{"id":221,"date":"2026-05-14T21:42:38","date_gmt":"2026-05-14T13:42:38","guid":{"rendered":"https:\/\/junai.ai\/blog\/python-functions-9\/"},"modified":"2026-05-17T07:31:17","modified_gmt":"2026-05-16T23:31:17","slug":"python-functions-9","status":"publish","type":"post","link":"https:\/\/junai.ai\/blog\/python-functions-9\/","title":{"rendered":"\ud30c\uc774\uc36c \ud568\uc218 \ub9cc\ub4e4\uae30 \u2014 def\u00b7\uc778\uc790\u00b7return (9\ud3b8)"},"content":{"rendered":"\n<!-- WordPress REST API \ubc1c\ud589\uc6a9 HTML (\uc790\ub3d9 \uc0dd\uc131) -->\n<!-- WP-FEATURED-MEDIA-ID: 588 -->\n<div style=\"max-width:800px;margin:0 auto;\">\n<style>\n\/* js-textbook \u2014 PostgreSQL \uad50\uc7ac \ub3d9\uc77c \ud314\ub808\ud2b8 *\/\n:root {\n  --color-primary: #336791;\n  --color-accent: #60a5fa;\n  --color-bg: #fafafa;\n  --color-bg-card: #ffffff;\n  --color-text: #1e293b;\n  --color-text-muted: #64748b;\n  --hero-start: #0f172a;\n  --hero-end: #336791;\n  --font-body: -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;\n  --size-body: 17px;\n  --line-height: 1.75;\n}\n* { box-sizing: border-box; }\n.container { max-width: 760px; margin: 0 auto; padding: 0 22px 80px; }\n.hero { background: linear-gradient(135deg, var(--hero-start) 0%, var(--hero-end) 100%); color: #fff; padding: 72px 22px 56px; text-align: center; }\n.hero .badge { display: inline-block; background: rgba(96,165,250,0.18); color: var(--color-accent); padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; letter-spacing: 0.5px; margin-bottom: 18px; }\n.hero h1 { margin: 0 0 18px; font-size: 36px; line-height: 1.3; letter-spacing: -0.3px; }\n.hero p.sub { margin: 0 auto; max-width: 580px; font-size: 17px; color: #bfdbfe; }\n.hero img { width: 100%; max-width: 720px; height: auto; margin: 36px auto 0; display: block; border-radius: 10px; box-shadow: 0 8px 32px rgba(0,0,0,0.3); }\n.meta { display: flex; gap: 14px; justify-content: center; margin-top: 20px; font-size: 13px; color: #93c5fd; flex-wrap: wrap; }\n.meta span::before { content: \"\u00b7\"; margin-right: 14px; color: #1e3a8a; }\n.meta span:first-child::before { content: \"\"; margin: 0; }\narticle { background: var(--color-bg-card); margin-top: -36px; padding: 44px 28px; border-radius: 14px; box-shadow: 0 2px 18px rgba(0,0,0,0.06); }\narticle p { margin: 0 0 18px; }\nh2 { font-size: 28px; line-height: 1.35; letter-spacing: -0.3px; margin: 48px 0 18px; padding-bottom: 10px; border-bottom: 2px solid var(--color-primary); }\nh2:first-of-type { margin-top: 8px; }\nh3 { font-size: 21px; line-height: 1.4; margin: 30px 0 12px; color: var(--color-primary); }\ncode { background: #f1f5f9; color: #0f172a; padding: 