fixed dark mode bug

video_creation/screenshot_downloader.py

@@ -23,10 +23,13 @@ def download_screenshots_of_reddit_posts(reddit_object, screenshot_num, theme):
         browser = p.chromium.launch()
         context = browser.new_context()
         
+        try:
             if theme.casefold() == "dark":
                 cookie_file = open('video_creation/cookies.json')
                 cookies = json.load(cookie_file)
                 context.add_cookies(cookies)
+        except AttributeError:
+            pass
 
         # Get the thread screenshot
         page = context.new_page()