def open_month(self, month):
if (month.day != 1):
raise ValueError('must have day=1, not %d' % month.day)
if (hasattr(month, 'hour')
and (month.hour != 0 or month.minute != 0 or month.second != 0
or month.microsecond != 0)):
raise ValueError('must have all sub-day attributes equal to zero')
return self.group_get(time_.iso8601_date(month),
time_.hours_in_month(month))
def open_month(self, month):
if (month.day != 1):
raise ValueError('must have day=1, not %d' % month.day)
if (hasattr(month, 'hour') and ( month.hour != 0
or month.minute != 0
or month.second != 0
or month.microsecond != 0)):
raise ValueError('must have all sub-day attributes equal to zero')
return self.group_get(time_.iso8601_date(month),
time_.hours_in_month(month))
def caches_reset(self):
'Reset all the caches associated with the groups.'
# Pull the fragment tags from the filesystem, not self.groups, because
# some groups may not be open.
self.fragment_tags = list()
for gf in sorted(glob.iglob('%s/*.db' % self.filename)):
self.fragment_tags.append(os.path.split(os.path.splitext(gf)[0])[1])
# Compute the length from the fragment tags, assuming they are months.
# If they aren't, this will fail. The obvious thing to do then is open
# each group and query it for length, but that's a bad idea because we
# do not want to open groups unless we really need to interact with
# them. Parallel writes to different groups depend on this.
self.length = sum(time_.hours_in_month(time_.iso8601_parse(f))
for f in self.fragment_tags)
def caches_reset(self):
'Reset all the caches associated with the groups.'
# Pull the fragment tags from the filesystem, not self.groups, because
# some groups may not be open.
self.fragment_tags = list()
for gf in sorted(glob.iglob('%s/*.db' % self.filename)):
self.fragment_tags.append(
os.path.split(os.path.splitext(gf)[0])[1])
# Compute the length from the fragment tags, assuming they are months.
# If they aren't, this will fail. The obvious thing to do then is open
# each group and query it for length, but that's a bad idea because we
# do not want to open groups unless we really need to interact with
# them. Parallel writes to different groups depend on this.
self.length = sum(
time_.hours_in_month(time_.iso8601_parse(f))
for f in self.fragment_tags)