2px 6px; border-radius: 4px; font-family: 'SFMono-Regular', Menlo, Consolas, monospace; font-size: 0.92em; }\npre { background: #0f172a; color: #e2e8f0; padding: 18px 20px; border-radius: 10px; overflow-x: auto; font-size: 14.5px; line-height: 1.65; margin: 18px 0; }\npre code { background: transparent; color: inherit; padding: 0; }\nul, ol { margin: 0 0 18px; padding-left: 24px; }\nli { margin-bottom: 8px; }\nstrong { color: #0f172a; }\n.databox { background: #eff6ff; border-left: 4px solid var(--color-primary); padding: 18px 20px; border-radius: 6px; margin: 22px 0; }\n.databox p { margin: 0 0 8px; }\n.databox p:last-child { margin: 0; }\n.databox strong { color: var(--color-primary); }\n.warnbox { background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%); border-left: 4px solid #d97706; padding: 18px 20px; border-radius: 6px; margin: 22px 0; }\n.warnbox strong { color: #92400e; }\n.tablewrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 22px 0; }\ntable { width: 100%; border-collapse: collapse; font-size: 15px; background: var(--color-bg-card); }\nth, td { padding: 11px 12px; text-align: left; border-bottom: 1px solid #e2e8f0; vertical-align: top; }\nth { background: #f1f5f9; font-weight: 700; color: #0f172a; }\ntd:first-child, th:first-child { font-weight: 700; }\n.cta { background: linear-gradient(135deg, #336791 0%, #60a5fa 100%); color: #fff; padding: 30px 24px; border-radius: 12px; margin-top: 44px; text-align: center; }\n.cta h3 { color: #fff; margin: 0 0 10px; }\n.cta p { margin: 0; color: #dbeafe; }\n.series-nav { background: #eff6ff; padding: 18px 22px; border-radius: 10px; margin-top: 24px; font-size: 14.5px; color: var(--color-text-muted); }\n.series-nav strong { color: var(--color-primary); }\n@media (max-width: 480px) {\n  .hero { padding: 52px 18px 44px; }\n  .hero h1 { font-size: 26px; }\n  .hero p.sub { font-size: 15px; }\n  article { padding: 28px 18px; border-radius: 10px; }\n  h2 { font-size: 22px; }\n  h3 { font-size: 18px; }\npre { font-size: 13px; padding: 14px 16px; }\n}\n@media (max-width: 560px) {\n  .tablewrap table, .tablewrap thead, .tablewrap tbody, .tablewrap tr, .tablewrap th, .tablewrap td { display: block; width: auto; }\n  .tablewrap thead { display: none; }\n  .tablewrap tr { margin: 0 0 14px; border: 1px solid #e2e8f0; border-radius: 10px; overflow: hidden; }\n  .tablewrap td { border: none; border-bottom: 1px solid #f1f5f9; padding: 9px 14px; }\n  .tablewrap td:first-child { background: #eff6ff; font-weight: 800; font-size: 15.5px; }\n  .tablewrap td:last-child { border-bottom: none; }\n  .tablewrap td[data-label]::before { content: attr(data-label) \" \u2014 \"; font-weight: 700; color: var(--color-primary); }\n}\n<\/style>\n<header class=\"hero\">\n  <span class=\"badge\">\ud30c\uc774\uc36c \uad50\uc7ac \u00b7 9\ud3b8 \/ 27\ud3b8<\/span>\n  <h1>\ud30c\uc774\uc36c \ud568\uc218 \ub9cc\ub4e4\uae30 \u2014 def\u00b7\uc778\uc790\u00b7return<\/h1>\n  <p class=\"sub\">\uac19\uc740 \ucf54\ub4dc\ub97c \ub450 \ubc88 \uc4f4 \uc21c\uac04\uc774 \ud568\uc218\ub97c \ub9cc\ub4e4 \uc2dc\uc810.<\/p>\n  <div class=\"meta\"><span>\uc785\ubb38<\/span><span>\uc77d\ub294 \uc2dc\uac04 7\ubd84<\/span><span>2026-05-13<\/span><\/div>\n  <img decoding=\"async\" src=\"https:\/\/junai.ai\/blog\/wp-content\/uploads\/2026\/05\/hero-207.jpg\" alt=\"def \ub85c \ud568\uc218\ub97c \uc815\uc758\ud558\uace0 \ub2e4\uc591\ud55c \uc778\uc790\ub85c \ud638\ucd9c\ud558\ub294 \ucf54\ub4dc \ud654\uba74\">\n<\/header>\n\n<div class=\"container\">\n<article>\n\n<p>\uc5ec\uae30\uae4c\uc9c0 \uc6b0\ub9ac\ub294 <em>&#8220;\ucf54\ub4dc\ub97c \uc9c1\uc120\uc73c\ub85c \uc801\uc5b4 \uc704\uc5d0\uc11c \uc544\ub798\ub85c \uc2e4\ud589&#8221;<\/em> \ud588\uc2b5\ub2c8\ub2e4. \ud559\uc0dd \ud55c \uba85 \ud559\uc810 \uacc4\uc0b0\uc740 7\ud3b8 if \ub85c \ub05d\ub0ac\uc9c0\ub9cc, 30\uba85\uc744 \ucc98\ub9ac\ud558\uba74 \ub611\uac19\uc740 \ucf54\ub4dc 30 \ub369\uc5b4\ub9ac\uac00 \uc0dd\uae41\ub2c8\ub2e4. \ub450 \ubc88\uc9f8\ub85c \uc4f0\ub294 \uc21c\uac04\uc774 \ud568\uc218\ub97c \ub9cc\ub4e4 \uc2dc\uc810\uc774\ub77c\ub294 \uaca9\uc5b8\uc774 \uc788\ub294\ub370(<em>DRY \u2014 Don&#8217;t Repeat Yourself<\/em>), \ud30c\uc774\uc36c\uc5d0\uc11c \uadf8 \ub2e8\uc704\uac00 \ubc14\ub85c <strong>\ud568\uc218<\/strong>(function).<\/p>\n\n<p>9\ud3b8\uc744 \ub9c8\uce58\uba74 \u2460 <code>def<\/code> \ub85c \ud568\uc218 \uc815\uc758 \u2461 \uc778\uc790 \ubc1b\uae30\uc640 <code>return<\/code> \u2462 \uae30\ubcf8\uac12\uacfc \ud0a4\uc6cc\ub4dc \uc778\uc790 \u2463 docstring \ud55c \uc904\ub85c \ubb38\uc11c\ud654 \u2464 \ubcc0\uc218 \ubc94\uc704(scope) \uc758 \uae30\ubcf8 \u2014 \ub2e4\uc12f \uac00\uc9c0\ub97c \uc190\uc5d0 \uc775\ud799\ub2c8\ub2e4. \uc785\ubb38 \ub2e8\uacc4 \ud6c4\ubc18\uc758 \uac00\uc7a5 \ud070 \ub3c4\uc57d\uc785\ub2c8\ub2e4.<\/p>\n\n<h2>def \u2014 \ud568\uc218 \uc815\uc758\uc758 \uae30\ubcf8 \ubaa8\uc591<\/h2>\n\n<pre><code>def square(n):\n    return n * n\n\n# \ud638\ucd9c\nsquare(5)        # 25\nsquare(square(3))  # 81 \u2014 \ud568\uc218 \uacb0\uacfc\ub97c \ub610 \ud568\uc218\uc5d0 (4\ud3b8 \ud569\uc131)<\/code><\/pre>\n\n<p>\ub124 \uac00\uc9c0 \uad6c\uc131 \uc694\uc18c.