๐Ÿ“š ์Šคํ„ฐ๋””/ํŒŒ์ด์ฌ ์Šคํ„ฐ๋”” ๊ฐ•์˜์ž๋ฃŒ

[2ํŒ€/๊น€๊ฐ€๋ฆผ, ์ตœ๋‹ค์˜ˆ] 6์ฐจ์‹œ ํŒŒ์ด์ฌ ์Šคํ„ฐ๋”” - ๋ฌธ์ž์—ด

๋‹ค์˜ˆ๋ป 2023. 5. 4. 13:51

์ฐธ๊ณ ๋„์„œ : ๋ฐ์ดํ„ฐ ๊ณผํ•™์„ ์œ„ํ•œ ํŒŒ์ด์ฌ ํ”„๋กœ๊ทธ๋ž˜๋ฐ, ์ตœ์ƒ์ฒ 

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๋ฌธ์ž์—ด์˜ ๊ฐœ๋…

๋ฌธ์ž์—ด์€ ์‹œํ€€์Šค ์ž๋ฃŒํ˜•

์‹œํ€€์Šค ์ž๋ฃŒํ˜• : ๋ฐ์ดํ„ฐ๋ฅผ ์ˆœ์ฐจ์ ์œผ๋กœ ๋ฉ”๋ชจ๋ฆฌ์— ์ €์žฅํ•˜๋Š” ํ˜•์‹์˜ ๋ฐ์ดํ„ฐ


๋ฌธ์ž์—ด๊ณผ ๋ฉ”๋ชจ๋ฆฌ ๊ณต๊ฐ„

์ผ๋ฐ˜์ ์œผ๋กœ ์˜๋ฌธ์ž ํ•œ ๊ธ€์ž๋‹น 1๋ฐ”์ดํŠธ์˜ ๋ฉ”๋ชจ๋ฆฌ ๊ณต๊ฐ„์„ ์‚ฌ์šฉ

# ๋ฌธ์ž์—ด์ด ์ €์žฅ๋œ ๊ณต๊ฐ„์˜ ํฌ๊ธฐ ํ™•์ธ
>>> import sys
>>> print(sys.getsizeof("a"), sys.getsizeof("ab"), sys.getsizeof("abc"))   # ํŠน์ • ๋ณ€์ˆ˜(๋˜๋Š” ๊ฐ’)์˜ ๋ฉ”๋ชจ๋ฆฌ ๊ณต๊ฐ„์„ ์ธก์ •ํ•˜๋Š” ํ•จ์ˆ˜
50 51 52        # 50๋ฐ”์ดํŠธ, 51๋ฐ”์ดํŠธ, 52๋ฐ”์ดํŠธ

์ฝ”๋“œ์˜ ์ถœ๋ ฅ ๊ฒฐ๊ณผ๋Š” ์ปดํ“จํ„ฐ๋งˆ๋‹ค ๋‹ค๋ฅผ ์ˆ˜ ์žˆ์Œ

ํ•˜๋‚˜์˜ ๋ฌธ์ž๋ฅผ ์ €์žฅํ•˜๊ธฐ ์œ„ํ•ด ์ €์žฅ๋˜๋Š” ๋ฌธ์ž ์ž์ฒด๋ฅผ ์ œ์™ธํ•˜๊ณ ๋„ ๋ณ€์ˆ˜์™€ ๊ด€๋ จ๋œ ์—ฌ๋Ÿฌ ์ •๋ณด ๋“ฑ์„ ์œ„ํ•ด 49๋ฐ”์ดํŠธ๊ฐ€ ํ•„์š”ํ•œ ๊ฒƒ

  • ์ปดํ“จํ„ฐ๋Š” ๋ฌธ์ž๋ฅผ ์ง์ ‘ ์ธ์‹ํ•˜์ง€ ๋ชปํ•จ
  • ์ปดํ“จํ„ฐ๋Š” ๋ฌธ์ž๋ฅผ ์ˆซ์ž๋กœ ๋ณ€ํ™˜ํ•˜์—ฌ ์ธ์‹ํ•จ
  • ex) a → 01001011 (๋ณ€ํ™˜๋˜์–ด ์ €์žฅ)
  • ์‚ฌ๋žŒ๋“ค์€ ๋ฌธ์ž๋ฅผ ์ˆซ์ž๋กœ ๋ณ€ํ™˜ํ•˜๊ธฐ ์œ„ํ•œ ๊ทœ์น™์„ ๋งŒ๋“ฆ (์ด์ง„์ˆ˜๋กœ ๋ณ€ํ™˜๋˜๋Š” ํ‘œ์ค€ ๊ทœ์น™)
  • ex) ASCII, CP949, MS949, UTF-8
  • ์ผ๋ฐ˜์ ์œผ๋กœ ์ด ๊ทœ์น™์€ 1๊ฐœ์˜ ์˜๋ฌธ์ž๋ฅผ 1๋ฐ”์ดํŠธ, ์ฆ‰ 2์˜ 8์Šน ์ •๋„์˜ ๊ณต๊ฐ„์— ์ €์žฅํ•จ

