def test_nullbooleanfield_blank(self):
        nullboolean = NullBooleanModel(nbfield=None)
        nullboolean.full_clean()
Sets the maximum number of values to hold and resizes accordingly if necessary.
dataset/ETHPy150Open django/django/tests/model_fields/test_booleanfield.py/ValidationTest.test_nullbooleanfield_blank--crossover with--dataset/ETHPy150Open gbeced/pyalgotrade/pyalgotrade/dataseries/__init__.py/SequenceDataSeries.setMaxLen