<\/p>\n\n<ul>\n  <li><strong>def<\/strong> \u2014 &#8220;\uc5ec\uae30\uc11c\ubd80\ud130 \ud568\uc218\ub2e4&#8221; \ud0a4\uc6cc\ub4dc<\/li>\n  <li><strong>\uc774\ub984 + \uad04\ud638 + \ucf5c\ub860<\/strong> \u2014 <code>square(n):<\/code>. \uc774\ub984\uc740 \ubcc0\uc218\uc640 \uac19\uc740 \uaddc\uce59(snake_case \uad8c\uc7a5)<\/li>\n  <li><strong>\ub4e4\uc5ec\uc4f0\uae30 \ube14\ub85d<\/strong> \u2014 if\u00b7for \uc640 \uac19\uc740 \uaddc\uce59. 4\uce78 \ub4e4\uc5ec\uc4f0\uae30\ub85c \ud568\uc218 \uc548 \ucf54\ub4dc \ubb36\uc74c<\/li>\n  <li><strong>return<\/strong> \u2014 \ud638\ucd9c\uc790\uc5d0\uac8c \uac12\uc744 \ub3cc\ub824\uc90c. \uc5c6\uc73c\uba74 <code>None<\/code> \ubc18\ud658<\/li>\n<\/ul>\n\n<p>\ud568\uc218\ub294 <strong>\uc815\uc758\ud588\ub2e4\uace0 \uc2e4\ud589\ub418\ub294 \uac8c \uc544\ub2d9\ub2c8\ub2e4<\/strong>. <code>def square(n): ...<\/code> \ub9cc \uc788\uc73c\uba74 &#8220;\uc774\ub7f0 \ud568\uc218\uac00 \uc788\ub2e4&#8221; \ub4f1\ub85d\ub9cc. \uc2e4\uc81c \uc2e4\ud589\uc740 <code>square(5)<\/code> \uac19\uc740 \ud638\ucd9c\uc774 \uc788\uc5b4\uc57c. \uc785\ubb38\uc790\uac00 \uc790\uc8fc \ud5f7\uac08\ub9ac\ub294 \uc9c0\uc810\uc774\uc5d0\uc694.<\/p>\n\n<h2>\uc778\uc790\uc640 return \u2014 \ub370\uc774\ud130\ub97c \ubc1b\uc544 \uacb0\uacfc\ub97c \ub3cc\ub824\uc900\ub2e4<\/h2>\n\n<p>\ud568\uc218\ub294 \uc791\uc740 \ubc15\uc2a4\ub85c \ube44\uc720\ub429\ub2c8\ub2e4. \uc704\ub85c \uc785\ub825\uc774 \ub4e4\uc5b4\uac00\uace0(\uc778\uc790), \uc544\ub798\ub85c \uacb0\uacfc\uac00 \ub098\uc635\ub2c8\ub2e4(return).<\/p>\n\n<pre><code>def grade(score):\n    if score &gt;= 90:\n        return \"A\"      # return \ub9cc\ub098\uba74 \ud568\uc218 \uc989\uc2dc \uc885\ub8cc\n    if score &gt;= 80:\n        return \"B\"\n    if score &gt;= 70:\n        return \"C\"\n    return \"F\"\n\ngrade(95)     # 'A'\ngrade(72)     # 'C'\n\n# 30\uba85 \ucc98\ub9ac\ub3c4 \ud55c \uc904 \ubc18\ubcf5\uc73c\ub85c \ub05d\nscores = [82, 91, 75, 88, 60, 95]\ngrades = [grade(s) for s in scores]\nprint(grades)   # ['B', 'A', 'C', 'B', 'F', 'A']<\/code><\/pre>\n\n<p>\uc911\uc694\ud55c \ub450 \uac00\uc9c0. \u2460 <code>return<\/code> \uc744 \ub9cc\ub098\uba74 \ud568\uc218\uac00 <strong>\uadf8 \uc790\ub9ac\uc5d0\uc11c \ub05d<\/strong>\uc785\ub2c8\ub2e4. 90\uc810 \uc774\uc0c1\uc774\uba74 &#8220;A&#8221; \ubc18\ud658 \ud6c4 \ub2e4\uc74c if \ub294 \uc2e4\ud589\uc870\ucc28 \uc548 \ud574\uc694. \uadf8\ub798\uc11c 7\ud3b8\uc758 elif \uc0ac\uc2ac\uc744 \uc77c\ub82c if + return \uc73c\ub85c \ud480\uc5b4 \uc4f8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \u2461 <code>return<\/code> \uc5c6\uc73c\uba74 \uc790\ub3d9\uc73c\ub85c <code>None<\/code> \ubc18\ud658 \u2014 print \ub9cc \ud558\uace0 \ub05d\ub098\ub294 \ud568\uc218\ub294 <code>None<\/code> \uc744 \ub3cc\ub824\uc900\ub2e4\ub294 \uc0ac\uc2e4\uc744 \uc78a\uc9c0 \ub9c8\uc138\uc694.