def future_date_from_string(date_str):
"""Validation method for a date in the future, formatted as a string."""
try:
parsed_date = parser.parse(date_str)
except ValueError:
raise ValueError(
f"Failed to parse '{date_str}' as a valid date. You can use any format "
"recognized by dateutil.parser. For example, all of the strings below "
"are valid ways to represent the same date: '2018-5-13' -or- '05/13/2018' "
"-or- 'May 13 2018'.")
if parsed_date.date() < date.today():
raise ValueError(
f"Successfully parsed {date_str} as "
f"{parsed_date.strftime(DATE_MONTH_NAME)}. However, this value must be a "
f"date in the future and {parsed_date.strftime(DATE_MONTH_NAME)} is BEFORE "
f"{datetime.now().strftime(DATE_MONTH_NAME)}")
deadline = datetime.combine(parsed_date.date(), time.max)
deadline_utc = make_tzaware(deadline, use_tz=timezone.utc)
return deadline_utc
def registered_on_str(self):
registered_on_utc = make_tzaware(self.registered_on,
use_tz=timezone.utc,
localize=False)
return localized_dt_string(registered_on_utc,
use_tz=get_local_utcoffset())
def deadline_str(self):
deadline_utc = make_tzaware(self.deadline,
use_tz=timezone.utc,
localize=False)
return localized_dt_string(deadline_utc, use_tz=get_local_utcoffset())
def created_at_str(self):
created_at_utc = make_tzaware(self.created_at,
use_tz=timezone.utc,
localize=False)
return localized_dt_string(created_at_utc,
use_tz=get_local_utcoffset())