Added debugging statements

app.py

@@ -412,9 +412,7 @@ class ChatWrapper:
             html_video, temp_file, html_audio, temp_aud_file = None, None, None, None
         
             if speak_text:
-                print('speak_text branch')
                 if talking_head:
-                    print('speak_text then talking_head branch')
                     if len(output) <= MAX_TALKING_HEAD_TEXT_LENGTH:
                         html_video, temp_file = do_html_video_speak(output, translate_to)
                     else:
@@ -422,16 +420,12 @@ class ChatWrapper:
                         html_video = create_html_video(temp_file, TALKING_HEAD_WIDTH)
                         html_audio, temp_aud_file = do_html_audio_speak(output, translate_to)
                 else:
-                    print('speak_text branch then no talking_head branch')
                     html_audio, temp_aud_file = do_html_audio_speak(output, translate_to)
             else:
-                print('no speak_text branch')
                 if talking_head:
-                    print('no speak_text then talking_head branch')
                     temp_file = LOOPING_TALKING_HEAD
                     html_video = create_html_video(temp_file, TALKING_HEAD_WIDTH)
                 else:
-                    print('np speak_text then no talking_head branch')
                     # html_audio, temp_aud_file = do_html_audio_speak(output, translate_to)
                     # html_video = create_html_video(temp_file, "128")
                     pass
@@ -453,10 +447,11 @@ def do_html_audio_speak(words_to_speak, polly_language):
         aws_secret_access_key=os.environ["AWS_SECRET_ACCESS_KEY"],
         region_name='eu-west-2'
     ).client('polly')
-
+    print('Polly client initialised')
     # voice_id, language_code, engine = POLLY_VOICE_DATA.get_voice(polly_language, "Female")
     voice_id, language_code, engine = POLLY_VOICE_DATA.get_voice(polly_language, "Male")
     if not voice_id:
+        print('No voice data provided, using Matthew')
         # voice_id = "Joanna"
         voice_id = "Matthew"
         language_code = "en-US"
@@ -473,6 +468,7 @@ def do_html_audio_speak(words_to_speak, polly_language):
 
     # Save the audio stream returned by Amazon Polly on Lambda's temp directory
     if "AudioStream" in response:
+        print('AudioStream detected')
         with closing(response["AudioStream"]) as stream:
             # output = os.path.join("/tmp/", "speech.mp3")
 
@@ -491,6 +487,7 @@ def do_html_audio_speak(words_to_speak, polly_language):
         print("Could not stream audio")
         return None, None
 
+    print('Audio detected, exiting function')
     return html_audio, "audios/tempfile.mp3"