def _safe_validate(self: DictField, value):
if not isinstance(value, dict):
self.error("Only dictionaries may be used in a DictField")
if key_not_string(value):
msg = "Invalid dictionary key - documents must have only string keys"
self.error(msg)
if key_starts_with_dollar(value):
self.error(
'Invalid dictionary key name - keys may not startswith "$" characters'
)
super(DictField, self).validate(value)
def validate(self, value):
"""Make sure that a list of valid fields is being used."""
if not isinstance(value, dict):
self.error('Only dictionaries may be used in a PipelineField')
if fields.key_not_string(value):
msg = ('Invalid dictionary key - documents must '
'have only string keys')
self.error(msg)
if key_has_dollar(value):
self.error('Invalid dictionary key name - keys may not start with '
'"$" character')
super(fields.DictField, self).validate(value)