def default_time_serializer(obj: date, **kwargs) -> str:
"""
Serialize the given time instance to a string. It uses the RFC3339
pattern.
:param obj: the time instance that is to be serialized.
:param kwargs: not used.
:return: ``time`` as an RFC3339 string.
"""
return to_str(obj, False, kwargs['fork_inst'], RFC3339_TIME_PATTERN)
def default_date_serializer(obj: date, **kwargs) -> str:
"""
Serialize the given date instance to a string. It uses the RFC3339
pattern. If date is a localtime, an offset is provided. If date is
in UTC, the result is suffixed with a 'Z'.
:param obj: the date instance that is to be serialized.
:param kwargs: not used.
:return: ``date`` as an RFC3339 string.
"""
return to_str(obj, False, kwargs['fork_inst'], RFC3339_DATE_PATTERN)
def default_datetime_serializer(obj: datetime,
strip_microseconds: Optional[bool] = True,
**kwargs) -> str:
"""
Serialize the given datetime instance to a string. It uses the RFC3339
pattern. If datetime is a localtime, an offset is provided. If datetime is
in UTC, the result is suffixed with a 'Z'.
:param obj: the datetime instance that is to be serialized.
:param strip_microseconds: determines whether microseconds should be
omitted.
:param kwargs: not used.
:return: ``datetime`` as an RFC3339 string.
"""
return to_str(obj, strip_microseconds, kwargs['fork_inst'],
RFC3339_DATETIME_PATTERN)
def _get_dict_with_meta(obj: dict, cls_name: str, verbose: Verbosity,
fork_inst: type) -> dict:
# This function will add a -meta section to the given obj (provided that
# the given obj has -cls attributes for all children).
if verbose is Verbosity.WITH_NOTHING:
return obj
obj[META_ATTR] = {}
if Verbosity.WITH_CLASS_INFO in verbose:
collection_of_types = {}
_fill_collection_of_types(obj, cls_name, '/', collection_of_types)
collection_of_types['/'] = cls_name
obj[META_ATTR]['classes'] = collection_of_types
if Verbosity.WITH_DUMP_TIME in verbose:
dump_time = to_str(datetime.now(tz=timezone.utc), True, fork_inst)
obj[META_ATTR]['dump_time'] = dump_time
return obj