Add some example, reduce max num of tokens, add code to avoid error in video creation

app.py

@@ -210,6 +210,16 @@ with block as demo:
               <p style="margin-bottom: 10px; font-size: 94%">
                 Running on <b>{device_print}</b>
               </p>
+              <p>
+                Some samples videos you can try:
+                <ul>
+                    <li>https://www.youtube.com/watch?v=sRmmQBBln9Q (Cook recipe. Infer time: c.a. 200 seconds)</li>
+                    <li>https://www.youtube.com/watch?v=qz4Wc48KITA (Poem by Edgar Allan Poe. Infer time: c.a. 200 seconds)</li>
+                    <li>https://www.youtube.com/watch?v=2D8CaoIY7Lk (The history of Christmas trees. Infer time: c.a. 130 seconds)</li>
+                    <li>https://www.youtube.com/watch?v=uhmRR-Ir7Bk (Dec. 20 news. Infer time: c.a. 230 seconds)</li>
+                    <li>https://www.youtube.com/watch?v=CT9T7Dp63x4 (Presentation of movie Lady Chatterley's Lover. Infer time: c.a. 277 seconds)</li>
+                </ul> 
+              </p>
             </div>
         """
     )

textprocessor.py

@@ -27,7 +27,7 @@ class TextProcessor:
     def __init__(self,
                  model: str = "text-davinci-003",
                  temperature: float = 0.7,
-                 max_tokens: int = 2500,
+                 max_tokens: int = 1240,
                  top_p: int = 1,
                  frequency_penalty: int = 0,
                  presence_penalty: int = 0) -> None:

videocreator.py

@@ -44,5 +44,20 @@ class VideoCreator:
             video_clip = VideoFileClip(videos_dict[video])
             videos_to_concatenate.append(video_clip)
         final_video = concatenate_videoclips(videos_to_concatenate)
-        final_video.write_videofile("final_video.mp4")
-        return "final_video.mp4"
+        try:
+            final_video.write_videofile("final_video.mp4",
+                                        threads=4,
+                                        logger=None)
+            print("Saved .mp4 without Exception at final_video.mp4")
+            return "final_video.mp4"
+        except IndexError:
+            # Short by one frame, so get rid on the last frame:
+            final_video = final_video.subclip(t_end=(video_clip.duration - 1.0/final_video.fps))
+            final_video.write_videofile("final_video.mp4",
+                                        threads=4,
+                                        logger=None)
+            print("Saved .mp4 after Exception at final_video.mp4")
+            return "final_video.mp4"
+        except Exception as e:
+            print("Exception {} was raised!!".format(e))
+            return "final_video.mp4"