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Ross Lawley 2013-05-20 08:12:09 +00:00
parent e402157b4d
commit 8165131419
1 changed files with 5 additions and 0 deletions
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mongoengine/fields.py
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@ -1443,6 +1443,11 @@ class SequenceField(BaseField):
return self.value_decorator(counter['next']) return self.value_decorator(counter['next'])
def get_next_value(self): def get_next_value(self):
"""Helper method to get the next value for previewing.
.. warning:: There is no guarantee this will be the next value
as it is only fixed on set.
"""
sequence_name = self.get_sequence_name() sequence_name = self.get_sequence_name()
sequence_id = "%s.%s" % (sequence_name, self.name) sequence_id = "%s.%s" % (sequence_name, self.name)
collection = get_db(alias=self.db_alias)[self.collection_name] collection = get_db(alias=self.db_alias)[self.collection_name]