์ด๋Ÿฌํ•œ ๊ทœ์น™์„ ์ด์šฉํ•˜์—ฌ ์ˆซ์ž์™€ ๋ฌธ์ž๋ฅผ ๋งตํ•‘ํ•˜๋Š” ๊ฒƒ์ด ๋ฐ”๋กœ ์šด์˜์ฒด์ œ์™€ ์ธํ„ฐํ”„๋ฆฌํ„ฐ์˜ ์—ญํ•  ์ค‘ ํ•˜๋‚˜

์ด์™€ ๊ฐ™์€ ํ˜•ํƒœ๋กœ ์ €์žฅ๋จ


๋ฌธ์ž์—ด์˜ ์ธ๋ฑ์‹ฑ

๊ธ€์ž ํ•˜๋‚˜ํ•˜๋‚˜๊ฐ€ ์ƒ๋Œ€์ ์ธ ์ฃผ์†Œ๋ฅผ ๊ฐ€์ง

์ด ์ฃผ์†Œ๋ฅผ ์‚ฌ์šฉํ•ด ์ €์žฅ๋œ ๊ฐ’์„ ๊ฐ€์ ธ์˜ค๋Š” ์ธ๋ฑ์‹ฑ์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Œ

>>> a = "abcde"
>>> pirnt(a[0], a[4])
a e
>>> print(a[-1], a[-5])
e a

๋ฌธ์ž์—ด์˜ ์Šฌ๋ผ์ด์‹ฑ

๋ฌธ์ž์—ด์˜ ์ฃผ์†Œ๊ฐ’์„ ์ด์šฉํ•ด ๋ฌธ์ž์—ด์˜ ๋ถ€๋ถ„๊ฐ’์„ ์ถ”์ถœํ•ด๋‚ด๋Š” ๊ธฐ๋ฒ•

>>> a = "TEAMLAB MOOC, AWESOME Python" 
>>> print(a [0:6], " AND ", a[-9๏ผš])      # a ๋ณ€์ˆ˜์˜ 0๋ถ€ํ„ฐ 5๊นŒ์ง€, -9๋ถ€ํ„ฐ ๋๊นŒ์ง€
TEAMLA AND ME Python

>>> print(a[๏ผš])                          # a ๋ณ€์ˆ˜์˜ ์ฒ˜์Œ๋ถ€ํ„ฐ ๋๊นŒ์ง€ 
TEAMLAB MOOC, AWESOME Python

>>> print(a [-50:50])
TEAMLAB MOOC, AWESOME Python              # ๋ฒ”์œ„๋ฅผ ๋„˜์–ด๊ฐˆ ๊ฒฝ์šฐ ์ž๋™์œผ๋กœ ์ตœ๋Œ€ ๋ฒ”์œ„๋ฅผ ์ง€์ •

>>> print(a[๏ผš๏ผš2], " AND ", a[๏ผš๏ผš-l])
TALBMO,AEOEPto AND nohtyP EMOSEWA ,C00M BALMAET

๋ฌธ์ž์—ด์˜ ์—ฐ์‚ฐ

๋ฆฌ์ŠคํŠธ ์—ฐ์‚ฐ๊ณผ ๊ฐ™์Œ

>>> a = "TEAM"
>>> b = "LAB"
>>> print(a + " " + b)                      # ๋ง์…ˆ์œผ๋กœ a์™€ b ๋ณ€์ˆ˜ ์—ฐ๊ฒฐํ•˜๊ธฐ
TEAM LAB
>>> print(a * 2 + " " + b * 2)              # ๊ณฑํ•˜๊ธฐ๋กœ ๋ฐ˜๋ณต ์—ฐ์‚ฐ ๊ฐ€
TEAMTEAM LABLAB
>>> if 'A' in a: print(a)                   # 'A'๊ฐ€ a์— ํฌํ•จ๋˜์—ˆ๋Š”์ง€ ํ™•์ธ
>>> else๏ผšprint(b)
TEAM

print() ํ•จ์ˆ˜์—์„œ ์ •์ˆ˜ํ˜•๊ณผ ๋ฌธ์ž์—ด์„ ๊ฐ™์ด ๋ณด์—ฌ์ฃผ๋ ค๊ณ  ํ•  ๋•Œ ์‹ค์ˆ˜ ๋ฐœ์ƒ

