืฉืœื”ื. ื•ื›ืš ื”ื˜ื™ืค ืฉืœ ื”ื™ื•ื ืžืชื—ื™ืœ ื‘ืงื•ื“ ื”ื‘ื:
from typing import Literal
CountryCode = Literal["il", "al", "ar", "fr"]
ืงืœ ืœื“ืžื™ื™ืŸ ืคื•ื ืงืฆื™ื” ืฉืžืงื‘ืœืช ืงื•ื“ ืžื“ื™ื ื” ื•ืขื•ืฉื” ืžืฉื”ื•, ืื‘ืœ ืžื” ืขื•ืฉื™ื ืื ืจื•ืฆื™ื ืœื”ืžืฆื™ื ืงื•ื“ ืžื“ื™ื ื” ื‘ืืงืจืื™ ืžืชื•ืš ื”ืจืฉื™ืžื”, ืื• ืœื”ื“ืคื™ืก ืœืžืฉืชืžืฉ ืืช ืจืฉื™ืžืช ื›ืœ ื”ืงื•ื“ื™ื ื”ืืคืฉืจื™ื™ื? ืคื” ื”ื›ื™ืฃ ืฉืœ ืœื”ืฉืชืžืฉ ื‘ืžืฉืชื ื” ื˜ื™ืคื•ืก ื’ื ื‘ื–ืžืŸ ืจื™ืฆื”. ื”ื ื” ื”ื”ืžืฉืš:
from typing import Literal
import random
CountryCode = Literal["il", "al", "ar", "fr"]

def get_country_name(code: CountryCode):
    pass
    
random_country_code = random.choice(CountryCode.__args__)
ื•ืžื” ืœื’ื‘ื™ ื”ืชืจื—ื™ืฉ ื”ื”ืคื•ืš? ื ื ื™ื— ืฉื”ื™ื” ืœื ื• ืžื™ืœื•ืŸ ืฉื”ืžืคืชื—ื•ืช ืฉืœื• ื”ื ื”ืงื•ื“ื™ื ืฉืœ ื”ืžื“ื™ื ื•ืช ื•ื”ื™ื™ื ื• ืจื•ืฆื™ื ืœื”ืฉืชืžืฉ ื‘ืžื™ืœื•ืŸ ื–ื” ื‘ื–ืžืŸ ื‘ื“ื™ืงืช ื”ื˜ื™ืคื•ืกื™ื, ื‘ืกื’ื ื•ืŸ keyof ืฉืœ TypeScript? ืœืฆืขืจื™ ืื ื™ ืœื ืžื›ื™ืจ ืžื ื’ื ื•ืŸ ื›ื–ื” ื‘ืคื™ื™ืชื•ืŸ, ืื‘ืœ ืื ืืชื ืžื›ื™ืจื™ื ืืœ ืชืชื‘ื™ื™ืฉื• ื•ืกืคืจื• ืœื™ ื‘ืชื’ื•ื‘ื•ืช.

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# ื”ืกื•ื“ ืœืฆืืช ืžื”ืžื™ื ื•ืก ื”ื‘ืขื™ื” ืขื "ืœื—ื™ื•ืช ืขืœ ื”ืงืฆื”" ืื• "ืœื ืฆืœ ื›ืœ ืจื’ืข ืคื ื•ื™" ื”ื™ื ืฉื›ืœ ืื™ืจื•ืข ืœื ืฆืคื•ื™, ืœื ืžืฉื ื” ื›ืžื” ืงื˜ืŸ, ื™ื›ื•ืœ ืœื”ื™ื•ืช ืžื˜ืœื˜ืœ. ื–ื” ื ื›ื•ืŸ ื‘ื›ืกืฃ (ืžืื™ืคื” ืื ื™ ืื‘ื™ื ืขื›ืฉื™ื• ืืœืคื™ื™ื ืฉ"ื— ืœืชืงืŸ ืืช ื”ืื•ื˜ื•) ื›ืžื• ืฉื–ื” ื ื›ื•ืŸ ื‘ื–ืžืŸ (ืžืื™ืคื” ืื ื™ ืืžืฆื ืขื›ืฉื™ื• ืืช ื”ื–ืžืŸ ืœื‘ื ื•ืช ืคื™ืชืจื•ืŸ ื ื›ื•ืŸ). ื”ื‘ืขื™ื” ื”ืฉื ื™ื” ื‘ืžืฆื‘ ื›ื–ื” ื”ื™ื ืฉืงืฉื” ืœืจืื•ืช ืื™ืš ื™ื•ืฆืื™ื ืžืžื ื•. ื‘ื—ื™ื™ื ื‘ืžื™ื ื•ืก ื ืจืื” ืฉื”ื“ื‘ืจ ื”ื™ื—ื™ื“ ืฉื™ืขื–ื•ืจ ื”ื•ื ืœื”ื’ื“ื™ืœ ื”ื›ื ืกื•ืช. ื–ื” ืืคืฉืจื™ ืื‘ืœ ืงืฉื” ืžืื•ื“ ื›ืฉืžื“ื•ื‘ืจ ื‘ื›ืกืฃ, ื•ืืคื™ืœื• ื™ื•ืชืจ ืงืฉื” ื›ืฉืžื“ื•ื‘ืจ ื‘ื–ืžืŸ. ื”ืกื•ื“ ืœืฆืืช ืžื”ืžื™ื ื•ืก (ื‘ื›ืกืฃ, ื‘ื–ืžืŸ) ื”ื•ื ื“ื•ื•ืงื ืœื”ืกืชื›ืœ ืขืœ ื”ืฆื“ ื”ืฉื ื™ ื•ืœื”ืงื˜ื™ืŸ ื”ื•ืฆืื•ืช. ื”ืืชื’ืจ ื›ืืŸ ื”ื•ื ืฉื”ืงื˜ื ืช ื”ื•ืฆืื•ืช ืžืฉืžืขื•ืชื™ืช ืžื—ื™ื™ื‘ืช ืฉื™ื ื•ื™ ื‘ืกื’ื ื•ืŸ ื—ื™ื™ื, ืžื—ื™ื™ื‘ืช ืœื•ื•ืชืจ ืขืœ ื“ื‘ืจื™ื. ืื ื›ืœ ื—ื•ื“ืฉ ื”ื•ืฆืืชื™ ืืœืฃ ืฉ"ื— ืคื—ื•ืช, ื”ืฆืœื—ืชื™ ืœื—ืกื•ืš ืืช ื”ื›ืกืฃ ื”ื–ื” ื•ืœืžืฆื•ื ื‘ืงืœื•ืช ืืœืคื™ื™ื ืฉ"ื— ืœืชืงืŸ ืืช ื”ืื•ื˜ื• ื›ืฉื”ื•ื ื™ืชืงืœืงืœ ื‘ืคืชืื•ืžื™ื•ืช. ื•ืื ื‘ื›ืœ ื’ื™ืจืกื” ื‘ื ื™ืชื™ ืฉื ื™ ืคื™ืฆ'ืจื™ื ืคื—ื•ืช, ืื•ื›ืœ ืœื ืฆืœ ืืช ื”ื–ืžืŸ ื”ืขื•ื“ืฃ ืฉื™ืฉ ืœื™ ืขื“ ื”ื“ื“-ืœื™ื™ืŸ ื›ื“ื™ ืœื”ื›ื ื™ืก ืฉื™ืคื•ืจื™ื ื‘ืงื•ื“ ื•ื‘ืชืฉืชื™ืช, ื•ืœื”ืชืžื•ื“ื“ ืขื ืฉื™ื“ืจื•ื’ื™ื ืœื ืฆืคื•ื™ื™ื ืฉืœ ื”ืชืœื•ื™ื•ืช ืฉืœื™. ื”ืืชื’ืจ ื”ื•ื ืœื”ืชืžื•ื“ื“ ืขื ืชื—ื•ืฉืช ื”ื”ื—ืžืฆื” ื•ื”ื“ืื’ื”. ื—ืฉื•ื‘ ืœื–ื›ื•ืจ ืฉืื ื”ืคืจื•ื™ืงื˜ ื™ื™ื›ืฉืœ ื–ื” ืœื ื‘ื’ืœืœ ืฉื ื™ ืคื™ืฆ'ืจื™ื ืคื—ื•ืช ื‘ื’ื™ืจืกื” (ืคืจื•ื™ืงื˜ื™ื ื”ืฆืœื™ื—ื• ืขื ื”ืจื‘ื” ืคื—ื•ืช ืคื™ืฆ'ืจื™ื) ื•ืจื•ื‘ ื”ืงืฉื™ื™ื ื‘ื—ื™ื™ื ืœื ื™ื™ืคืชืจื• ื‘ืืžืฆืขื•ืช ื‘ื–ื‘ื•ื– ืฉืœ ืขื•ื“ ืืœืฃ ืฉ"ื— ื‘ื—ื•ื“ืฉ. ืžืฆื“ ืฉื ื™, ื—ื™ื™ื ืขื ืขื•ื“ืฃ ื”ืžืืคืฉืจ ืœื”ืชืžื•ื“ื“ ืขื ืืชื’ืจื™ื ืœื ืฆืคื•ื™ื™ื ื‘ื“ืจืš ื™ื›ื•ืœื™ื ืœืกืคืง ืชืฉืชื™ืช ื”ืจื‘ื” ื™ื•ืชืจ ื˜ื•ื‘ื” ืœื”ืฆืœื—ื” ื•ืœืื•ืฉืจ.

ToCode
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# ื•ืื•ืœื™ ChatGPT ื–ื” ื›ืžื• ืžื—ืฉื‘ื•ืŸ? ืื—ื“ ื”ืืชื’ืจื™ื ื‘ืœืœืžื“ ืชื›ื ื•ืช ื‘ืขื•ืœื ืฉืœ ChatGPT ื”ื•ื ืฉืกื˜ื•ื“ื ื˜ื™ื ืขืœื•ืœื™ื ืœื—ืฉื•ื‘ ืฉืื™ืŸ ืฆื•ืจืš ืœื”ื‘ื™ืŸ ืืช ื”ืคืจื˜ื™ื ื”ืงื˜ื ื™ื ื‘ืฉื‘ื™ืœ ืœื›ืชื•ื‘ ืงื•ื“ ืฉืขื•ื‘ื“. ื”ืจื™ ืืคืฉืจ ืœืงื—ืช ื›ืœ ื‘ืขื™ื” ืžืชืจื’ื™ืœื™ ื”ื‘ื™ืช, ืœื”ื“ื‘ื™ืง ื‘ ChatGPT ื•ืœืงื‘ืœ ืชืฉื•ื‘ื” ื ื›ื•ื ื”. ืœื›ืŸ ื–ื” ืจืง ื ืจืื” ื”ื’ื™ื•ื ื™ ืœื—ืฉื•ื‘ ืฉื’ื ื‘ืขื‘ื•ื“ื” ื”ืจื’ื™ืœื” ืžืชื›ื ืชื™ื ืžืงื‘ืœื™ื ื‘ืขื™ื•ืช, ืžื“ื‘ื™ืงื™ื ืื•ืชืŸ ืœ Chat GPT ื•ืžืขืชื™ืงื™ื ืืช ื”ืชืฉื•ื‘ื•ืช ืœืคืจื•ื™ืงื˜ ื’ื“ื•ืœ ืฉืขืœื™ื• ืื ื—ื ื• ืขื•ื‘ื“ื™ื. ืื•ืœื™ ื”ืžืชื›ื ืชืช ืฉื ืขื–ืจืช ื‘ Chat GPT ื”ื™ื ื›ืžื• ื”ืžืชืžื˜ื™ืงืื™ืช ืฉื ืขื–ืจืช ื‘ืžื—ืฉื‘ื•ืŸ? ืื•ืœื™ ืžืชื›ื ืชื™ื ืฆืจื™ื›ื™ื ืœื“ืขืช ืจืง ืืช ื”"ืžื”" ื•ืœืชืช ืœืžื—ืฉื‘ ืœื”ื‘ื™ืŸ ืœื‘ื“ ืืช ื”"ืื™ืš"? ื•ืื•ืœื™ ื›ืš ื™ืจืื” ื”ืžืงืฆื•ืข ืฉืœื ื• ื‘ืขืชื™ื“? ืื•ืœื™. ื‘ื™ื ืชื™ื™ื Chat GPT ืœื ื”ื•ื›ื™ื— ืืช ืขืฆืžื• ื‘ืคืจื•ื™ืงื˜ื™ื ื’ื“ื•ืœื™ื ื•ืื ื—ื ื• ืœื ื™ื•ื“ืขื™ื ืื ื”ื•ื ื™ื•ื›ื™ื— ื‘ืขืชื™ื“. ื‘ื™ื ืชื™ื™ื (ื™ื•ืœื™ 2023) ื”ื‘ื ื” ืฉืœ ื”ืคืจื˜ื™ื ื”ืงื˜ื ื™ื ื•ื”ื™ื›ื•ืœืช ืœื”ืฉืชืžืฉ ื‘ื”ื‘ื ื” ื–ื• ื›ื“ื™ ืœื”ืกื™ืง ืžืกืงื ื•ืช ื”ื™ื ืื—ื“ ื”ื”ื‘ื“ืœื™ื ื”ื—ืฉื•ื‘ื™ื ื‘ื™ืŸ ื’'ื•ื ื™ื•ืจื™ื ืœืžืชื›ื ืชื™ื ืžื ื•ืกื™ื. ื‘ื—ื–ืจื” ืœืžื—ืฉื‘ื•ืŸ - ืžืชืžื˜ื™ืงืื™ื ื˜ื•ื‘ื™ื ื”ื ืœื ื‘ื”ื›ืจื— ืืœื” ืฉื™ื•ื“ืขื™ื ืœืขืฉื•ืช ื—ื™ืฉื•ื‘ื™ื ืžืกื•ื‘ื›ื™ื ื‘ืจืืฉ, ืื‘ืœ ืžืชื›ื ืชื™ื ื˜ื•ื‘ื™ื ื”ื ื‘ื“ื™ื•ืง ืืœื” ืฉืžื›ื™ืจื™ื ืืช ื”ืคืจื˜ื™ื ื”ืงื˜ื ื™ื ืฉืœ ื”ืžืขืจื›ืช. ื‘ืžื•ื‘ืŸ ื–ื” Chat GPT ืœื ื“ื•ืžื” ืœืžื—ืฉื‘ื•ืŸ, ื›ื™ ื”ื•ื ื—ื•ืกืš ืžืื™ืชื ื• ื‘ื“ื™ื•ืง ืืช ื”ื“ื‘ืจ ืฉืื ื—ื ื• ืฆืจื™ื›ื™ื ื‘ืฉื‘ื™ืœ ืœื”ืฆืœื™ื—. ืื– ื›ืŸ ื‘ืขื‘ื•ื“ื” ื‘ืชื•ืš ืขื•ืœื ืชื•ื›ืŸ ืฉืื ื—ื ื• ืžื›ื™ืจื™ื ื•ืžืกื•ื’ืœื™ื ืœื—ืฉื™ื‘ื” ื‘ื™ืงื•ืจืชื™ืช ื”ืฉื™ืžื•ืฉ ื‘ Chat GPT ื™ื›ื•ืœ ืœืขื–ื•ืจ ืœื ื•, ื›ืžื• ื—ื™ืคื•ืฉ ื‘ื’ื•ื’ืœ ืจืง ื™ื•ืชืจ ืžื“ื•ื™ืง, ืœืžืฆื•ื ืขื•ื“ ืžืฉืื‘ื™ื ื•ืœื—ืฉื•ื‘ ืขืœ ืขื•ื“ ืจืขื™ื•ื ื•ืช. ืื‘ืœ ื”ืฉื™ืžื•ืฉ ื‘ื• ื‘ืขื•ืœืžื•ืช ืชื•ื›ืŸ ืฉืื ื—ื ื• ืœื ืžื›ื™ืจื™ื ื•ื‘ืžื™ื•ื—ื“ ื›ืฉืื ื—ื ื• ืžื ืกื™ื ืœืœืžื•ื“ ืขื•ืœื ืชื•ื›ืŸ ืžืกื•ื™ื ื”ื•ื ืขื“ื™ื™ืŸ ืžื˜ืขื” ื•ืžืจื—ื™ืง ืžื”ืžื˜ืจื”. ืื ื™ ืžื•ืฆื ืืช Chat GPT ื“ื•ื•ืงื ื”ื›ื™ ื™ืขื™ืœ ื‘ืฉืืœื•ืช "ืžื”" - ืชืฆื™ืข ื›ืžื” ืจืขื™ื•ื ื•ืช ืœืืจื›ื™ื˜ืงื˜ื•ืจื” ืขื‘ื•ืจ ืžืขืจื›ืช X, ืชืฆื™ืข ื›ืžื” ื’ื™ืฉื•ืช ืฉื•ื ื•ืช ืœื‘ื“ื™ืงื” ืฉืœ ื”ืžืขืจื›ืช ื•ืชืŸ ืœื™ ื™ืชืจื•ื ื•ืช ื•ื—ืกืจื•ื ื•ืช ืฉืœ ื›ืœ ื’ื™ืฉื”, ืžื” ื™ื›ื•ืœ ืœื”ื™ื•ืช ืžื‘ื ื” ื˜ื‘ืœืื•ืช ื˜ื•ื‘ ืœื‘ืขื™ื” ืžืกื•ื™ืžืช. ื‘ืขื‘ื•ื“ื” ืขืœ ืฉืืœื•ืช ืคืชื•ื—ื•ืช ืืคืฉืจ ืœื”ืžืฉื™ืš ืืช ื”ืฉื™ื—ื” ื•ืœืงื‘ืœ ืขื•ื“ ืจืขื™ื•ื ื•ืช ืขื“ ืฉื ืžืืก ืื• ืฉืฆืจื™ืš ืœื”ืชืงื“ื. ื‘ืžืงื•ืžื•ืช ื”ืืœื” Chat GPT ืœื ืžืกื™ื™ื ืืช ื”ืฉื™ื—ื” ืืœื ืžืชื—ื™ืœ ืื•ืชื”, ื•ืฉื ื“ื‘ืจื™ื ื ื”ื™ื™ื ืžืขื ื™ื™ื ื™ื.

