def _validator(form, field):
if field.data is None:
return
if field.data < getMillisecondTimestamp():
raise ValidationError("Changes may not be scheduled in the past")
def is_when_present_and_in_past_validator(what):
"""Validates if scheduled_change_time value i.e. 'when' field value is present in
input dictionary/object and if its value is in past or not"""
return what.get("when", None) and int(what.get("when")) < getMillisecondTimestamp()