def __from_match(self, match, src_time):
""" Initialize the instance given a plaintext match string."""
# It's possible to match but not be parseable because our regex allows values with no meridian.
# parsedatetime needs this however so we just append PM unless we know otherwise.
append_meridien_match = self.EXTRACTION_REGEX.search(match)
if append_meridien_match:
if not append_meridien_match.groupdict().get(u'meridian'):
match = match + " PM"
seed_dt = utils.safe_parsedatetime_first_nlp(match, src_time).get(u'datetime')
if seed_dt:
self.match = match
self.modification = seed_dt
else:
raise ValueError(u'ReferencePointModifierAtom cannot parse and intialized from given match value = '\
+ unicode(match))
def __from_match(self, match, src_time, parse_type=u'range'):
""" Initialize the instance given a plaintext match string."""
seed_dt = utils.safe_parsedatetime_first_nlp(match, src_time).get(u'datetime')
if seed_dt:
if parse_type == u'range':
start = utils.start_of_day(seed_dt)
end = utils.end_of_day(seed_dt)
elif parse_type == u'exact':
start = seed_dt
end = seed_dt + datetime.timedelta(seconds=0)
else:
raise ValueError(u'Invalid value for parse_type. Try "range" or "exact"')
# The special case in which an entire month is specified and not a specific date during it.
if not re.search('[0-9]', match) and start.day == 1 and u'day' not in match:
end = utils.end_of_month(seed_dt)
DaterangeAtom.__init__(self, start, end, match, src_time)
else:
raise ValueError(u'CalendarDateRangeAtom cannot parse and intialized from given match value = '\
+ unicode(match))
def match_function(nltext): return utils.safe_parsedatetime_first_nlp(nltext, src_time, ignore='time').get(u'match') matcher = SequentialMatcher(match_function, label=CalendarDaterangeAtom.TAG);
def match_function(nltext): return utils.safe_parsedatetime_first_nlp(nltext, src_time, ignore='time').get(u'match') def match_transformer(match): return CalendarDateRangeAtom(match, src_time, parse_type=parse_type)