Update scraper.py

scraper.py

@@ -28,6 +28,8 @@ def scrape_text(url, n_words=15):
         driver.quit()
         logging.warning("Closed Webdriver")
         logging.warning("Successfully scraped text")
+        if len(sentence_list) < 3:
+            raise Exception("Found nothing to scrape.")
         return "  \n\n\n".join(sentence_list)
     except:
         if driver: