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4386,"def parse_runtime_limit(value, now=None):
""""""Parsing CLI option for runtime limit, supplied as VALUE.
Value could be something like: Sunday 23:00-05:00, the format being
[Wee[kday]] [hh[:mm][-hh[:mm]]].
The function will return two valid time ranges. The first could be in the
past, containing the present or in the future. The second is always in the
future.
""""""
def extract_time(value):
value = _RE_RUNTIMELIMIT_HOUR.search(value).groupdict()
return timedelta(hours=int(value['hours']),
minutes=int(value['minutes']))
def extract_weekday(value):
key = value[:3].lower()
try:
return {
'mon': 0,
'tue': 1,
'wed': 2,
'thu': 3,
'fri': 4,
'sat': 5,
'sun': 6,
}[key]
except KeyError:
raise ValueError(""%s is not a good weekday name."" % value)
if now is None:
now = datetime.now()
today = now.date()
g = _RE_RUNTIMELIMIT_FULL.search(value)
if not g:
raise ValueError('""%s"" does not seem to be correct format for '
'parse_runtime_limit() '
'[Wee[kday]] [hh[:mm][-hh[:mm]]]).' % value)
pieces = g.groupdict()
if pieces['weekday_begin'] is None:
# No weekday specified. So either today or tomorrow
first_occasion_day = timedelta(days=0)
next_occasion_delta = timedelta(days=1)
else:
# If given 'Mon' then we transform it to 'Mon-Mon'
if pieces['weekday_end'] is None:
pieces['weekday_end'] = pieces['weekday_begin']
# Day range
weekday_begin = extract_weekday(pieces['weekday_begin'])
weekday_end = extract_weekday(pieces['weekday_end'])
if weekday_begin <= today.weekday() <= weekday_end:
first_occasion_day = timedelta(days=0)
else:
days = (weekday_begin - today.weekday()) % 7
first_occasion_day = timedelta(days=days)
weekday = (now + first_occasion_day).weekday()
if weekday < weekday_end:
# Fits in the same week
next_occasion_delta = timedelta(days=1)
else:
# The week after
days = weekday_begin - weekday + 7
next_occasion_delta = timedelta(days=days)
if pieces['hour_begin'] is None:
pieces['hour_begin'] = '00:00'
if pieces['hour_end'] is None:
pieces['hour_end'] = '00:00'
beginning_time = extract_time(pieces['hour_begin'])
ending_time = extract_time(pieces['hour_end'])
if not ending_time:
ending_time = beginning_time + timedelta(days=1)
elif beginning_time and ending_time and beginning_time > ending_time:
ending_time += timedelta(days=1)
start_time = real_datetime.combine(today, real_time(hour=0, minute=0))
current_range = (
start_time + first_occasion_day + beginning_time,
start_time + first_occasion_day + ending_time
)
if now > current_range[1]:
current_range = tuple(t + next_occasion_delta for t in current_range)
future_range = (
current_range[0] + next_occasion_delta,
current_range[1] + next_occasion_delta
)
return current_range, future_range"
4387,"def guess_datetime(datetime_string):
""""""Try to guess the datetime contained in a string of unknow format.
@param datetime_string: the datetime representation.