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# ืžื” ื–ื” ื‘ื›ืœืœ send ืฉืœ Generator ื‘ืคื™ื™ืชื•ืŸ? ืžื” ื”ื•ืคืš ื˜ื›ื ื•ืœื•ื’ื™ื” ืœืงืฉื” ืœืœืžื™ื“ื”? ื—ืœืง ืžื–ื” ื–ื” ื›ืžื•ื‘ืŸ ื”ื’ื•ื“ืœ ืฉืœ ื”ื˜ื›ื ื•ืœื•ื’ื™ื”, ื”ื”ื™ืงืฃ ืฉืœ ื—ื•ืžืจ ื”ืœื™ืžื•ื“, ืื‘ืœ ื—ืœืง ืื—ืจ ื–ื” ื›ืžื” ืื—ื•ื– ืžื”ื›ืœื™ ืื ื—ื ื• ืฆืจื™ื›ื™ื ืœื”ื›ื™ืจ ื‘ืฉื‘ื™ืœ ืœื”ืชืงื“ื. ื›ืœื™ื ืฉื ื™ืชื ื™ื ืœืœืžื™ื“ื” ื‘ืงืœื•ืช ื”ื ื›ืืœื” ืฉื›ื‘ืจ ืื—ืจื™ ืฉืขื” ืืคืฉืจ ืœื”ืชื—ื™ืœ ืœื›ืชื•ื‘ ืื™ืชื ื“ื‘ืจื™ื ื‘ืฆื•ืจื” ื™ืขื™ืœื”, ื•ื›ืœื™ื ืฉื™ืฉ ืœื”ื ืขืงื•ืžืช ืœืžื™ื“ื” ืชืœื•ืœื” ื”ื ื”ืจื‘ื” ืคืขืžื™ื ื›ืืœื” ืฉืื ื—ื ื• ืฆืจื™ื›ื™ื ืœื”ื›ื™ืจ ืื—ื•ื– ื’ื“ื•ืœ ืžื”ื ื›ื“ื™ ืœื”ืชืงื“ื. ืคื™ื™ืชื•ืŸ ื ื—ืฉื‘ืช ืชืžื™ื“ ืœืฉืคื” ืงืœื” ืœืœืžื™ื“ื” ื‘ื’ืœืœ ืฉืžืชื›ื ืชื™ื ืฉื™ื•ื“ืขื™ื ืœื›ืชื•ื‘ ืงื•ื“ ื™ืจื’ื™ืฉื• ื‘ื” ืžื”ืจ ืžืื•ื“ ื‘ื‘ื™ืช. ืขื“ ืฉืžื ืกื™ื ืœื”ื’ื“ื™ืจ ื˜ื™ืคื•ืก ืœ Generator:
from collections.abc import Generator
from itertools import islice

def fib() -> Generator[int, None, None]:
    a, b = 1, 1
    while True:
        yield a
        a, b = b, a + b

for i in islice(fib(), 10):
    print(i)
ืœื ืฆืจื™ืš ื”ืจื‘ื” ื‘ืฉื‘ื™ืœ ืœื”ื‘ื™ืŸ ืฉื” int ื”ืจืืฉื•ืŸ ื”ื•ื ื”ื˜ื™ืคื•ืก ืฉืœ ื”ื“ื‘ืจ ืฉื™ื•ืฆื ืž yield, ืื‘ืœ ืžืื™ืคื” ื”ื’ื™ืขื• ืฉื ื™ ื” None-ื™ื ืฉืื—ืจื™ื•? ืื– ื ื›ื•ืŸ ื™ืฉ Generators ืฉืฆืจื™ื›ื™ื ืืช send ื• throw ื•ื‘ื˜ื— ื™ืฉ ืกื™ื‘ื•ืช ื˜ื›ื ื™ื•ืช ื˜ื•ื‘ื•ืช ืœืžื” ืœื ืœื”ืฉืชืžืฉ ื‘ Any ื›ื‘ืจื™ืจืช ืžื—ื“ืœ ืฉื. ืื‘ืœ ืื™ืŸ ืกืคืง ืฉื”ื™ื” ื™ื•ืชืจ ืงืœ ืœื”ืกื‘ื™ืจ ื’ื ืจื˜ื•ืจื™ื ืœืื ืฉื™ื ืื ื”ื™ื™ืชื™ ื™ื›ื•ืœ ืงื•ื“ื ืœืœืžื“ ืืช yield ืขื ื” Type Hint ืฉืœื• ื•ืจืง ืื—ืจ ื›ืš ืœืœืžื“ ืืช send ื• throw ืขื ื”ื˜ื™ืคื•ืกื™ื ืฉืœื”ืŸ. ื‘ื™ื ืชื™ื™ื ืฉื•ื•ื” ืœืฉื™ื ืœื‘ ืœื”ืฉืชืžืฉ ื‘ืคื™ื ื•ืช ื”ืืœื” ืœื ื‘ืชื•ืจ ืžืฉื”ื• ืžื™ื™ืืฉ (type hints ื–ื” ืžืกื•ื‘ืš ืžื“ื™, ืขื“ ื”ื™ื•ื ื”ืกืชื“ืจืชื™ ื‘ืœื™, ืขื“ื™ืฃ ืœื”ืžืฉื™ืš ื›ืžื• ืฉืชืžื™ื“ ืขืฉื™ื ื•), ืืœื ื‘ืชื•ืจ ื”ื–ื“ืžื ื•ืช ืœืœืžื•ื“ ืขื•ื“ - ืžืขื ื™ื™ืŸ ืœืžื” ืฆืจื™ืš ืขื•ื“ ืฉื ื™ ื˜ื™ืคื•ืกื™ื, ืžืขื ื™ื™ืŸ ืื™ืš ื’ื ืจื˜ื•ืจ ื”ื•ืคืš ืœืงื•ืจื•ื˜ื™ื ื”, ืžืขื ื™ื™ืŸ ืžื” ืขื•ื“ ืื•ื›ืœ ืœืขืฉื•ืช ืขื ื”ื›ืœื™ ื”ื–ื” ืขื›ืฉื™ื•.

