-class receive_path(gr.hier_block):
- def __init__(self, fg, subdev_spec, gain, audio_output):
+class receive_path(gr.hier_block2):
+ def __init__(self, subdev_spec, gain, audio_output):
+ gr.hier_block2.__init__(self, "receive_path",
+ gr.io_signature(0, 0, 0), # Input signature
+ gr.io_signature(0, 0, 0)) # Output signature