remove not needed except

amodem/recv.py

@@ -249,7 +249,6 @@ def iread(fd, skip):
 
 
 def main(args):
-    try:
     log.info('Running MODEM @ {:.1f} kbps'.format(modem.modem_bps / 1e3))
 
     signal = iread(args.input, args.skip)
@@ -278,9 +277,7 @@ def main(args):
         pylab.subplot(HEIGHT, WIDTH, i+1)
         constellation(symbol_list[i], modem.qam.symbols,
                       '$F_c = {} Hz$'.format(freq))
-    except Exception as e:
-        log.exception(e)
-    finally:
+
     pylab.show()