def set_refresh_rate(self, refresh_rate):
"""Set the refresh rate for this handler.
:param refresh_rate: a time interval string. E.g. "1 SECOND",
"2 MINUTES".
"""
try:
# Internally we'll always store the refresh rate as a number
# of seconds.
self.refresh_rate = conversions.time_interval_in_seconds(
refresh_rate)
except conversions.ConversionError as e:
msg = 'Could not parse refresh rate "{rate}"'
raise PullHandlerError(msg.format(rate=refresh_rate)) from e
# Reset the read timer to reflect the new rate
#
# NOTE - if we were previously in the failure state the next
# check will now come round too quickly. This could be FIXMEd in
# a subsequent version but it's not not important enough right
# now.
if self.read_timer:
now = time.time()
due = self.last_read + self.refresh_rate
if due <= now:
self.start_read_timer(0.1) # Near-immediate read
else:
self.start_read_timer(due - now)
def test_2week_value(self):
"""FIXME"""
second = 1
minute = 60 * second
hour = 60 * minute
day = 24 * hour
week = 7 * day
result = conversions.time_interval_in_seconds("2 week")
self.assertEqual(result, 2 * week)
def test_in_str_spacing(self):
"""FIXME"""
result = conversions.time_interval_in_seconds("60 seconds")
self.assertEqual(result, 60)
def test_1mins_value(self):
"""FIXME"""
result = conversions.time_interval_in_seconds("1mins")
self.assertEqual(result, 60)
def test_unparsable(self):
"""FIXME"""
with self.assertRaises(conversions.TimeIntervalConversionError):
conversions.time_interval_in_seconds("unparsable")
def test_suffixless_number(self):
"""FIXME"""
result = conversions.time_interval_in_seconds("1")
self.assertEqual(result, 1)
