Update voice_handler.py

voice_handler.py

@@ -1,5 +1,4 @@
 import speech_recognition as sr
-from typing import Optional
 
 class VoiceHandler:
     def __init__(self):
@@ -10,40 +9,34 @@ class VoiceHandler:
         self.permission_granted = False
     
     def check_microphone_access(self) -> bool:
-        """Check if microphone is accessible"""
+        """Check if microphone is accessible."""
         try:
             with sr.Microphone() as source:
                 self.recognizer.adjust_for_ambient_noise(source, duration=0.1)
                 return True
         except OSError as e:
-            print(f"OSError: {e}. This may occur if the microphone is not connected or accessible.")
-            return False
-        except AttributeError as e:
-            print(f"AttributeError: {e}. This may happen due to an issue with the 'sr.Microphone' configuration.")
-            return False
-        except sr.RequestError as e:
-            print(f"RequestError: {e}. This may happen if there's an issue with the SpeechRecognition service.")
+            print("OSError: No Default Input Device Available. This may occur if the microphone is not connected or accessible.")
+            print(f"Details: {str(e)}")
             return False
         except Exception as e:
-            print(f"Unexpected error: {e}")
+            print(f"Unexpected error while accessing microphone: {str(e)}")
             return False
     
     def request_permissions(self) -> bool:
-        """Request microphone permissions"""
+        """Request microphone permissions."""
         try:
             if self.check_microphone_access():
                 self.permission_granted = True
                 return True
-            print("Error: Could not access microphone. Please check your system or browser permissions.")
             return False
         except Exception as e:
-            print(f"Permission request error: {e}")
+            print(f"Error requesting permissions: {str(e)}")
             return False
     
     def listen_for_voice(self, language: str = "mixed") -> str:
         """
         Listen for voice input in specified language.
-        language can be:
+        language can be: 
         - "ar-SA" for Arabic
         - "en-US" for English
         - "mixed" for both Arabic and English
@@ -62,16 +55,18 @@ class VoiceHandler:
                 return self._process_audio(audio, language)
                     
         except sr.RequestError as e:
-            return f"Could not request results from the speech service: {str(e)}"
+            return f"Could not request results from speech service: {str(e)}"
         except sr.UnknownValueError:
             return "Could not understand audio. Please speak clearly and try again."
         except sr.WaitTimeoutError:
             return "Listening timed out. Please try again."
+        except OSError as e:
+            return "OSError: No Default Input Device Available. Please check your microphone connection."
         except Exception as e:
             return f"Error: {str(e)}"
     
     def _process_audio(self, audio, language: str) -> str:
-        """Process audio input and convert to text"""
+        """Process audio input and convert to text."""
         if language in ["ar-SA", "mixed"]:
             try:
                 return self.recognizer.recognize_google(audio, language="ar-SA")
@@ -80,3 +75,7 @@ class VoiceHandler:
                     return self.recognizer.recognize_google(audio, language="en-US")
                 raise
         return self.recognizer.recognize_google(audio, language="en-US")
+
+# Usage example:
+# voice_handler = VoiceHandler()
+# print(voice_handler.listen_for_voice(language="en-US"))