<\/p>\n\n<pre><code># \uc5ec\ub7ec \uac12 \ubc18\ud658 \u2014 \ud29c\ud50c\ub85c \ubb36\uc784\ndef stats(nums):\n    return min(nums), max(nums), sum(nums) \/ len(nums)\n\nlo, hi, avg = stats([82, 91, 75, 88])\nprint(f\"\ucd5c\uc800 {lo} \/ \ucd5c\uace0 {hi} \/ \ud3c9\uade0 {avg:.1f}\")\n# \ucd5c\uc800 75 \/ \ucd5c\uace0 91 \/ \ud3c9\uade0 84.0<\/code><\/pre>\n\n<p>\uc5ec\ub7ec \uac12\uc744 \ub3cc\ub824\uc8fc\uace0 \uc2f6\uc744 \ub54c \uc27c\ud45c\ub85c \ub098\uc5f4\ud558\uba74 \uc790\ub3d9\uc73c\ub85c <strong>\ud29c\ud50c<\/strong>\uc774 \ub429\ub2c8\ub2e4. \ubc1b\ub294 \ucabd\ub3c4 \ubcc0\uc218 \uc14b\uc744 \uc27c\ud45c\ub85c \ud3bc\uccd0\uc11c \ud55c \ubc88\uc5d0 \ubc1b\uc544\uc694 \u2014 6\ud3b8 items \uc640 \uac19\uc740 \uc5b8\ud328\ud0b9.<\/p>\n\n<h2>\uae30\ubcf8\uac12\u00b7\ud0a4\uc6cc\ub4dc \uc778\uc790 \u2014 \ud568\uc218\ub97c \uc720\uc5f0\ud558\uac8c<\/h2>\n\n<p>\uc778\uc790\uac00 \ub298\uba74 \ud638\ucd9c\uc774 \ubc88\uc7a1\ud574\uc9d1\ub2c8\ub2e4. <strong>\uae30\ubcf8\uac12<\/strong>\uacfc <strong>\ud0a4\uc6cc\ub4dc \ud638\ucd9c<\/strong>\uc774 \ud574\uacb0.<\/p>\n\n<pre><code>def greet(name, msg=\"\uc548\ub155\", emoji=\"\ud83d\udc4b\"):\n    return f\"{emoji} {msg}, {name}\ub2d8!\"\n\n# \ubaa8\ub4e0 \ud615\ud0dc\uac00 \ud55c \ud568\uc218\uc5d0\uc11c \ub3d9\uc791\ngreet(\"\uc900\uc131\")                              # '\ud83d\udc4b \uc548\ub155, \uc900\uc131\ub2d8!'\ngreet(\"\uc218\ubbfc\", \"\ubc18\uac00\uc6cc\")                     # '\ud83d\udc4b \ubc18\uac00\uc6cc, \uc218\ubbfc\ub2d8!'\ngreet(\"\uc9c0\ud6c8\", emoji=\"\ud83c\udf89\")                  # '\ud83c\udf89 \uc548\ub155, \uc9c0\ud6c8\ub2d8!'\ngreet(name=\"\ubbfc\uc11c\", emoji=\"\ud83c\udf38\", msg=\"\ud658\uc601\")  # \uc21c\uc11c \ubb34\uad00<\/code><\/pre>\n\n<p>\ub450 \ud328\ud134\uc744 \uac19\uc774 \uc4f8 \ub54c \uaddc\uce59 \u2014 <strong>\uc704\uce58 \uc778\uc790\uac00 \uba3c\uc800, \ud0a4\uc6cc\ub4dc \uc778\uc790\uac00 \ub4a4<\/strong>. <code>greet(emoji=\"\ud83c\udf89\", \"\uc9c0\ud6c8\")<\/code> \uc740 SyntaxError. \uc775\uc219\ud574\uc9c0\uba74 \ud638\ucd9c\uc774 \uc77c\uc885\uc758 \uc601\uc5b4 \ubb38\uc7a5\ucc98\ub7fc \uc77d\ud600\uc694.<\/p>\n\n<div class=\"warnbox\">\n  <strong>\u26a0\ufe0f \uae30\ubcf8\uac12 \ud568\uc815 \u2014 \uac00\ubcc0 \uac1d\uccb4\ub294 \uc808\ub300 \uae30\ubcf8\uac12\uc73c\ub85c \uc4f0\uc9c0 \ub9c8\uc138\uc694.<\/strong> <code>def add(item, bag=[])<\/code> \ucc98\ub7fc \ube48 \ub9ac\uc2a4\ud2b8\ub97c \uae30\ubcf8\uac12\uc73c\ub85c \uc4f0\uba74 \ubaa8\ub4e0 \ud638\ucd9c\uc774 <em>\uac19\uc740 \ub9ac\uc2a4\ud2b8<\/em>\ub97c \uacf5\uc720\ud569\ub2c8\ub2e4. \ub450 \ubc88\uc9f8 \ud638\ucd9c\uc774 \uccab \ubc88\uc9f8 \uacb0\uacfc\ub97c \uc774\uc5b4\ubc1b\ub294 \ubbf8\uce5c \ubc84\uadf8. <code>def add(item, bag=None): bag = bag or []<\/code> \ub85c \ud68c\ud53c.