Changes in python/demos/demo_source_simple.py [e6ce204:254acce]

File:

• python/demos/demo_source_simple.py (modified) (1 diff)

python/demos/demo_source_simple.py

@@ -1 +1 @@
 #! /usr/bin/env python
-import sys, aubio
+
+"""A simple example using aubio.source."""
+
+import sys
+import aubio
 
 samplerate = 0  # use original source samplerate
-hop_size = 256 # number of frames to read in one block
-s = aubio.source(sys.argv[1], samplerate, hop_size)
+hop_size = 256  # number of frames to read in one block
+src = aubio.source(sys.argv[1], samplerate, hop_size)
 total_frames = 0
 
-while True: # reading loop
-    samples, read = s()
-    total_frames += read
-    if read < hop_size: break # end of file reached
+while True:
+    samples, read = src()  # read hop_size new samples from source
+    total_frames += read   # increment total number of frames
+    if read < hop_size:    # end of file reached
+        break
 
 fmt_string = "read {:d} frames at {:d}Hz from {:s}"
-print (fmt_string.format(total_frames, s.samplerate, sys.argv[1]))
-
+print(fmt_string.format(total_frames, src.samplerate, src.uri))