scripts: add recording script for audio debugging.

scripts/record

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+import argparse
+from amodem import audio
+from amodem.config import Configuration
+
+
+def main():
+    p = argparse.ArgumentParser()
+    p.add_argument('-l', '--audio-library', default='libportaudio.so')
+    p.add_argument('filename')
+    args = p.parse_args()
+
+    config = Configuration()
+    with open(args.filename, 'wb') as dst:
+        print dst
+        interface = audio.Interface(config=config)
+        with interface.load(args.audio_library):
+            src = interface.recorder()
+            size = config.sample_size * config.samples_per_buffer
+            while True:
+                dst.write(src.read(size))
+
+
+if __name__ == '__main__':
+    try:
+        main()
+    except KeyboardInterrupt:
+        pass