\n<\/div>\n\n<h2>docstring\u00b7\uc2a4\ucf54\ud504\u00b7\uc7ac\uc0ac\uc6a9 \ud328\ud134<\/h2>\n\n<h3>docstring \u2014 \ud568\uc218\uc758 \uccab \uc904\uc5d0 \uc124\uba85<\/h3>\n\n<pre><code>def grade(score):\n    \"\"\"\uc810\uc218(0-100)\ub97c \ud559\uc810(A\u00b7B\u00b7C\u00b7F) \uc73c\ub85c \ubcc0\ud658\ud55c\ub2e4.\n\n    >>> grade(85)\n    'B'\n    \"\"\"\n    if score &gt;= 90: return \"A\"\n    if score &gt;= 80: return \"B\"\n    if score &gt;= 70: return \"C\"\n    return \"F\"\n\nhelp(grade)        # \uc704 docstring \uc774 \ucd9c\ub825\ub428\ngrade.__doc__      # \uac19\uc740 \uacb0\uacfc<\/code><\/pre>\n\n<p>\ucf54\ub4dc \uc8fc\uc11d(<code>#<\/code>) \uacfc \ub2e4\ub974\uac8c docstring \uc740 \ud568\uc218\uc758 <strong>\uc77c\ubd80<\/strong>\ub85c \uc800\uc7a5\ub429\ub2c8\ub2e4. <code>help()<\/code>\u00b7IDE \uc790\ub3d9\uc644\uc131\u00b7\ubb38\uc11c \uc0dd\uc131\uae30\uac00 \ub2e4 \ud65c\uc6a9\ud574\uc694. \ud55c \uc904\uc9dc\ub9ac\ub77c\ub3c4 \uc801\ub294 \uc2b5\uad00\uc774 \uc785\ubb38\uc790\uc758 \ud070 \ucc28\uc774\ub97c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n<h3>\ubcc0\uc218 \ubc94\uc704 \u2014 \ud568\uc218 \uc548\uacfc \ubc16\uc740 \ub2e4\ub978 \uc138\uc0c1<\/h3>\n\n<pre><code>x = 10                # \uc804\uc5ed(global)\n\ndef f():\n    x = 99            # \uc9c0\uc5ed(local) \u2014 \ud568\uc218 \uc548\uc5d0\uc11c\ub9cc \uc720\ud6a8\n    print(x)          # 99\n\nf()\nprint(x)              # 10 \u2014 \ud568\uc218 \ubc16\uc740 \uc548 \ubc14\ub01c<\/code><\/pre>\n\n<p>\ud568\uc218 \uc548\uc5d0\uc11c \ubcc0\uc218\ub97c \ub9cc\ub4e4\uba74 \uadf8\uac74 \uadf8 \ud568\uc218\ub9cc\uc758 \uac83. \ubc16\uc758 \ub3d9\uba85 \ubcc0\uc218\uc5d0 \uc601\ud5a5\uc744 \uc548 \uc90d\ub2c8\ub2e4. \uc774 <strong>\uc2a4\ucf54\ud504 \ubd84\ub9ac<\/strong>\uac00 \ud568\uc218\uc758 \uac00\uc7a5 \ud070 \uac00\uce58 \u2014 30\uac1c \ud568\uc218\uac00 \uac19\uc740 \ucf54\ub4dc\uc5d0 \uc788\uc5b4\ub3c4 \uc11c\ub85c \ubcc0\uc218\uac00 \uc548 \uc11e\uc5ec\uc694.<\/p>\n\n<div class=\"databox\">\n  <p><strong>\ud83d\udccc \ud568\uc218 \ub9cc\ub4e4\uae30 3\uac00\uc9c0 \uc2e0\ud638<\/strong><\/p>\n  <p>\u2460 \uac19\uc740 \ucf54\ub4dc\ub97c \ub450 \ubc88 \uc774\uc0c1 \ubcf5\ubd99\ud588\ub2e4 \u2461 \ud55c \ud654\uba74\uc5d0 \ub4e4\uc5b4\uc624\ub294 \ucf54\ub4dc \ub369\uc5b4\ub9ac\uac00 30\uc904 \ub118\ub294\ub2e4 \u2462 &#8220;\uc774\uac74 \ubb34\uc5c7\uc744 \ud55c\ub2e4&#8221; \ud55c \uc904\ub85c \uc774\ub984\uc744 \ubd99\uc77c \uc218 \uc788\ub2e4. \uc14b \uc911 \ud558\ub098\ub77c\ub3c4 \u2713 \uba74 \ud568\uc218\ub85c \ubf51\uc73c\uc138\uc694. \ucc98\uc74c\uc5d4 \uc5b4\uc0c9\ud558\uc9c0\ub9cc \ud55c \ub2ec\uc774\uba74 \ubaa8\ub4e0 \uc791\uc5c5\uc744 \ud568\uc218 \ub2e8\uc704\ub85c \uc0dd\uac01\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<\/div>\n\n<p>\ub2e4\uc74c \ubbf8\uc158 \u2014 REPL \uc5d0\uc11c: \u2460 \uc12d\uc528\ub97c \ud654\uc528\ub85c \ubc14\uafb8\ub294 <code>c2f<\/code> \ud568\uc218 (\uc2dd: <code>F = C \u00d7 9\/5 + 32<\/code>) \u2461 \ub9ac\uc2a4\ud2b8 \ubc1b\uc544 \ud3c9\uade0\ub9cc \ub3cc\ub824\uc8fc\ub294 <code>avg<\/code> \ud568\uc218 (\ud55c \uc904) \u2462 \uc774\ub984 \ubc1b\uc544 \uc778\uc0ac\ud558\ub294 \ud568\uc218\uc5d0 \uae30\ubcf8\uac12 \ucd94\uac00\ud574 \ud55c\uad6d\uc5b4\u00b7\uc601\uc5b4 \ub458 \ub2e4 \uc9c0\uc6d0.<\/p>\n\n<div class=\"cta\">\n  <h3>\ub2e4\uc74c \ud3b8 \ubbf8\ub9ac\ubcf4\uae30<\/h3>\n  <p>10\ud3b8 \u2014 &#8220;\ub9ac\uc2a4\ud2b8 \ucef4\ud504\ub9ac\ud5e8\uc158&#8221;: <code>[x*2 for x in nums if x &gt; 0]<\/code>. for \uc640 if \ub97c \ud55c \uc904\ub85c \uc555\ucd95\ud558\ub294 \ud30c\uc774\uc36c\uc758 \uc2dc\uadf8\ub2c8\ucc98. \uc785\ubb38\uc790\uc758 \uccab \ud070 \ub3c4\uc57d.<\/p>\n<\/div>\n\n<div class=\"series-nav\">\n  <strong>\ud83d\udcda 27\ud3b8 \ud30c\uc774\uc36c \uad50\uc7ac \uc2dc\ub9ac\uc988 \u2014 9\/27\ud3b8<\/strong><br>\n  \u2190 8\ud3b8 &#8220;\ubc18\ubcf5\ubb38&#8221; \u00b7 \ub2e4\uc74c: 10\ud3b8 &#8220;\ub9ac\uc2a4\ud2b8 \ucef4\ud504\ub9ac\ud5e8\uc158&#8221;\n<\/div>\n\n<\/article>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>def\u00b7\uc778\uc790\/\ubc18\ud658\u00b7\uae30\ubcf8\uac12\u00b7\ud0a4\uc6cc\ub4dc \uc778\uc790\u00b7docstring \uae4c\uc9c0. \ucf54\ub4dc \uc7ac\uc0ac\uc6a9. 27\ud3b8 \uad50\uc7ac 9\ud3b8.<\/p>\n","protected":false},"author":1,"featured_media":588,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-221","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/posts\/221","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/comments?post=221"}],"version-history":[{"count":1,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/posts\/221\/revisions"}],"predecessor-version":[{"id":615,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/posts\/221\/revisions\/615"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/media\/588"}],"wp:attachment":[{"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/media?parent=221"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/categories?post=221"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/junai.ai\/blog\/wp-json\/wp\/v2\/tags?post=221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}