Update app.py

app.py

@@ -1,8 +1,13 @@
 import streamlit as st
 import numpy as np
-import sounddevice as sd
-from scipy import signal
 import time
+import platform
+
+# Check if running on Windows
+is_windows = platform.system() == "Windows"
+
+if is_windows:
+    import winsound
 
 # Constants
 KEYS = ['C', 'C#', 'D', 'D#', 'E', 'F', 'F#', 'G', 'G#', 'A', 'A#', 'B']
@@ -16,12 +21,10 @@ BLUES_PROGRESSIONS = [
     ['I', 'IV', 'I', 'V', 'IV', 'IV', 'I', 'V', 'IV', 'IV', 'I', 'V'],
 ]
 
-SAMPLE_RATE = 44100
-
 def note_to_freq(note):
     octave = int(note[-1])
     key_index = KEYS.index(note[:-1])
-    return 440 * (2 ** ((key_index - 9) / 12 + (octave - 4)))
+    return int(440 * (2 ** ((key_index - 9) / 12 + (octave - 4))))
 
 def get_chord_notes(root, chord_type):
     root_index = KEYS.index(root)
@@ -35,22 +38,17 @@ def get_chord_notes(root, chord_type):
         intervals = [0, 4, 7]
     return [KEYS[(root_index + interval) % len(KEYS)] for interval in intervals]
 
-def create_tone(freq, duration):
-    t = np.linspace(0, duration, int(SAMPLE_RATE * duration), False)
-    return 0.3 * signal.chirp(t, freq, duration, freq, method='linear')
-
 def play_arpeggio(root, chord_type, tempo):
     chord_notes = get_chord_notes(root, chord_type)
-    duration = 60 / tempo / 4  # 16th notes
+    duration_ms = int(60 / tempo * 250)  # 16th notes
     
-    arpeggio = np.array([])
     for note in chord_notes:
         freq = note_to_freq(f"{note}4")
-        tone = create_tone(freq, duration)
-        arpeggio = np.concatenate((arpeggio, tone))
-    
-    sd.play(arpeggio, SAMPLE_RATE)
-    sd.wait()
+        if is_windows:
+            winsound.Beep(freq, duration_ms)
+        else:
+            st.write(f"Playing {note}4 ({freq} Hz) for {duration_ms} ms")
+            time.sleep(duration_ms / 1000)
 
 def main():
     st.title("12-Bar Blues Arpeggio Game")
@@ -75,7 +73,7 @@ def main():
     st.markdown(progression_display)
 
     # Play/Stop button
-    if st.button("Play/Stop 12-Bar Blues"):
+    if st.button("Play 12-Bar Blues"):
         for i, chord in enumerate(st.session_state.blues_progression):
             st.session_state.current_bar = i
             play_arpeggio(root_key, chord, tempo)