Add 'crawler_see_also.py'

crawler_see_also.py

@@ -0,0 +1,30 @@
+#trzeba zainstalować biblioteki:
+# pip install beautifulsoup4
+# pip install requests
+
+#python crawler_see_also.py https://en.wikipedia.org/wiki/Online_chat
+from bs4 import BeautifulSoup
+import requests
+import sys
+
+base_wiki_url = "https://en.wikipedia.org{0}"
+
+queue =[]
+
+queue.append(sys.argv[1])
+def start():
+    for url in queue:
+       
+        raw_src = requests.get(url).text
+        doc = BeautifulSoup(raw_src, 'html.parser')
+        try:
+            s=doc.select("#See_also")[0].parent.find_next("ul")
+        except IndexError:
+            continue
+        for link in s.find_all('li'):
+           
+            full_link = base_wiki_url.format(link.a['href'])
+            print(full_link)
+            queue.append(full_link)
+
+start()