add documentation and remove unneccesary comments

Author: Epic-Eric

examples/speech_to_text/readme.md

@@ -62,3 +62,17 @@ WER     LAAL    AL      AP      DAL     ATD
 ```
 
 This agent can also perform S2T task, by adding `--task translate`.
+
+### Streaming Speech-to-Text Demo
+
+A streaming speech to text demo feature, taking input from user's microphone, sending it to Whisper's wait-k model, and displaying the prediction texts in the terminal.
+
+1. Kick off a remote agent. More information [Remote_agent](../../docs/tutorials/remote_evaluation.rst)
+2. Enter demo mode by providing a desired segment size (usually 500ms):
+
+```bash
+simuleval --remote-eval --demo --source-segment-size 500 --remote-port 8888
+```
+
+3. Speak into the microphone and watch the live transcription!
+4. Press ^c (Control C) to exit the program in terminal

examples/speech_to_text/whisper_waitk.py

@@ -48,7 +48,6 @@ def add_args(parser):
         )
 
     def policy(self, states: Optional[AgentStates] = None):
-        print(states)
         if states is None:
             states = self.states
 

simuleval/evaluator/remote.py

@@ -148,7 +148,7 @@ def remote_eval(self):
             else:
                 segment = SpeechSegment(
                     index=self.source_segment_size,
-                    content=[0.0, 0.0],
+                    content=[0.0 for _ in range(8192)],
                     sample_rate=self.sample_rate,
                     finished=True,
                 )