initial commit

.gitignore

@@ -1,2 +1,4 @@
 __pycache__
 .gitignore
+/uBlock0.chromium
+/bg.html

batch_process.py

@@ -1,12 +1,15 @@
 from price_finder import price_finder,BS
 from itertools import cycle
 import requests
-import requests_html
+# import requests_html
+import sys
 from ipaddress import ip_address
-def get_proxies(country = 'United States'):
-    ses = requests_html.HTMLSession()
-    r = ses.get('https://free-proxy-list.net/')
-    page = BS(r.html.raw_html,'lxml')
+from get_link import get_link
+
+def get_proxies(link='https://free-proxy-list.net/',country = 'United States'):
+##    ses = requests_html.HTMLSession()
+    r = requests.get(link)
+    page = BS(r.content,'lxml')
     table = page.find(id='proxylisttable')
     headers,*rows = table.find_all('tr')
     headers = list(tag.text.lower() for tag in headers.find_all('th'))
@@ -21,55 +24,133 @@ def get_proxies(country = 'United States'):
                 try:
                     ip_address(tr[ip])
                     assert int(port) >= 0 and int(port) < 2**16
-                    if tr[https_support] == "yes" and tr[country_id] == country:
+                    if (tr[https_support] == "yes" or False) and tr[country_id] == country:
                         proxies.append('{}:{}'.format(tr[ip],tr[port]))
                 except (ValueError,AssertionError):
                     pass
             except Exception as e:
                 print(row)
                 raise e
-    return cycle(proxies)
-def get_prices(links):
-    proxies = get_proxies()
-    s = requests_html.HTMLSession()
-    ret = []
-    bad_proxies= set()
+    return proxies
+
+class proxy_iter:
+    def __init__(self,proxies):
+        self._proxies = set(proxies)
+        self.proxies = self._proxies.copy()
+        self.bad_proxies = set()
+        # self.used_proxies = {}
+        
+    def __next__(self):
+        self.proxies -= self.bad_proxies
+        if len(self.proxies) == 0:
+            raise StopIteration
+
+        elem = self.proxies.pop()
+        if len(self.proxies) == 0:
+            self.proxies = self._proxies.copy()
+        return elem
+        
+    def __iter__(self):
+        return self
+    def blacklist(self,proxy):
+        self.bad_proxies.add(proxy)
+# def render_page(link,proxies,ses):
+    # print(link)
+    # bad_proxies = set()
+    # page = None
+    # render_attempts = 0
+    # for proxy in proxies:
+        # print(proxy)
+        # try:
+            # r = ses.get(link,proxies={'http':proxy,'https':proxy})
+            # print('got')
+        # except (requests.exceptions.ProxyError,requests.exceptions.SSLError):
+            # print('!g!'+proxy)
+            # bad_proxies.add(proxy)
+            # continue
+        # if render_attempts < 3:
+            # render_attempts += 1
+            # try:
+                # r.html.render(timeout=10, sleep=10)
+                # print('rendered')
+            # except requests_html.MaxRetries:
+                # print('!r!'+proxy)
+                # bad_proxies.add(proxy)
+                # continue
+        # page = r.html.raw_html
+        # break
+    # if page:
+        # return page,{proxy},bad_proxies
+    # else:
+        # raise Exception("All proxies used up")
+def get_prices(links,use_proxies = True):
+    pages = {}
+    if use_proxies: 
+        proxies = proxy_iter(get_proxies() + get_proxies('https://www.us-proxy.org/'))
         for link in links:
-        page = None
-        render_tries = 0
-        print(link)
-        while not page:
-            proxy = next(proxies)
-            while proxy in bad_proxies:
-                proxy = next(proxies)
-            print(proxy)
+            for proxy in proxies:
+                print(link,proxy)
                 try:
-                r = s.get(link,proxies={'http':proxy,'https':proxy})
-                print('got')
-                try:
-                    render_tries += 1
-                    r.html.render()
-                    print('rendered')
-                except requests_html.MaxRetries:
-                    if render_tries > 2:
-                        pass
+                    page = get_link(link,proxy=proxy)
+                    pages[link] = page
+                    break
+                except Exception as e:
+                    print(type(e),e,file=sys.stdout)
+                    proxies.blacklist(proxy)
+        if len(links) != len(pages.keys()):
+            raise Exception('all proxies suck')
     else:
-                        print('!'+proxy)
-                        bad_proxies.update([proxy])
-                        continue
-                page = r.html.raw_html
-                ret.append(price_finder(link,bs=BS(page,'lxml')))
+        pages = get_link(links)
+    ret = []
+    for link in links:
+        ret.append(price_finder(
+            link,bs=BS(pages[link],'lxml')
+            ))
+    return ret
+            
+        
 
-            except (requests.exceptions.ProxyError,requests.exceptions.SSLError):
-                print('!'+proxy)
-                bad_proxies.update([proxy])
+def get_prices_old(links,no_reuse = True,use_proxies=True):
+    if use_proxies:
+        proxies = set(get_proxies() + get_proxies('https://www.us-proxy.org/'))
+    ses = requests_html.HTMLSession()   
+    ret = []
+    if use_proxies:
+        prev = set()
+    if use_proxies:
+        bad_proxies_set= set()
+    for link in links:
+        if use_proxies:
+            if no_reuse:
+                working_set = proxies-prev
+            # if use_proxies:
+            else:
+                working_set = proxies
+            page,prev,bad_proxies = render_page(link,working_set,ses)
+        else:
+            r=ses.get(link)
+            r.html.render()
+            page = r.html.raw_html
 