ToCode
1 421
# ืขืฉืจ, ืžืื”, ืืœืฃ ืžื™ืฉื”ื• ื”ื›ื™ืŸ ืจืฉื™ืžื” ืฉืœ ื”ืชื•ืจืžื™ื ื”ื›ื™ ื’ื“ื•ืœื™ื ืœืžืื’ืจื™ ื’ื™ื˜ื”ืื‘ ืฆื™ื‘ื•ืจื™ื™ื ืžื™ืฉืจืืœ. ื‘ืžืงื•ื ื”ืจืืฉื•ืŸ ืืจืชื•ืจ ื–ืžืจื™ืŸ ืขื ื› 24 ืืœืฃ ืชืจื•ืžื•ืช, ืื—ืจื™ื• ื‘ืฉืœื™ืฉื™ื™ื” ื”ืจืืฉื•ื ื” ื’ืื‘ื•ืจ ืกื‘ื• ืขื ื›ืขืฉืจืช ืืœืคื™ื ืชืจื•ืžื•ืช ื•ืจืื•ื‘ืŸ ืœืจื ืจ ืขื ื›ืฉืžื•ื ืช ืืœืคื™ื. ืื™ืœื•ืŸ ื’ืœื™ืงืกื‘ืจื’ ื›ื‘ืจ ื”ื’ื™ืข ืœืžืงื•ื ื”ืขืฉื™ืจื™ ืขื 2,852 ืชืจื•ืžื•ืช ื•ืกืงื•ื˜ ืจื•ื–ื ื‘ืจื’ ื”ื’ื™ืข ืœืžืงื•ื ื”ืžืื” ืขื 653 ืชืจื•ืžื•ืช. ื–ื” ืœื ืœื™ื ืืจื™. ื”ืจื‘ื” ืกื•ืœืžื•ืช ืขื•ื‘ื“ื™ื ื›ืš. ืื™ืš ืกื•ืœื ืœื ืœื™ื ืืจื™ ืžืฉืคื™ืข ืขืœ ื”ืžื•ื˜ื™ื‘ืฆื™ื”? ื ื—ืฉื•ื‘ ืขืœ ื–ื” ืขื ื“ื•ื’ืžื” ืงืฆืจื”. ื ื ื™ื— ืฉื”ื—ืœื˜ืชื ืฉื—ืฉื•ื‘ ืœื›ื ืœื”ื’ื™ืข ืœืžืงื•ื ื’ื‘ื•ื” ื‘ืจืฉื™ืžื” ื›ื–ืืช ื•ืืชื ืžืชื—ื™ืœื™ื ืœื”ื’ื™ืฉ PR ืœืžืื’ืจ ืฆื™ื‘ื•ืจื™ ื›ืœ ื™ื•ื. ืื—ืจื™ ืฉื ื” ืฉืœื—ืชื 365 ืชืจื•ืžื•ืช ืงื•ื“ ื•ื”ื’ืขืชื ืœืžืงื•ื 165 ื‘ืจืฉื™ืžื”. ื–ื• ืขืœื™ื” ืฉืœ 685 ืžืงื•ืžื•ืช ื‘ืฉื ื” - ืงืฆื‘ ืžืื•ื“ ืžื•ืจื’ืฉ. ื‘ืฉื ื” ื”ืฉื ื™ื” ืืชื ืžืžืฉื™ื›ื™ื ืœืชืงืชืง ืขื‘ื•ื“ื” ืื‘ืœ ื”ืคืขื ืขืœื™ืชื ืจืง ืœืžืงื•ื ื” 85, ืขืœื™ื™ื” ืฉืœ 80 ืžืงื•ืžื•ืช ื‘ืœื‘ื“. ื–ื” ื”ืจื‘ื” ืื‘ืœ ืžืžืฉ ืœื ื” 685 ืžืงื•ืžื•ืช ืฉืขืœื™ืชื ื‘ืฉื ื” ื”ืจืืฉื•ื ื”. ื•ื‘ืฉื ื” ื”ืฉืœื™ืฉื™ืช ื‘ืื•ืชื• ืงืฆื‘ ืฆืคื•ื™ื” ืœื›ื ืขืœื™ื™ื” ืฉืœ 30 ืžืงื•ืžื•ืช ื‘ืกืš ื”ื›ืœ, ืœืžืงื•ื ื” 55. ื›ืฉืžื˜ืคืกื™ื ื‘ืฆื•ืจื” ืœื™ื ืืจื™ืช ืขืœ ืกื•ืœื ืฉืื™ื ื• ืœื™ื ืืจื™ ืžืจื’ื™ืฉื™ื ืชืงื•ืขื™ื. ืžืจื’ื™ืฉื™ื ืฉ"ืคืขื ื–ื” ื”ื™ื” ื™ื•ืชืจ ืงืœ" ืื• "ื‘ื˜ื— ืื ื™ ืขื•ืฉื” ืžืฉื”ื• ืœื ื ื›ื•ืŸ". ื”ืจื’ืฉื” ื›ื–ืืช ื™ื›ื•ืœื” ืœืงืœืงืœ ืœื›ืœ ืื—ื“ ืืช ื”ืžื•ื˜ื™ื‘ืฆื™ื”. ื”ืกื™ืคื•ืจ ืžืกืชื‘ืš ื›ืฉืื ื—ื ื• ื ื–ื›ืจื™ื ืฉื’ื ื”ืื—ืจื™ื ืžืชืงื“ืžื™ื ื›ืœ ื”ื–ืžืŸ, ื•ืฉื”ื˜ื™ืคื•ืก ืฉืœื ื• ื’ื ื”ื•ื ืื™ื ื• ืœื™ื ืืจื™. ืœื”ื’ื™ืฉ PR ืคืขื ื‘ื™ื•ื ื–ื” ืงืฉื”, ืœื”ืชืžื™ื“ ื‘ื–ื” ืฉื ื” ื–ื” ืžืื•ื“ ืงืฉื” ื•ืœื”ืชืžื™ื“ ืฉืœื•ืฉ ืฉื ื™ื ื ืฉืžืข ื›ืžื• ื—ืœื•ื. ื‘ื—ื™ื™ื ื”ืืžื™ืชื™ื™ื ื›ื ืจืื” ืฉื™ื”ื™ื• ื”ืคืกืงื•ืช, ื™ื”ื™ื• ืชืงื•ืคื•ืช ืื™ื˜ื™ื•ืช, ืื‘ืœ ื’ื ื™ื”ื™ื• ืชืงื•ืคื•ืช ืฉืชื’ื™ืฉื• ื™ื•ืชืจ ืž PR ืื—ื“ ื‘ื™ื•ื ื•ื›ื›ืœ ืฉืชื’ื™ืฉื• ื™ื•ืชืจ PR-ื™ื ืชื”ื™ื• ื™ื•ืชืจ ื˜ื•ื‘ื™ื ื‘ื–ื” ื•ื”ืงืฆื‘ ื™ืฉืชืคืจ. ื‘ืจื•ืจ ืฉื’ื ื”ื˜ื™ืคื•ืก ื‘ืกื•ืœื ืื™ื ื• ืœื™ื ืืจื™, ืื‘ืœ ื–ื” ืœื ืชืžื™ื“ ืขื•ื–ืจ ืœืžื•ื˜ื™ื‘ืฆื™ื”, ื‘ืžื™ื•ื—ื“ ื‘ืชืงื•ืคื•ืช ืฉื”ื”ืชืงื“ืžื•ืช ื”ื™ื ืืคื™ืœื• ื™ื•ืชืจ ืื™ื˜ื™ืช ืžื”ืžืกืœื•ืœ ื”ืœื™ื ืืจื™ ื”ื“ื™ืžื™ื•ื ื™. ืื‘ืœ ืœื ืฆืจื™ืš ืœื”ื™ื•ืช ืžื•ื“ืื’ื™ื, ื›ื™ ื‘ืจื’ืข ืฉืื ื—ื ื• ืจื•ืื™ื ืืช ื”ืกื•ืœื ื”ืœื ืœื™ื ืืจื™ ื•ืืช ื”ืฉืคืขืชื• ืขืœ ื”ืžื•ื˜ื™ื‘ืฆื™ื”, ืงืœ ืœืจืื•ืช ืืช ื”ืคื™ืชืจื•ืŸ ื”ืžืชื‘ืงืฉ - ืœื”ืกืชื›ืœ ืขืœ ืกื•ืœื ืื—ืจ. ืื ื ืฆืœื™ื— ืœืžืฆื•ื ืกื•ืœื ืœื™ื ืืจื™ ืฉื™ื”ื™ื” ืงืœ ื™ื•ืชืจ ืœื˜ืคืก ืขืœื™ื•, ื ื•ื›ืœ ืœื”ื’ื™ืข ื‘ืกื•ืฃ ืœืื•ืชื” ื ืงื•ื“ื” ืชื•ืš ืฉื™ืžื•ืจ ื”ืžื•ื˜ื™ื‘ืฆื™ื” ืœืื•ืจืš ื”ื“ืจืš. ื›ืš ื‘ื“ื•ื’ืžืช ื”ืชืจื•ืžื•ืช ืœืžืื’ืจื™ ืงื•ื“ ืฆื™ื‘ื•ืจื™ื™ื, ืื ื‘ืžืงื•ื ืœื”ืกืชื›ืœ ืขืœ "ื”ืžืงื•ื ืฉืœื™ ื‘ืจืฉื™ืžื”" ืื ื™ ืขื•ื‘ืจ ืœื”ืกืชื›ืœ ืขืœ "ืžืกืคืจ ื”ืชืจื•ืžื•ืช ืฉืฉืœื—ืชื™" ืขื‘ืจืชื™ ืœื˜ืคืก ืขืœ ืกื•ืœื ืœื™ื ืืจื™ ืฉืžื’ื™ืข ื‘ื“ื™ื•ืง ืœืื•ืชื” ืชื•ืฆืื”. ื”ืืชื’ืจ - ืื ืจืฆื™ืชื™ ืœื”ื’ื™ืข ื’ื‘ื•ื” ื‘ืจืฉื™ืžื” ื•ืื ื™ ืจื•ืื” ืฉืื ื™ ืชืงื•ืข ืขืœ ืžืงื•ื 50, ืœืฉื ื•ืช ืืช ื”ืงืจื™ื˜ืจื™ื•ืŸ ื•ืœื”ื—ืœื™ื˜ ืฉื‘ืขืฆื ืื ื™ ืจื•ืฆื” ืœืชืจื•ื ื‘ืฆื•ืจื” ืงื‘ื•ืขื” ืงื•ื“ ืœืคืจื•ื™ืงื˜ื™ื ืฆื™ื‘ื•ืจื™ื™ื ื™ื›ื•ืœ ืœื”ืจื’ื™ืฉ ื›ืžื• ื•ื•ื™ืชื•ืจ. ืื ื™ ื›ื‘ืจ ืฉื•ืžืข ืืช ื”ื—ืœืง ื”ืชื—ืจื•ืชื™ ื‘ืžื•ื— ืฆื•ืขืง "ืœืžื™ ื‘ื›ืœืœ ืื›ืคืช ืžื”ืžืื’ืจื™ื, ืื ื™ ืจืฆื™ืชื™ ืœื”ื™ื•ืช ืจืืฉื•ืŸ". ืžื•ื›ืจ ื•ืžื˜ืขื”, ื›ื™ ืœื”ื—ืœื™ืฃ ืืช ื”ืงืจื™ื˜ืจื™ื•ืŸ ืœื ืื•ืžืจ ืœื”ื—ืœื™ืฃ ืืช ื”ืžื˜ืจื”, ื‘ืกืš ื”ื›ืœ ืืช ื”ื“ืจืš ืฉืžื•ื‘ื™ืœื” ืืœื™ื”. ื•ื .ื‘. ืื—ืจื•ืŸ - ื“ื•ื’ืžืช ื”ืจืฉื™ืžื” ื™ื›ื•ืœื” ืœื”ืจื’ื™ืฉ ื˜ืคืฉื™ืช, ืขื“ ืฉืจื•ืื™ื ืฉื‘ืขืฆื ื”ืจื‘ื” ืกื•ืœืžื•ืช ื‘ื—ื™ื™ื ื”ืžืงืฆื•ืขื™ื™ื ืขื•ื‘ื“ื™ื ื›ืš, ืœื“ื•ื’ืžื”: 1. ื›ืคืจื™ืœืื ืก ืงืœ ืœื”ืกืชื›ืœ ืขืœ ื›ืžื” ืœืงื•ื—ื•ืช ื™ืฉ ืœื™ ืื• ื›ืžื” ื›ืกืฃ ื ื›ื ืก, ืื‘ืœ ืฉื ื™ ืืœื” ืกื•ืœืžื•ืช ืฉืœื ืงืœ ืœื”ืชืงื“ื ื‘ื”ื. ืกื•ืœื ื™ื•ืชืจ ืกืคืฆื™ืคื™ ืฉืžืฉืงืฃ ืืช ื”ื“ื‘ืจื™ื ื”ืžื™ื•ื—ื“ื™ื ืฉืืชื ืจื•ืฆื™ื ืœืขืฉื•ืช ืขื•ื–ืจ ืœื”ืชืงื“ื ื•ืœืื•ืจืš ื–ืžืŸ ืœืฉืคืจ ื’ื ืืช ืฉื•ืจืช ื”ืจื•ื•ื—. 2. ื›ืžืชื›ื ืช ืงืœ ืœื”ืกืชื›ืœ ืขืœ ื›ืžื” ืžื”ืจ ืื ื™ ืžืฆืœื™ื— ืœื‘ื ื•ืช ืคื™ืฆ'ืจ ื—ื“ืฉ, ืื• ื›ืžื” ืžื”ืจ ืื ื™ ืžืฆืœื™ื— ืœืคืชื•ืจ ื‘ืื’, ืืคื™ืœื• ืฉืืœื” ืกื•ืœืžื•ืช ืฉืงืฉื” ืžืื•ื“ ืœื”ืชืงื“ื ื‘ื”ื. ืงืจื™ื˜ืจื™ื•ื ื™ื ืžืงืฆื•ืขื™ื™ื ื™ื•ืชืจ ืกืคืฆื™ืคื™ื™ื ื•ืœื™ื ืืจื™ื™ื ื™ื›ื•ืœื™ื ืœืขื–ื•ืจ ืœื™ ืœื”ืชืงื“ื ื•ืœืฆืืช ืžื”ืจื’ืฉืช ื”"ืชืงื™ืขื•ืช".

