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import urllib
from fake_useragent import UserAgent
from bs4 import BeautifulSoup as BS
from requests_html import HTMLSession
import re
import datetime
user_agent = UserAgent().chrome
debug = None
def get_words(string,n):
words = re.finditer(r"(\b[^ \n]+\b)",string)
word_list = list(match.group(0) for match in words)
if len(word_list) > n:
word_list = word_list[:n]
return ' '.join(word_list)
def get_page(url):
page = None
while not page:
page = urllib.request.Request(url,headers = {"User-Agent":user_agent})
page = str(urllib.request.urlopen(page).read())
return page
def get_BS(url):
return BS(get_page(url),"lxml")
class price_finder:
page_funcs = {
"www.amazon.com":{
"name":lambda page: re.sub(r"( {2,}|\n|\\n)","",page.find("span",id="productTitle").text),
"price":lambda page: page.find(name = "span",id = re.compile("priceblock.*")).text
},
"www.banggood.com":{
"name":lambda page: page.find("h1",attrs = {"itemprop":"name"}).text,
"price":lambda page: page.find("div",attrs = {"class":"now"}).get("oriprice")
},
"www.dalprops.com":{
"name":lambda page: page.find("h1",attrs = {"class":"product_title"}).text,
"price":lambda page: page.find("meta",attrs = {"itemprop":"price"}).get("content")
},
"www.gearbest.com":{
"name":lambda page:re.sub(" {2,}|\n","",page.find("div",attrs = {"class":"goodsIntro_titleWrap"}).find("h1").text),
"price":lambda page: page.find("span",attrs={"class":"goodsIntro_price"}).text
},
"hobbyking.com":{
"name":lambda page: page.find("h1",attrs={"class":"product-name"}).text,
"price":lambda page: page.find("span",id = re.compile(r"product-price.*")).find("span",attrs={"class":"price"}).text
},
"www.getfpv.com":{
"name": lambda page: re.sub(r"\\n|\n","", page.find("div",attrs={"class":"product-name"}).text),
"price": lambda page: re.sub(r"\\n|\n","", page.find("span",attrs={"id":re.compile("product-price.*")}).text)
}
}
def __init__(self,url,space_seperated_categories = 7,bs=None):
self.url=url
self.info_url = urllib.parse.urlparse(url)
self.word_len = space_seperated_categories
if self.info_url.netloc not in price_finder.page_funcs.keys():
raise NotImplementedError("Not implemented for {}".format(self.info_url.netloc))
if bs:
self.bs= bs
else:
self.bs = get_BS(url)
# self.words = re_words(space_seperated_categories)
self.time = datetime.datetime.today()
self.info_product = self._get_product_info_()
def _get_product_info_(self):
funcs = price_finder.page_funcs[self.info_url.netloc]
# print(self.url)
return {
"product_name":get_words(funcs["name"](self.bs),self.word_len),
"price":funcs["price"](self.bs).replace("$",""),
}