in api/client/src/pcluster_client/model_utils.py [0:0]
def deserialize_primitive(data, klass, path_to_item):
"""Deserializes string to primitive type.
:param data: str/int/float
:param klass: str/class the class to convert to
:return: int, float, str, bool, date, datetime
"""
additional_message = ""
try:
if klass in {datetime, date}:
additional_message = (
"If you need your parameter to have a fallback "
"string value, please set its type as `type: {}` in your "
"spec. That allows the value to be any type. "
)
if klass == datetime:
if len(data) < 8:
raise ValueError("This is not a datetime")
# The string should be in iso8601 datetime format.
parsed_datetime = parse(data)
date_only = (
parsed_datetime.hour == 0 and
parsed_datetime.minute == 0 and
parsed_datetime.second == 0 and
parsed_datetime.tzinfo is None and
8 <= len(data) <= 10
)
if date_only:
raise ValueError("This is a date, not a datetime")
return parsed_datetime
elif klass == date:
if len(data) < 8:
raise ValueError("This is not a date")
return parse(data).date()
else:
converted_value = klass(data)
if isinstance(data, str) and klass == float:
if str(converted_value) != data:
# '7' -> 7.0 -> '7.0' != '7'
raise ValueError('This is not a float')
return converted_value
except (OverflowError, ValueError) as ex:
# parse can raise OverflowError
raise ApiValueError(
"{0}Failed to parse {1} as {2}".format(
additional_message, repr(data), klass.__name__
),
path_to_item=path_to_item
) from ex