ToCode
1 421
# ื”ืขืจืš ื”ืืžื™ืชื™ ืฉืœ Redux Selectors ื‘ืชื™ืขื•ื“ ืฉืœ reselect ืžืกืคืจื™ื ืขืœ ื”ื™ืชืจื•ื ื•ืช ื‘ืฉื™ืžื•ืฉ ื‘ืกืคืจื™ื” - ืœืžืฉืœ ืฉืืคืฉืจ ืœื”ืจื›ื™ื‘ ืกืœืงื˜ื•ืจื™ื ื›ื“ื™ ืœื”ืฉืชืžืฉ ืžื—ื“ืฉ ื‘ืงื•ื“ ืฉื›ื‘ืจ ื›ืชื‘ื ื• ืื• ืฉืกืœืงื˜ื•ืจื™ื ื–ื•ื›ืจื™ื ืืช ื”ืขืจืš ื”ืงื•ื“ื ืฉื—ื™ืฉื‘ื• ื•ื›ืš ื™ื›ื•ืœื™ื ืœืชืช ืชื•ืฆืื” ืžื”ืจ ื™ื•ืชืจ ืื ืœืงื•ื— ืžื ืกื” ืœื—ืฉื‘ ืืช ืื•ืชื• ืขืจืš ืžืกืคืจ ืคืขืžื™ื (ืžืžืกืคืจ ืงื•ืžืคื•ื ื ื˜ื•ืช ืฉื•ื ื•ืช). ืื‘ืœ ื”ืขืจืš ื”ืืžื™ืชื™ ืฉืœ Selectors ืžืชื’ืœื” ื›ืฉืื ื—ื ื• ืฆืจื™ื›ื™ื ืœืืจื’ืŸ ืžื—ื“ืฉ ืืช ื” Store. ื‘ืขื•ืœื ืจื’ื™ืœ ืขื ื”ืžื•ืŸ ืงื•ืžืคื•ื ื ื˜ื•ืช ืฉื ื™ื’ืฉื•ืช ืœืžื™ื“ืข, ืืคื™ืœื• ืฉื™ื ื•ื™ ื‘ืกื™ืกื™ ื›ืžื• ืฉื™ื ื•ื™ ืฉื ืฉืœ ืฉื“ื” ื™ื›ื•ืœ ืœื’ืจื•ืจ ืฉื™ื ื•ื™ื™ื ื‘ืขืฉืจื•ืช ืงื‘ืฆื™ื. ื”ืกื™ื‘ื” ื”ื™ื ืฉื‘ืงื•ื“ ื”ืงื•ืžืคื•ื ื ื˜ื” ื™ืฉ ื”ืชื™ื—ืกื•ืช ื™ืฉื™ืจื” ืœืฉื ื”ืฉื“ื” ื•ืœืžืงื•ื ืฉืœื• ื‘ืชื•ืš ืื•ื‘ื™ืงื˜ ื” Store:
function TodoCount() {
  const todos = useSelector(state => state.todos)
  return <p>{todos.length} things to do</p>
}
ืžื‘ื ื” ื˜ื•ื‘ ื™ื•ืชืจ ื™ื™ืงื— ืืช ื›ืœ ื”ืงืจื™ืื•ืช ื”ืืœื” ืœ useSelector ืœืงื•ื‘ืฅ ืื—ื“, ืงื•ื‘ืฅ ื”ืกืœืงื˜ื•ืจื™ื. ืฉื ื™ื”ื™ื” ืœื ื• ืœืžืฉืœ:
export const getTodos = state => state.todos;
ื•ื‘ืชื•ืš ื”ืงื•ืžืคื•ื ื ื˜ื” ื ื›ืชื•ื‘ ืจืง:
function TodoCount() {
  const todos = useSelector(getTodos)
  return <p>{todos.length} things to do</p>
}
ืืคื™ืœื• ื‘ืœื™ Reselect ื•ื‘ืœื™ ื” Memoization ื”ืจื•ื•ื—ื ื• ื”ืžื•ืŸ - ืื ื ืงื™ื“ ืœื›ืชื•ื‘ ืืช ื›ืœ ื”ืกืœืงื˜ื•ืจื™ื ื‘ืžืงื•ื ืื—ื“, ืฉื™ื ื•ื™ ื‘ืžื‘ื ื” ื”ืกื˜ื™ื™ื˜ ืื• ืฉื™ื ื•ื™ื™ ืฉืžื•ืช ื™ื”ื™ื• ื”ืจื‘ื” ื™ื•ืชืจ ืงืœื™ื ืœืžื™ืžื•ืฉ ื•ืœื ื™ื“ืจืฉื• ืฉื™ื ื•ื™ ื‘ืงื•ืžืคื•ื ื ื˜ื•ืช.

