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try:
import gras
import grextras
except ImportError: pass
import gnuradio
from gnuradio import gr
import sys
if __name__ == '__main__':
num = long(float(sys.argv[1]))
what = sys.argv[2]
tb = gr.top_block()
src0 = gr.null_source(8)
sink = gr.null_sink(8)
head = gr.head(8, num)
if what == 'extras_delay': delay_block = grextras.Delay(8)
if what == 'core_delay': delay_block = gr.delay(8, 0)
delay_block.set_delay(1000)
tb.connect(src0, (delay_block, 0))
tb.connect(delay_block, head, sink)
tb.run()
tb.wait()
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