๋ฌธ์ž์—ด๊ณผ ์ •์ˆ˜ํ˜•์˜ ์—ฐ์‚ฐ์œผ๋กœ ์ธ์‹ํ•จ

>>> int_value = 2
>>> print("๊ฒฐ๊ณผ๋Š”" + int_value)

๋ฌธ์ž์—ด ํ•จ์ˆ˜

๋ฌธ์ž์—ด์„ ๋‹ค๋ฃฐ ๋•Œ ์‚ฌ์šฉํ•˜๊ธฐ ์œ ์šฉํ•œ ํ•จ์ˆ˜

>>> title = "TEAMLAB X Inflearn"
>>> title.upper()               # title ๋ณ€์ˆ˜๋ฅผ ๋ชจ๋‘ ๋Œ€๋ฌธ์ž๋กœ ๋ณ€ํ™˜
'TEAMLAB X INFLEARN'
>>> title.lower()               # title ๋ณ€์ˆ˜๋ฅผ ๋ชจ๋‘ ์†Œ๋ฌธ์ž๋กœ ๋ณ€ํ™˜
'teamlab x inflearn'
>>> title = "TEAMLAB X Inflearn"
>>> title.title()               # title ๋ณ€์ˆ˜์˜ ๊ฐ ๋‹จ์–ด์˜ ์•ž๊ธ€์ž๋งŒ ๋Œ€๋ฌธ์ž๋กœ ๋ณ€ํ™˜
'Teamlab X Inflearn'
>>> title.capitalizeO           # title ๋ณ€์ˆ˜์˜ ์ฒซ ๋ฒˆ์งธ ๊ธ€์ž๋งŒ ๋Œ€๋ฌธ์ž๋กœ ๋ณ€ํ™˜
'Teamlab x inflearn'
>>> title = "TEAMLAB X Inflearn"
>>> title.count("a")            # title ๋ณ€์ˆ˜์— ’a’๊ฐ€ ๋ช‡ ๊ฐœ ์žˆ๋Š”์ง€ ๊ฐœ์ˆ˜ ๋ฐ˜ํ™˜
1
>>> title.upper().count("a")    # title ๋ณ€์ˆ˜๋ฅผ ๋Œ€๋ฌธ์ž๋กœ ๋งŒ๋“  ํ›„, 'a'๊ฐ€ ๋ช‡ ๊ฐœ ์žˆ๋Š”์ง€ ๊ฐœ์ˆ˜ ๋ฐ˜ํ™˜
0
>>> title.isdigit()             # title ๋ณ€์ˆ˜์˜ ๋ฌธ์ž์—ด์ด ์ˆซ์ž์ธ์ง€ ์—ฌ๋ถ€ ๋ฐ˜ํ™˜
False
>>> title.startswith("a")       # title ๋ณ€์ˆ˜๊ฐ€ ‘a’๋กœ ์‹œ์ž‘ํ•˜๋Š”์ง€ ์—ฌ๋ถ€ ๋ฐ˜ํ™˜
False

** apostrophe๊ฐ€ ๋“ค์–ด๊ฐ„ ๋ฌธ์žฅ์ด๋‚˜ ์ค„ ๋ฐ”๊ฟˆ์ด ์žˆ๋Š” ๋ฌธ์ž์—ด ์ถœ๋ ฅ

  • ์ž‘์€๋”ฐ์˜ดํ‘œ๊ฐ€ ๋“ค์–ด๊ฐ„ ๋ฌธ์ž์—ด → ํฐ๋”ฐ์˜ดํ‘œ๋กœ ์„ ์–ธ
  • ํฐ๋”ฐ์˜ดํ‘œ๊ฐ€ ๋“ค์–ด๊ฐ„ ๋ฌธ์ž์—ด → ์ž‘์€๋”ฐ์˜ดํ‘œ๋กœ ์„ ์–ธ
>>> a = "It's OK."
  • ํŠน์ˆ˜๋ฌธ์ž ์‚ฌ์šฉ
a = "It\\'s OK."

