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scraper.py
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scraper.py
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import requests
import json
from bs4 import BeautifulSoup
def extract_tag(ancestor,selector=None, attribute=None, return_list=False):
try:
if return_list:
return [tag.text.strip() for tag in ancestor.select(selector)]
if not selector and attribute:
return ancestor[attribute]
if attribute:
return ancestor.select_one(selector)[attribute].strip()
return ancestor.select_one(selector).text.strip()
except (AttributeError, TypeError):
return None
selectors={
"opinion_id":[None, "data-entry-id"],
"author": ["span.user-post__author-name"],
"recommendation": ["span.user-post__author-recomendation > em"],
"rating": [ "span.user-post__score-count"],
"verified": [ "div.review-pz"],
"post_date": ["span.user-post__published > time:nth-child(1)","datetime"],
"purchase_date": ["span.user-post__published > time:nth-child(2)","datetime"],
"vote_up": ["button.vote-yes","data-total-vote"],
"vote_down": [ "button.vote-no","data-total-vote"],
"content": ["div.user-post__text"],
"cons": [ "div.review-feature__title--negatives ~ div.review-feature__item", None, True],
"pros": [ "div.review-feature__title--negatives ~ div.review-feature__item", None, True],
}
# product_code = input("Podaj kod produktu:")
product_code ="96693065"
url = f"https://www.ceneo.pl/{product_code}#tab=reviews"
all_opinions=[]
while(url):
print(url)
response = requests.get(url)
page_dom = BeautifulSoup(response.text, "html.parser")
opinions = page_dom.select("div.js_product-review")
for opinion in opinions:
single_opinion={}
for key,value in selectors.items():
single_opinion[key] = extract_tag(opinion, *value)
all_opinions.append(single_opinion)
try:
url = "https://www.ceneo.pl" + extract_tag(page_dom,"a.pagination__next","href")
except TypeError:
url = None
# print(all_opinions)
with open(f"./opinions/{product_code}.json", "w", encoding="UTF-8") as jf:
json.dump(all_opinions, jf, indent=4, ensure_ascii=False)