views.py

from django.shortcuts import render
from django.http import HttpResponse
from django.shortcuts import render
from .models import *
import datetime
import base64
import requests
def index(request):
    p = Post(date=datetime.datetime.now(), photo=random_picture())
    p.save(force_insert=True)
    posts = Post.objects.filter().order_by('-date')
    return render(request, 'index.html', {'posts':posts})

def random_picture():
    url = "https://source.unsplash.com/random/400x400"
    response = requests.get(url, stream=True)
    encoded_string = base64.b64encode(response.content)
    del response
    return encoded_string.decode('ascii')