def _set_date_header(self, key, date):
# XXX for now we only document that the helpers can accept a
# datetime object, but you can also pass a string and a int.
# Let's see in the futur if this is usefull and document all
# the behavior
if isinstance(date, datetime):
date = date
elif isinstance(date, int):
date = Date.epoch2time(date)
elif isinstance(date, str):
date = Date.str2time(date)
else:
raise ValueError("date is of type <{type}> but can only be an "
"instance of string, int or a datetime object"
.format(type=type(date)))
self.set(key, date)
def _get_date_header(self, key):
value = self.__getitem__(key)
if value is None:
return None
if isinstance(value, str):
return Date.str2time(value)
elif isinstance(value, int):
return Date.epoch2time(value)
elif isinstance(value, datetime):
return value
else:
print value
raise ValueError("date is of type <{type}> but can only be an "
"instance of string, int or a datetime object"
.format(type=type(value)))
