Improve support for functions #1

smnp/synth/wave.py

@@ -0,0 +1,12 @@
+import time
+
+import numpy as np
+import sounddevice as sd
+
+FS = 44100
+
+
+def sine(frequency, duration):
+    samples = (np.sin(2*np.pi*np.arange(FS*duration)*frequency/FS)).astype(np.float32)
+    sd.play(samples, FS)
+    time.sleep(duration)