add article parsing

apps/rp/models/article.py

 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 from taggit.managers import TaggableManager
+from apps.rp.utils.screenshot import getScreenshot
 from .vote import UnDVotedMixin
-
+from newspaper import Article
 
 class Article(UnDVotedMixin):
     url = models.URLField("URL")
@@ -25,3 +26,12 @@ class Article(UnDVotedMixin):
 
     def __str__(self):
         return self.title
+
+    def parse(self):
+        article = Article(url=self.url, language=self.lang)
+        article.download()
+        article.parse()
+        self.title = article.title
+        self.extracts = article.text
+        # self.screenshot = getScreenshot(self.url)
+        # TODO: save metadata

requirements.txt

+selenium
+newspaper3k
 Django==1.11
 djangorestframework==3.6.2
 django-extensions==1.7.8