  • ํฐ๋”ฐ์˜ดํ‘œ๋‚˜ ์ž‘์€๋”ฐ์˜ดํ‘œ๋ฅผ 3๊ฐœ๋กœ ์—ฐ๊ฒฐ
>>> a = "It\\'s OK."

>>> a = """
    It's OK.
    I'm Happy.
    See you."""

์„œ์‹ ์ง€์ • : ๋‹ค์–‘ํ•œ ํ˜•์‹์— ๋งž์ถ”์–ด ์ถœ๋ ฅ (ํ†ตํ™” ๋‹จ์œ„, ์„ธ ์ž๋ฆฌ ์ˆซ์ž ๋‹จ์œ„๋กœ ๋„์–ด์“ฐ๊ธฐ, % ์ถœ๋ ฅ)

% ์„œ์‹๊ณผ format() ํ•จ์ˆ˜

>>> print(1,2,3)
1 2 3
>>> print("a" + " " + "b" + " " + "c")
a b c
>>> print("%d %d %d" % (1,2,3))     # ๋’ค์— ์žˆ๋Š” ์ˆซ์ž์™€ ๋ฌธ์ž๋“ค์ด ์•ž์˜ ์„œ์‹ ์ง€์ • ์ฝ”๋“œ์— ๋Œ€์‘๋˜์–ด ํ• ๋‹น๋จ
1 2 3 
>>> print("{} {} {}".format("a", "b", "c"))
a b c
  • ๋ฐ์ดํ„ฐ์™€ ์ถœ๋ ฅ ํ˜•์‹์„ ๋ถ„๋ฅ˜ํ•  ์ˆ˜ ์žˆ์Œ
  • ์‹œ๊ฐ์ ์œผ๋กœ ํ›จ์”ฌ ์ดํ•ดํ•˜๊ธฐ ์‰ฝ๊ฒŒ ์ฝ”๋“œ ์ž‘์„ฑ
  • ๋ฐ์ดํ„ฐ๋ฅผ ํ˜•์‹์— ๋”ฐ๋ผ ๋‹ค๋ฅด๊ฒŒ ํ‘œํ˜„ํ•  ์ˆ˜ ์žˆ์Œ

์„œ์‹ ์ง€์ • ๊ธฐ๋Šฅ์€ ๊ฐ ๋ณ€์ˆ˜์˜ ์ž๋ฃŒํ˜•์— ๋งž๊ฒŒ ์„œ๋กœ ๋‹ค๋ฅด๊ฒŒ ์ง€์ • ๊ฐ€๋Šฅ

>>> print('%s %s %s' % ('one', 'two'))
one two
>>> print('%d %d' % (1,2))
1 2

% ์„œ์‹

๐Ÿ’ก %์ž๋ฃŒํ˜• % (๊ฐ’)

>>> print("I eat %d apples." % 3)        # ์ •์ˆ˜ํ˜•์˜ ๋ณ€์ˆ˜
I eat 3 apples.
>>> print("I eat %s apples." % "five")   # ๋ฌธ์ž์—ด์˜ ๋ณ€์ˆ˜
I eat five apples.

% ์„œ์‹์€ 1๊ฐœ ์ด์ƒ์˜ ๊ฐ’๋„ ํ• ๋‹น ๊ฐ€๋Šฅ

>>> print("Product : %s, Price per unit: %f." % ("Apple", 5.243))
Product : Apple, Price per unit: 5.243000.

๊ฐ’์„ ์ง์ ‘ ๋„ฃ์ง€ ์•Š๊ณ  ๋ณ€์ˆ˜ ๋ช…์„ ๋„ฃ์–ด๋„ ๋จ

>>> number = 3
>>> day = "three"
>>> print("I ate %d apples. I was sick for %s days." % (number, day))
I ate 3 apples. I was sick for three days.

format() ํ•จ์ˆ˜

% ์„œ์‹๊ณผ ์‚ฌ์šฉ๋ฒ•์ด ๊ฑฐ์˜ ๊ฐ™์ง€๋งŒ ๋ฌธ์ž์—ด ํ˜•ํƒœ์˜ ์ธ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค ๊ฒƒ์ด ์ฐจ์ด์ 

๐Ÿ’ก “{์ž๋ฃŒํ˜•}”.format(์ธ์ˆ˜)

>>> print("I'm {0} years old.".format(20))
I'm 20 years old.

