custom installation

requirements.txt

@@ -1,11 +1,29 @@
-requests==2.32.3
-PyAudio==0.2.14
+# pyttsx3 is for SystemEngine
 pyttsx3==2.90
-stream2sentence==0.2.3
-azure-cognitiveservices-speech==1.37.0
-elevenlabs==1.2.2
-tqdm==4.66.4
-pydub==0.25.1
-openai==1.30.5
+
+# azure-cognitiveservices-speech is for AzureEngine
+azure-cognitiveservices-speech==1.38.0
+
+# elevenlabs is for ElevenlabsEngine
+elevenlabs==1.3.1
+
+# openai is for OpenAIEngine
+openai==1.35.10
+
+# gtts is for GTTSEngine
 gtts==2.5.1
+
+# coqui_tts is for CoquiEngine
 coqui_tts==0.24.1
+
+
+
+# stream2sentence is to quickly convert streamed text into sentences for real-time synthesis
+stream2sentence==0.2.3
+
+# pydub is used to convert chunks from mp3 to pcm (for openai tts)
+pydub==0.25.1
+
+# pyaudio is for playing chunks over output device
+pyaudio==0.2.14
+