from google.cloud import texttospeech

def text_to_speech(text, language_code="en-IN"):
    client = texttospeech.TextToSpeechClient()
    input_text = texttospeech.SynthesisInput(text=text)

    voice = texttospeech.VoiceSelectionParams(
        language_code=language_code, 
        ssml_gender=texttospeech.SsmlVoiceGender.NEUTRAL
    )
    audio_config = texttospeech.AudioConfig(audio_encoding=texttospeech.AudioEncoding.LINEAR16)

    response = client.synthesize_speech(input=input_text, voice=voice, audio_config=audio_config)
    audio_path = "response_audio.wav"
    with open(audio_path, "wb") as out:
        out.write(response.audio_content)
    return audio_path