def from_datetime(value):
try:
value = validators.timedelta(value, allow_empty = True)
return value
except (ValueError, TypeError):
pass
return validators.datetime(value, allow_empty = True)
def is_datetime(value,
minimum = None,
maximum = None,
coerce_value = False,
**kwargs):
"""Indicate whether ``value`` is a :class:`datetime <python:datetime.datetime>`.
:param value: The value to evaluate.
:param minimum: If supplied, will make sure that ``value`` is on or after
this value.
:type minimum: :class:`datetime <python:datetime.datetime>` /
:class:`date <python:datetime.date>` / compliant :class:`str <python:str>`
/ :obj:`None <python:None>`
:param maximum: If supplied, will make sure that ``value`` is on or before this
value.
:type maximum: :class:`datetime <python:datetime.datetime>` /
:class:`date <python:datetime.date>` / compliant :class:`str <python:str>`
/ :obj:`None <python:None>`
:param coerce_value: If ``True``, will return ``True`` if ``value`` can be
coerced to a :class:`datetime <python:datetime.datetime>`. If ``False``,
will only return ``True`` if ``value`` is a complete timestamp. Defaults to
``False``.
:type coerce_value: :class:`bool <python:bool>`
:returns: ``True`` if ``value`` is valid, ``False`` if it is not.
:rtype: :class:`bool <python:bool>`
:raises SyntaxError: if ``kwargs`` contains duplicate keyword parameters or duplicates
keyword parameters passed to the underlying validator
"""
try:
value = validators.datetime(value,
minimum = minimum,
maximum = maximum,
coerce_value = coerce_value,
**kwargs)
except SyntaxError as error:
raise error
except Exception:
return False
return True
def from_datetime(value):
if checkers.is_numeric(value):
return from_timedelta(value)
return validators.datetime(value, allow_empty=True)
def walk_updated(self, value):
self._walk_updated = validators.datetime(value, allow_empty=True)
def from_datetime(value):
return validators.datetime(value, allow_empty = True)