ToCode
1 421
# ื”ื™ื” ืฉืœื•ื ืืคื•ืœื• ืงืœืื™ื™ื ื˜ ื”ืจื“ื™ื˜) ื”ืื”ื•ื‘ ืขืœื™ื™ ื ืกื’ืจ ื‘ืชื—ื™ืœืช ื”ื—ื•ื“ืฉ. ื”ืกื™ืคื•ืจ ื‘ืงืฆืจื” ื”ื•ื ืคืฉื•ื˜ ื•ื›ื•ืื‘: ืงืจื™ืกื˜ื™ืืŸ ื–ืœื™ื’, ืžืชื›ื ืช ืงื ื“ื™, ื”ื‘ื™ืŸ ืฉื™ืฉ ื‘ืขื™ื” ืœื”ืฉืชืžืฉ ื‘ืจื“ื™ื˜ ืขืœ ื”ื˜ืœืคื•ืŸ ื›ื™ ื”ืงืœืื™ื™ื ื˜ ื”ืจื’ื™ืœ ืฉืœื”ื ื’ืจื•ืข. ื”ื•ื ื™ื“ืข ืฉื”ื•ื ื™ื›ื•ืœ ืœื‘ื ื•ืช ืžืฉื”ื• ื˜ื•ื‘ ื™ื•ืชืจ ื•ืื›ืŸ ื›ืš ืขืฉื”. ืžืขื‘ืจ ืœืžืžืฉืง ื”ื™ื•ืชืจ ื˜ื•ื‘, ืืคื•ืœื• ื’ื ืœื ืฉื™ืœื‘ ืคื™ืจืกื•ืžื•ืช. ื›ืŸ ื”ื™ืชื” ืื•ืคืฆื™ื” ืœืฉืœื ื›ื“ื™ ืœืงื‘ืœ ืžื ื•ื™ "ืคืจื•" (ืžื ื•ื™ ืฉืœืฆืขืจื™ ืœื ืจื›ืฉืชื™), ื•ื‘ื›ืœ ืžืงืจื” ื’ื ืœืžืฉืชืžืฉื™ ื”ื—ื™ื ื ื•ื’ื ืœืžืฉืชืžืฉื™ื ื‘ืชืฉืœื•ื ืœื ื”ื•ืฆื’ื• ืคื™ืจืกื•ืžื•ืช. ืกืš ื”ื›ืœ ื–ืœื™ื’ ื”ืžืฉื™ืš ืœืชื—ื–ืง ืืช ืืคื•ืœื• ืขื“ ืœื ืžื–ืžืŸ. ื‘ื™ื•ืœื™ ื”ืื—ืจื•ืŸ ืจื“ื™ื˜ ืขื‘ืจื” ืœืžื•ื“ืœ ืฉื‘ื• ื”ื™ื ื’ื•ื‘ื” ืชืฉืœื•ื ืžื›ื•ืชื‘ื™ ืชื•ื›ื ื•ืช ืขื‘ื•ืจ ื’ื™ืฉื” ืœ API ืฉืœื”, ืžื” ืฉื‘ืคื•ืขืœ ืกื’ืจ ืืช ื”ืฉื•ืง ืฉืœ ืœืงื•ื—ื•ืช ืจื“ื™ื˜ ืขืฆืžืื™ื™ื. ื™ื•ืชืจ ืžื”ื›ืœ ืื ื™ ื—ื•ืฉื‘ ืฉื”ืกื™ืคื•ืจ ื”ื•ื ืชื–ื›ื•ืจืช ืœื—ื™ื™ื ื‘ืขื™ื“ืŸ ื›ืœื›ืœืช ื”ืื™ื ื˜ืจื ื˜ - ืžืฆื“ ืื—ื“ ื”ื™ื›ื•ืœืช ืฉืœ ื‘ืŸ ืื“ื ืื—ื“, ื‘ืœื™ ื’ื‘ ื•ื‘ืœื™ ื”ื•ืŸ ืœื”ืงื™ื ืขืกืง ืžืฆืœื™ื—, ื•ื‘ืื•ืชื” ื ืฉื™ืžื” ื”ืฉืœื™ื˜ื” ืฉืœ ื—ื‘ืจื•ืช ื’ื“ื•ืœื•ืช ื•ื”ืงื•ืฉื™ ืœื”ืชื—ืจื•ืช ื‘ื”ืŸ. ื›ืฉืจื“ื™ื˜ ื”ื›ืจื™ื–ื• ืขืœ ืฉื™ื ื•ื™ ื”ืชืžื—ื•ืจ ืœ API ืจื‘ื™ื ื—ืฉื‘ื• ืœืขื‘ื•ืจ ืœืจืฉืช ื“ื™ื•ื ื™ื ืžืชื—ืจื” ืœื“ื•ื’ืžื” Lemmy. ื‘ืคื•ืขืœ ื”ืจืขื™ื•ื ื•ืช ื”ื˜ื•ื‘ื™ื ืžืื—ื•ืจื™ ื›ืœื™ื ื›ืžื• Lemmy ืœื ื”ืกืคื™ืงื• ื‘ืฉื‘ื™ืœ ืœืžืฉื•ืš ื›ืžื•ืช ืžืฉืžืขื•ืชื™ืช ืฉืœ ืžืฉืชืžืฉื™ื. ืจื“ื™ื˜, ื›ืžื• ืคื™ื™ืกื‘ื•ืง, ื’ื•ื’ืœ, ืืžื–ื•ืŸ, ื•ืœื ืžืขื˜ ืขื ืงื™ื•ืช ืื™ื ื˜ืจื ื˜ ืื—ืจื•ืช, ืžืฆืœื™ื—ื” ืœื”ืฉืื™ืจ ืืฆืœื” ืืช ื”ืžืฉืชืžืฉื™ื ื•ืœื›ืŸ ื’ื ื™ื›ื•ืœื” ืœืงื‘ื•ืข ืืช ื”ื›ืœืœื™ื. ื‘ื™ืŸ ื›ืœ ื”ื“ื™ื•ื ื™ื ืฉืงืจืืชื™ ืขืœ ื”ืกื•ืฃ ืฉืœ ืืคื•ืœื• ื—ื–ืจ ื”ืจืขื™ื•ืŸ ืฉืœ ื” AI, ืฉื‘ืขืฆื ืืคื•ืœื• ื•ืฉืืจ ื”ืงื•ืจืื™ื ื”ืืœื˜ืจื ื˜ื™ื‘ื™ื™ื ื”ื ื ื–ืง ืžืฉื ื™ ื•ืฉื”ืžื˜ืจื” ื”ืืžื™ืชื™ืช ืฉืœ ืจื“ื™ื˜ ื”ื™ืชื” ืœื’ื‘ื•ืช ื›ืกืฃ ืžื—ื‘ืจื•ืช ื”ืขื ืง ืฉื™ืจืฆื• ืœืืžืŸ ื‘ื•ื˜ื™ื ืฉืœ ื‘ื™ื ื” ืžืœืื›ื•ืชื™ืช ืขืœ ืื™ื ืกื•ืฃ ื”ืชื•ื›ืŸ ืฉืœื”ื. ืขื“ื™ื™ืŸ ืžื•ืงื“ื ืœื“ืขืช ืื‘ืœ ื™ื”ื™ื” ืžืขื ื™ื™ืŸ ืœืจืื•ืช ืื ืชื•ื›ืŸ ื’ื•ืœืฉื™ื ืื ื•ื ื™ืžื™, ืฉืขื“ ืขื›ืฉื™ื• ื ื—ืฉื‘ ื—ืกืจ ืขืจืš ื›ื™ ืื™ืŸ ืคื™ืจืกื•ืžื•ืช ืœื˜ืจื’ื˜ ื‘ืืžืฆืขื•ืชื•, ื™ื”ืคื•ืš ืœืžื•ืฆืจ ื ื—ืฉืง ื•ืœื“ืœืง ืฉืžื ื™ืข ืืช ื’ืœื’ืœื™ ื” AI. ื”ื™ื” ืฉืœื•ื ืืคื•ืœื• ื•ืชื•ื“ื” ืขืœ ื›ืœ ื”ืœื™ื ืงื™ื.