def batch_status(self, prefix=None):
"""Generate status line."""
if prefix:
out = prefix
else:
# " -- post 1 of 10"
out = " -- %s %d of %d" % (self._entity, self._processed,
self._full_total)
# " (3/s, 4rps, 5wps) -- "
rates = []
for i, unit in enumerate(['/s', *self._lap_units]):
rates.append('%d%s' % (self._rate(i), unit))
out += " (%s) -- " % ', '.join(rates)
if self._processed < self._total:
out += "eta %s" % self._eta()
else:
total_time = self._laps[-1] - self._start_time
out += "done in %s, avg rate: %.1f/s" % (secs_to_str(total_time),
self._total / total_time)
return out
def test_secs_to_str():
assert secs_to_str(0) == '00s'
assert secs_to_str(8979) == '02h 29m 39s'
assert secs_to_str(12345678) == '20w 02d 21h 21m 18s'
def _eta(self):
"""Time to finish, based on most recent batch."""
left = self._full_total - self._processed
secs = (left / self._rate())
return secs_to_str(secs)