class

Class

ํด๋ž˜์Šค ๊ธฐ๋ฐ˜์˜ ๊ฐ์ฒด ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด๋Š” ํด๋ž˜์Šค๋ผ๋Š” ๊ฒƒ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๊ฐ์ฒด๋ฅผ ๋งŒ๋“ค๊ณ , ๊ทธ๋Ÿฌํ•œ ๊ฐ์ฒด๋ฅผ ์šฐ์„ ์œผ๋กœ ์ƒ๊ฐํ•ด์„œ ํ”„๋กœ๊ทธ๋ž˜๋ฐํ•˜๋Š” ๊ฒƒ์„ ์ด๋…์œผ๋กœ ์‚ผ๊ณ  ์žˆ๋‹ค

  • ํ•ต์‹ฌ ํ‚ค์›Œ๋“œ

    ๊ฐ์ฒด : ์†์„ฑ์„ ๊ฐ€์งˆ ์ˆ˜ ์žˆ๋Š” ๋ชจ๋“  ๊ฒƒ์„ ์˜๋ฏธ

    ๊ฐ์ฒด ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด : ๊ฐ์ฒด๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ํ”„๋กœ๊ทธ๋žจ์„ ๋งŒ๋“œ๋Š” ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด

    ์ถ”์ƒํ™” : ๋ณต์žกํ•œ ์ž๋ฃŒ, ๋ชจ๋“ˆ, ์‹œ์Šคํ…œ ๋“ฑ์œผ๋กœ๋ถ€ํ„ฐ ํ•ต์‹ฌ์ ์ธ ๊ฐœ๋… ๋„๋Š” ๊ธฐ๋Šฅ์„ ๊ฐ„์ถ”๋ ค ๋‚˜๋Š” ๊ฒƒ

    ํด๋ž˜์Šค : ๊ฐ์ฒด๋ฅผ ์‰ฝ๊ณ  ํŽธ๋ฆฌํ•˜๊ฒŒ ์ƒ์„ฑํ•˜๊ธฐ ์œ„ํ•ด ๋งŒ๋“œ๋ ์ง„ ๊ตฌ๋ฌธ

    ์ธ์Šคํ„ด์Šค : ํด๋ž˜์Šค๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ์ƒ์„ฑํ•œ ๊ฐ์ฒด๋ฅผ ์˜๋ฏธ

    ์ƒ์„ฑ์ž : ํด๋ž˜์Šค ์ด๋ฆ„๊ณผ ๊ฐ™์€ ์ธ์Šคํ„ด์Šค

    ๋ฉ”์†Œ๋“œ : ํด๋ž˜์Šค๊ฐ€ ๊ฐ€์ง„ ํ•จ์ˆ˜

์ถ”์ƒํ™”

  • ํ”„๋กœ๊ทธ๋žจ์—์„œ ํ•„์š”ํ•œ ์š”์†Œ๋งŒ์„ ์‚ฌ์šฉํ•ด์„œ ๊ฐ์ฒด๋ฅผ ํ‘œํ˜„ํ•˜๋Š” ๊ฒƒ

  • ๋ณต์žกํ•œ ์ž๋ฃŒ, ๋ชจ๋“ˆ, ์‹œ์Šคํ…œ ๋“ฑ์œผ๋กœ๋ถ€ํ„ฐ ํ•ต์‹ฌ์ ์ธ ๊ฐœ๋… ๋„๋Š” ๊ธฐ๋Šฅ์„ ๊ฐ„์ถ”๋ ค ๋‚˜๋Š” ๊ฒƒ

    students = [
      { "name": "์œค์ธ์„ฑ", "korean": 87, "math": 98, "english": 88, "science": 95 },
      { "name": "์—ฐํ•˜์ง„", "korean": 92, "math": 98, "english": 96, "science": 98 },
      { "name": "๊ตฌ์ง€์—ฐ", "korean": 76, "math": 96, "english": 94, "science": 90 },
      { "name": "๋‚˜์„ ์ฃผ", "korean": 98, "math": 92, "english": 96, "science": 92 },
      { "name": "์œค์•„๋ฆฐ", "korean": 95, "math": 98, "english": 98, "science": 98 },
      { "name": "์œค๋ช…์›”", "korean": 64, "math": 88, "english": 92, "science": 92 }
    ]
    print("์ด๋ฆ„", "์ด์ ", "ํ‰๊ท ", sep="\t")
    for student in students:
      score_sum = student["korean"] + student["math"] +\
          student["english"] + student["science"]
      score_average = score_sum / 4
      print(student["name"], score_sum, score_average, sep="\t")

๊ฐ์ฒด๋ฅผ ๋งŒ๋“œ๋Š” ํ•จ์ˆ˜ (1)

๊ฐ์ฒด๋ฅผ ์ฒ˜๋ฆฌํ•˜๋Š” ํ•จ์ˆ˜ (2)

ํด๋ž˜์Šค

์‚ฌ์šฉ๋ฒ•

์ธ์Šคํ„ด์Šค

์‚ฌ์šฉ๋ฒ• ์ธ์Šคํ„ด์Šค ์ด๋ฆ„(๋ณ€์ˆ˜ ์ด๋ฆ„) = ํด๋ž˜์Šค ์ด๋ฆ„() # ์ƒ์„ฑ์ž ํ•จ์ˆ˜๋ผ๊ณ  ๋ถ€๋ฅธ๋‹ค

์ƒ์„ฑ์ž

์†Œ๋ฉธ์ž

์ƒ์„ฑ์ž์™€ ๋ฐ˜๋Œ€๋กœ ์ธ์Šคํ„ด์Šค๊ฐ€ ์†Œ๋ฉธ๋  ๋•Œ ํ˜ธ์ถœ๋˜๋Š” ํ•จ์ˆ˜

๋ฉ”์„œ๋“œ

์–ด๋–ค ํด๋ž˜์Šค์˜ ์ธ์Šคํ„ด์Šค์ธ์ง€ ํ™•์ธํ•˜๊ธฐ : isinstance

ํŠน์ˆ˜ํ•œ ์ด๋ฆ„์˜ ๋ฉ”์†Œ๋“œ : str() ํ•จ์ˆ˜

๊ฐ์ฒด๋ฅผ ๋ฌธ์ž์—ด๋กœ ๋ณ€ํ™˜ํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, to_String() ํ•จ์ˆ˜๋ฅผ ๋Œ€์‹ ํ•˜์—ฌ ์‚ฌ์šฉ

ํŠน์ˆ˜ํ•œ ์ด๋ฆ„์˜ ๋ฉ”์†Œ๋“œ : ๋น„๊ตํ•จ์ˆ˜

ํ•จ์ˆ˜

์ •์˜

eq

equal (๊ฐ™๋‹ค)

ne

not equal (๋‹ค๋ฅด๋‹ค)

gt

greater than (ํฌ๋‹ค)

ge

greater than or equal (ํฌ๊ฑฐ๋‚˜ ๊ฐ™๋‹ค)

it

less than (์ž‘๋‹ค)

le

less than or equal (์ž‘๊ฑฐ๋‚˜ ๊ฐ™๋‹ค)

ํด๋ž˜์Šค ๋ณ€์ˆ˜์™€ ๋ฉ”์†Œ๋“œ

ํด๋ž˜์Šค ๋ณ€์ˆ˜

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