Create oldApp.py

oldApp.py

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+In this, I want to use one of these embeddings:
+
+# app.py
+from fastapi import FastAPI, Query
+from fastapi.responses import StreamingResponse
+from transformers import SpeechT5Processor, SpeechT5ForTextToSpeech, SpeechT5HifiGan
+import torch
+import io
+import soundfile as sf
+
+app = FastAPI(title="SpeechT5 TTS API")
+
+# Load models once at startup
+processor = SpeechT5Processor.from_pretrained("microsoft/speecht5_tts")
+model = SpeechT5ForTextToSpeech.from_pretrained("microsoft/speecht5_tts")
+vocoder = SpeechT5HifiGan.from_pretrained("microsoft/speecht5_hifigan")
+
+# Dummy speaker embedding (flat, neutral voice)
+speaker_embeddings = torch.zeros((1, 512))
+
+
+@app.get("/speak")
+def speak(text: str = Query(..., description="Text to convert to speech")):
+    """
+    Convert text to speech using SpeechT5 + HiFi-GAN.
+    Returns a WAV audio stream.
+    """
+    # Prepare input
+    inputs = processor(text=text, return_tensors="pt")
+
+    # Generate speech
+    speech = model.generate_speech(inputs["input_ids"], speaker_embeddings, vocoder=vocoder)
+
+    # Convert to bytes buffer
+    buf = io.BytesIO()
+    sf.write(buf, speech.numpy(), samplerate=16000, format="WAV")
+    buf.seek(0)
+
+    return StreamingResponse(buf, media_type="audio/wav")
+
+Embeddings:
+
+US female 1: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_slt_arctic-wav-arctic_a0001.bin
+US female 2: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_clb_arctic-wav-arctic_a0001.bin
+US male 1: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_bdl_arctic-wav-arctic_a0003.bin
+US male 2: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_rms_arctic-wav-arctic_a0003.bin
+Canadian male: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_jmk_arctic-wav-arctic_a0002.bin
+Scottish male: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_awb_arctic-wav-arctic_b0002.bin
+Indian male: https://huggingface.co/datasets/Xenova/cmu-arctic-xvectors-extracted/resolve/main/cmu_us_ksp_arctic-wav-arctic_a0007.bin