Merge pull request #11 from ant9000/master

fix: unknown VRate raises exception

Author: marcodebe

ecg/ecg.py

@@ -357,14 +357,14 @@ def legend(self):
  vrate = float(ecgdata.get('VRate'))
  except (TypeError, ValueError):
  try:
- vrate = (
+ vrate = "%.1f" % (
  60.0 / self.duration *
  self.samples / float(ecgdata.get('RR Interval'))
  )
  except (TypeError, ValueError, ZeroDivisionError):
  vrate = "(unknown)"
 
- ret_str = "%s: %.1f BPM\n" % (i18n.ventr_freq, vrate)
+ ret_str = "%s: %s BPM\n" % (i18n.ventr_freq, vrate)
  ret_str_tmpl = "%s: %s ms\n%s: %s ms\n%s: %s/%s ms\n%s: %s %s %s"
 
  ret_str += ret_str_tmpl % (