def has_field(cls, model: models.Model, field_name: str):
"""
Check if the model has the column with specified name.
:param model:
:param field_name:
:return:
"""
for f in model._meta.fields:
if Str.eq(f.name, field_name):
return True
return False
def test_str(self):
self.assertEqual(Str.casefold('ViỆt Nam'), Str.casefold('việt nam'))
self.assertTrue(Str.eq('a', 'A'))
self.assertFalse(Str.eq('a', 'A', case=True))