-    print(bad_proxies) 
-    s.close()
+        ret.append(price_finder(link,bs=BS(page,'lxml')))
+        if use_proxies:
+            bad_proxies_set |= bad_proxies
+            proxies -= bad_proxies
+    if use_proxies:
+        print(bad_proxies_set) 
+    ses.close()
     return ret
+
 if __name__ == "__main__":
+    # ses = requests_html.HTMLSession()
+    # proxies = get_proxies('https://www.us-proxy.org/')
+    # page = render_page('https://www.banggood.com/Aomway-Commander-Goggles-V1-2D-3D-40CH-5_8G-FPV-Video-Headset-Support-HDMI-DVR-Headtracker-p-1107684.html?cur_warehouse=CN',
+        # proxies,
+        # ses)
+    
     import saveto
     import random
     ql = saveto.load('quad_links')
     random.shuffle(ql)
-    products = get_prices(ql)
+    products = get_prices(ql,use_proxies=False)
+    # pass

get_link.py

@@ -0,0 +1,50 @@
+import pyppeteer
+import asyncio
+import os
+async def _get_link(browser,link):
+    pages = await browser.pages()
+    page = pages[0]
+    await page.goto(link,timeout=60_000)
+    webpage = None
+    for i in range(20):
+        try:
+            webpage = await page.content()
+            break
+        except:
+            time.sleep(1)
+    return webpage
+    
+async def _single_link(browser,link):
+    webpage = await _get_link(browser,link)
+    await browser.close()
+    return webpage
+
+async def _multi_link(browser,links):
+    results = {}
+    for link in links:
+        webpage = await _get_link(browser,link)
+        results[link] = webpage
+    await browser.close()
+    return results
+
+def get_link(links,headless = True,proxy = None):
+    ext = os.path.join(os.path.dirname(__file__),'uBlock0.chromium')
+    loop = asyncio.get_event_loop()
+    run = loop.run_until_complete
+    opts = {
+        'headless':headless,
+        }
+    opts['args'] = [f'--disable-extensions-except={ext}', f'--load-extension={ext}']
+    if proxy:
+        opts['args'] += [f'--proxy-server={proxy}']
+    # print(opts)
+    browser = run(pyppeteer.launch(**opts))
+    try:
+        if isinstance(links,list):
+            result = run(_multi_link(browser,links))
+        else:
+            result = run(_single_link(browser,links))
+        return result
+    except Exception as e:
+        run(browser.close())
+        raise e

price_finder.py

@@ -4,6 +4,8 @@ from bs4 import BeautifulSoup as BS
 from requests_html import HTMLSession
 import re
 import datetime
+# import pytz
+import copy
 
 user_agent = UserAgent().chrome
 debug = None
@@ -74,4 +76,6 @@ class price_finder:
             "product_name":get_words(funcs["name"](self.bs),self.word_len),
             "price":funcs["price"](self.bs).replace("$",""),
             }
-    
+    # def to_json(self):
+        # ret = copy.deepcopy(self.__dict__)
+        # ret['time'] = ret['time'].

proxy_class.py

@@ -0,0 +1,21 @@
+class proxy_iter:
+    def __init__(self,proxies):
+        self._proxies = set(proxies)
+        self.proxies = self._proxies.copy()
+        self.bad_proxies = set()
+        # self.used_proxies = {}
+        
+    def __next__(self):
+        self.proxies -= self.bad_proxies
+        if len(self.proxies) == 0:
+            raise StopIteration
+
+        elem = self.proxies.pop()
+        if len(self.proxies) == 0:
+            self.proxies = self._proxies.copy()
+        return elem
+        
+    def __iter__(self):
+        return self
+    def blacklist(self,proxy):
+        self.bad_proxies.add(proxy)

xpaths.json

@@ -0,0 +1,23 @@
+{
+	"www.banggood.com": {
+		"name": "//h1[@itemprop='name']",
+		"price": "//div[@class='now']"
+	},
+	"www.gearbest.com": {
+		"name": "//h1[@class='goodsIntro_title']",
+		"price": "//span[contains(@class,'goodsIntro_price')]",
+		"other": "//div[@class='goodsIntro_noticeSubmit']"
+	},
+	"www.amazon.com": {
+		"name": "//span[@id='priceblock_dealprice' or @id='priceblock_ourprice']",
+		"price": "//span[@id='productTitle']"
+	},
+	"www.getfpv.com": {
+		"name": "//div[@class='product-name']/span",
+		"price": "//div[@class='price-box']/p[@class='special-price']/span[@class='price'] | //div[@class='price-box']/span[@class='regular-price']/span"
+	},
+	"www.dalprops.com": {
+		"name": "//h1[@itemprop='name']",
+		"price": "//*[@id='product-price']"
+	}
+}