์ž๋ฃŒํ˜•์„ ๋ฐ”๋กœ ์ง€์ •ํ•ด์ฃผ์ง€ ์•Š๊ณ  ์ˆœ์„œ๋Œ€๋กœ ๋ณ€์ˆ˜๊ฐ€ ํ• ๋‹น๋œ๋‹ค๋Š” ์žฅ์ ์ด ์žˆ์Œ

๋ณ€์ˆ˜์˜ ์ด๋ฆ„์„ ์‚ฌ์šฉํ•˜๊ฑฐ๋‚˜ ๋ณ€์ˆ˜์˜ ์ž๋ฃŒํ˜•์„ ๋”ฐ๋กœ ์ง€์ •ํ•˜์—ฌ ์ถœ๋ ฅํ•จ

>>> age =40; name = 'Sungchul Choi'
>>> print("l'm {0} years old.".format(age))
I'm 40 years old.
>>> print("My name is {0} and {1} years old.".format(name, age))
My name is Sungchul Choi and 40 years old.
>>> print("Product๏ผš {0}, Price per unit๏ผš {l:.2f}.".format("Apple", 5.243)
Product๏ผš Apple, Price per unit๏ผš 5.24.    # .2f ๋Š” ์†Œ์ˆ˜์  ๋‘˜์งธ ์ž๋ฆฌ๊นŒ์ง€ ์‹ค์ˆ˜ํ˜•์œผ๋กœ ํ‘œํ˜„ํ•˜๋ผ

ํŒจ๋”ฉ

ํŒŒ์ด์ฌ์˜ ์„œ์‹ ์ง€์ • ๊ธฐ๋Šฅ์—๋Š” ์—ฌ์œ  ๊ณต๊ฐ„์„ ์ง€์ •ํ•˜์—ฌ ๊ธ€์ž ๋ฐฐ์—ด์„ ๋งž์ถ”๊ณ  ์†Œ์ˆ˜์  ์ž๋ฆฟ์ˆ˜๋ฅด ใ„น๋งž์ถ”๋Š” ๊ธฐ๋Šฅ์ด ์žˆ์Œ

% ์„œ์‹๊ณผ format() ํ•จ์ˆ˜ ๋ชจ๋‘ ํŒจ๋”ฉ ๊ธฐ๋Šฅ์„ ์ œ๊ณต

% ์„œ์‹์˜ ํŒจ๋”ฉ

>>> print("%10d" % 12)         # 10์ž๋ฆฌ ๊ณต๊ฐ„์„ ํ™•๋ณด, ์šฐ์ธก ์ •๋ ฌ๋กœ 12๋ฅผ ์ถœ๋ ฅํ•˜๋ผ
        12
>>> print("%-10d" % 12)        # ์ขŒ์ธก ์ •๋ ฌ
12

>>> print("%10.3f" % 5.94343)  # 10์ž๋ฆฌ๋ฅผ ํ™•๋ณดํ•˜๊ณ  ์†Œ์ˆ˜์  ์…‹์งธ ์ž๋ฆฌ๊นŒ์ง€ ์ถœ๋ ฅ
5.943
»> print("%10.2f" % 5.94343)   # 10์ž๋ฆฌ๋ฅผ ํ™•๋ณดํ•˜๊ณ  ์†Œ์ˆ˜์  ๋‘˜์งธ ์ž๋ฆฌ๊นŒ์ง€ ์ถœ๋ ฅ
5.94
>» print("%-10.2f" % 5.94343)
5.94

10์ž๋ฆฌ ์•ˆ์—๋Š” ์†Œ์ˆ˜์ ์ด ํฌํ•จ๋จ

format() ํ•จ์ˆ˜์˜ ํŒจ๋”ฉ

# 10์ž๋ฆฌ์˜ ๊ณต๊ฐ„์„ ํ™•๋ณดํ•˜๊ณ , ์šฐ์ธก ์ •๋ ฌ๋กœ ๋ฌธ์ž์—ด ‘Apple’์„ ์ถœ๋ ฅํ•˜๋ผ
>>> print("{0๏ผš>10s}".format("Apple"))   
     Apple
# ์ขŒ์ธก ์ •๋ ฌ
>>> print("{0๏ผš<10s}".format("Apple"))
Apple

# 10์ž๋ฆฌ์˜ ๊ณต๊ฐ„์„ ํ™•๋ณดํ•˜๊ณ , ์†Œ์ˆ˜์  ๋‹ค์„ฏ ๋ฒˆ์งธ ์ž๋ฆฌ๊นŒ์ง€ ์‹ค์ˆ˜๋ฅผ ์ถœ๋ ฅ
>>> "{l:>10.5f}.".format("Apple", 5.243)
'  5.24300.'
>>> "{l:<10.5f}.".format("Apple", 5.243)
'5.24300

