C portfolio

from django.shortcuts import render
from django.http import HttpResponse
from .models import Album


def index(request):
    all_albums = Album.objects.all()
    ctx = {
        'all_albums': all_albums
    }
    return render(request, 'music/index.html', ctx)


def detail(request, album_id):
    return HttpResponse("<h2>Details for album id:" + str(album_id) + "</h2>")

- index 에서  render 할 때 ctx 활용 잘보기

<index.html>

{% if all_albums %}
  <ul>
    {% for album in all_albums %}
      <li><a href="/music/{{ album.id }}">{{ album.album_title }}</a></li>
    {% endfor %}
  </ul>
{% else %}
  <h3>you don't have any albums</h3>
{% endif %}

- html 안에서 함수사용시에는 {% 함수 %} / 변수사용시에는 (ctx 안에 넣은 변수)  {{ 변수 }}

- cf) {% for %} ~ {% endfor %}  /   {% if %}  ~  {% endif %}

SubNum = int(input())
subNumber = []
subAv = []
for i in range(SubNum):
    subNumber[i] = list(map(int, input().split()))
    subAv[i] = subNumber[i]/subNumber[i][0]
    print(subNumber[i])
    print(subAv[i])

Num = int(input())
subNumber = list(map(int, input().split()))
subNumber.sort()
H_score = subNumber[Num - 1]

for i in range(Num):
    subNumber[i] = subNumber[i] / H_score * 100

sum = 0
for i in range(Num):
    sum += subNumber[i]

aver = sum / Num
print('%.2f' % aver)