BeautifulSoup find_all not finding all containers of a class

Question

I'm trying to write a script to scrape some data off a Zillow page (https://www.zillow.com/homes/for_rent/38.358484,-77.27869,38.218627,-77.498417_rect/X1-SSc26hnbsm6l2u1000000000_8e08t_sse/). Obviously I'm just trying to gather data from every listing. However I cannot grab the data from every listing as it only finds 9 instances of the class I'm searching for ('list-card-addr') even though I've checked the html from listings it does not find and the class exists. Anyone have any ideas for why this is? Here's my simple code

from bs4 import BeautifulSoup
import requests

req_headers = {
    'accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8',
    'accept-encoding': 'gzip, deflate, br',
    'accept-language': 'en-US,en;q=0.8',
    'upgrade-insecure-requests': '1',
    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36'
}

url="https://www.zillow.com/homes/for_rent/38.358484,-77.27869,38.218627,-77.498417_rect/X1-SSc26hnbsm6l2u1000000000_8e08t_sse/"

response = requests.get(url, headers=req_headers)
data = response.text
soup = BeautifulSoup(data,'html.parser')        
address = soup.find_all(class_='list-card-addr')
print(len(address))

user_6241235 · Answer

Data is stored within a comment. You can regex it out easily as string defining JavaScript object you can handle with json

import requests, re, json

r = requests.get('https://www.zillow.com/homes/for_rent/?searchQueryState=%7B%22pagination%22%3A%7B%7D%2C%22savedSearchEnrollmentId%22%3A%22X1-SSc26hnbsm6l2u1000000000_8e08t%22%2C%22mapBounds%22%3A%7B%22west%22%3A-77.65840518457031%2C%22east%22%3A-77.11870181542969%2C%22south%22%3A38.13250414385234%2C%22north%22%3A38.444339281260426%7D%2C%22isMapVisible%22%3Afalse%2C%22filterState%22%3A%7B%22sort%22%3A%7B%22value%22%3A%22mostrecentchange%22%7D%2C%22fsba%22%3A%7B%22value%22%3Afalse%7D%2C%22fsbo%22%3A%7B%22value%22%3Afalse%7D%2C%22nc%22%3A%7B%22value%22%3Afalse%7D%2C%22fore%22%3A%7B%22value%22%3Afalse%7D%2C%22cmsn%22%3A%7B%22value%22%3Afalse%7D%2C%22auc%22%3A%7B%22value%22%3Afalse%7D%2C%22fr%22%3A%7B%22value%22%3Atrue%7D%2C%22ah%22%3A%7B%22value%22%3Atrue%7D%7D%2C%22isListVisible%22%3Atrue%2C%22mapZoom%22%3A11%7D',
                  headers = {'User-Agent':'Mozilla/5.0'})

data = json.loads(re.search(r'!--(\{"queryState".*?)-->', r.text).group(1))
print(data['cat1'])
print(data['cat1']['searchList'].keys())

Within this are details on pagination and the next url, if applicable, to get all results. You have only asked for page 1 here.

For example, print addresses

for i in data['cat1']['searchResults']['listResults']:
    print(i['address'])

BeautifulSoup find_all not finding all containers of a class

1 Answers