๐Ÿ’ก ๋„ค์ด๋ฐ : ๋ณ€์ˆ˜๋ช…์„ ์„œ์‹์— ํ• ๋‹นํ•  ์ˆ˜ ์žˆ๋Š” ๊ธฐ๋Šฅ

ํŠน์ • ๋ณ€์ˆ˜๋ช…์„ ์‚ฌ์šฉํ•˜์—ฌ ์ถœ๋ ฅ๊ฐ’์— ์ง์ ‘ ํ• ๋‹น

ํ•œ ๋ฒˆ์— ์ถœ๋ ฅํ•ด์•ผ ํ•˜๋Š” ๋ณ€์ˆ˜๊ฐ€ ๋งŽ์„ ๋•Œ ๋ณ€์ˆ˜์˜ ์ˆœ์„œ๋ฅผ ํ—ท๊ฐˆ๋ฆฌ์ง€ ์•Š๊ณ  ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Œ

>>> print("Product: %(name)5s, Price per unit: %(price)5.5f."%
{"name":"Apple", "price"๏ผš5.243})
Product๏ผš Apple, Price per unit: 5.24300.

>>> print("Product: {name:>5s}, Price per unit: {price:5.5f}.".format(name="A
pple", price=5.243))
Product๏ผš Apple, Price per unit: 5.24300.

๋ฌธ์ž์—ด์˜ ๋ถ„๋ฆฌ : split() ํ•จ์ˆ˜

>>> items = 'zero one two three'.split()     # ๋นˆ์นธ์„ ๊ธฐ์ค€์œผ๋กœ ๋ฌธ์ž์—ด ๋ถ„๋ฆฌํ•˜๊ธฐ
>>> print(items)
['zero', 'one', 'two', 'three']

๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์•„๋ฌด๊ฒƒ๋„ ์ž…๋ ฅํ•˜์ง€ ์•Š์œผ๋ฉด ๋นˆ์นธ์„ ๊ธฐ์ค€์œผ๋กœ ๋ฌธ์ž์—ด์„ ๋ถ„๋ฆฌํ•˜๋ผ๋Š” ๋œป

>>> example = 'python,jqueryJavascript'          # ","๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๋ฌธ์ž์—ด ๋‚˜๋ˆ„๊ธฐ
>>> example.split(",')
['python', 'jquery', 'javascript']
>>> a, b, c = example.split(”,")                 # ๋ฆฌ์ŠคํŠธ์— ์žˆ๋Š” ๊ฐ ๊ฐ’์„ a, b, c ๋ณ€์ˆ˜๋กœ ์–ธํŒจํ‚น
>>> print(a, b, c)
python jquery javascript

>>> example = 'theteamlab.univ.edu'
>>> subdomain, domain, tld = example.split('.')  # "."์„ ๊ธฐ์ค€์œผ๋กœ ๋ฌธ์ž์—ด ๋‚˜๋ˆ„๊ธฐ -> ์–ธํŒจํ‚น
>>> print(subdomain, domain, tld)
theteamlab univ edu

๋ฌธ์ž์—ด์˜ ๊ฒฐํ•ฉ : join() ํ•จ์ˆ˜

๊ตฌ๋ถ„์ž.join(๋ฆฌ์ŠคํŠธํ˜•)

๋ฌธ์ž์—ด๋กœ ๊ตฌ์„ฑ๋œ ๋ฆฌ์ŠคํŠธ๋ฅผ ํ•ฉ์ณ ํ•˜๋‚˜์˜ ๋ฌธ์ž์—ด๋กœ ๋งŒ๋“ค ๋•Œ ์‚ฌ์šฉ

>>> colors = ['red', 'blue', 'green', 'yellow']
>>> result = ''.join(colors)
>>> result
'redbluegreenyellow'

>>> result = ' '.join(colors)          # ์—ฐ๊ฒฐ ์‹œ, 1์นธ์„ ๋„๊ณ  ์—ฐ๊ฒฐ
>>> result
'red blue green yellow'

>>> result = ', '.join(colors)         # ์—ฐ๊ฒฐ ์‹œ ","๋กœ ์—ฐ๊ฒฐ
>>> result
'red, blue, green, yellow’

>>> result = '-'.join(colors)          # ์—ฐ๊ฒฐ ์‹œ "-"๋กœ ์—ฐ
>>> result
'red-blue-green-yellow'