Create app.py

app.py

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+import gradio as gr
+import librosa
+import numpy as np
+import soundfile as sf
+
+def reverse_segments(audio_path):
+    # Load audio and detect BPM
+    y, sr = librosa.load(audio_path, sr=None)
+    tempo, beats = librosa.beat.beat_track(y=y, sr=sr)
+
+    # Reverse the entire audio
+    y_reversed = y[::-1]
+
+    # Split into beat segments
+    beat_frames = librosa.frames_to_samples(beats)
+    segments = [y_reversed[beat_frames[i]:beat_frames[i+1]] for i in range(len(beat_frames)-1)]
+
+    # Reverse each segment back to forward
+    processed_audio = np.concatenate([segment[::-1] for segment in segments])
+
+    # Save the output
+    output_path = "output.wav"
+    sf.write(output_path, processed_audio, sr)
+
+    return output_path
+
+iface = gr.Interface(
+    fn=reverse_segments,
+    inputs=gr.Audio(type="filepath"),
+    outputs=gr.Audio(),
+    title="Beat-Reversed Music",
+    description="Reverses the entire song, then splits it by detected beats and plays each segment forward."
+)
+
+iface.launch()