24 Thu

TIL

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค AI ์Šค์ฟจ 1๊ธฐ] 4์ฃผ์ฐจ DAY 1

Flask App Routing

์•ฑ ๋ผ์šฐํŒ…์€ ํŠน์ • URL์„ ๊ด€๋ จ๋œ ํ•จ์ˆ˜์™€ ๋งคํ•‘ํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค๋ฉด, ๋‹ค์Œ๊ณผ ๊ฐ™์€ URL์„ ํ†ตํ•ด ํŠน์ • ํ•จ์ˆ˜๋ฅผ ์‹คํ–‰ํ•˜๊ฒŒ ํ•œ๋‹ค.

from flask import Flask  
app = Flask(__name__)  
 
@app.route('/home/<name>')  
def home(name):  
    return "hello,"+name;  
  
if __name__ =="__main__":  
    app.run(debug = True)  

URL : /home/<name>

Function : print "hello,"+name;

์ด ๋•Œ, @app.route์—์„œ @๋ฅผ decorator๋ผ๊ณ  ํ•˜๋ฉฐ, flask์—์„œ๋Š” ์ด ์žฅ์‹์ž๊ฐ€ URL ์—ฐ๊ฒฐ์— ํ™œ์šฉ๋œ๋‹ค. ์žฅ์‹์ž๋ฅผ ์‚ฌ์šฉํ•œ ๋‹ค์Œ ํ–‰์˜ ํ•จ์ˆ˜๋ถ€ํ„ฐ ์žฅ์‹์ž๊ฐ€ ์ ์šฉ๋œ๋‹ค. ์œ„ ์ฝ”๋“œ์—์„œ๋Š” home ํ•จ์ˆ˜๊ฐ€ ๋ฐ”๋กœ ์ ์šฉ๋˜๋Š” ๋ชจ์Šต.

cmd๋ฅผ ํ†ตํ•ด ๊ฐ€์ƒํ™˜๊ฒฝ์—์„œ flask๋ฅผ ์‹คํ–‰ํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ถœ๋ ฅ๋œ๋‹ค. ์ด ๋•Œ ์„œ๋ฒ„์™€์˜ ํ†ต์‹  ๋ฉ”์‹œ์ง€๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ 200์€ ์ •์ƒ์‹คํ–‰, 404๋Š” ์กด์žฌ ํ•˜์ง€ ์•Š๋Š” URL ์—๋Ÿฌ๋ฅผ ์˜๋ฏธํ•œ๋‹ค. 127.0.0.1์€ Localhost ์ฃผ์†Œ๋ผ ์•Œ๋ ค์ง„ ์ธํ„ฐ๋„ท์˜ ๋ฃจํ”„๋ฐฑ ์ฃผ์†Œ์ด๋ฉฐ ํฌํŠธ๋ฒˆํ˜ธ 5000์€ ์›น ์„œ๋ฒ„๊ฐ€ ์‹คํ–‰ ์ค‘์ธ ํ”„๋กœํ† ์ฝœ ํฌํŠธ ๋ฒˆํ˜ธ์ด๋‹ค. ํฌํŠธ๋ฒˆํ˜ธ 80์€ ์ œํ’ˆ ์„œ๋ฒ„์— ์‚ฌ์šฉํ•˜๊ณ  ํฌํŠธ๋ฒˆํ˜ธ 8080์ด ๊ฐœ๋ฐœ ์‹œ ์ž์ฃผ ์‚ฌ์šฉํ•˜๋Š” ํฌํŠธ ์ค‘ ํ•˜๋‚˜์ด๋‹ค. ํ”Œ๋ผ์Šคํฌ๋Š” ํ…Œ์ŠคํŠธ ํ”„๋กœํ† ์ฝœ๋กœ 5000๋ฒˆ์„ ์‚ฌ์šฉํ•œ๋‹ค.

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