old_contents: #!/usr/bin/env python
  # -*- coding: utf-8
  from __future__ import absolute_import
  
  import six
  
  from ..base import Model
  from ..fields import Field, ReadOnlyField, RequiredField
  
  
  class ObjectMeta(Model):
      name = Field(six.text_type)
      namespace = Field(six.text_type, "default")
      resourceVersion = ReadOnlyField(six.text_type)
      labels = Field(dict)
      annotations = Field(dict)
      generateName = Field(six.text_type)
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8
  from __future__ import absolute_import
  
  import six
  
  from ..base import Model
  from ..fields import Field, ReadOnlyField
  
  
  class ObjectMeta(Model):
      name = Field(six.text_type)
      namespace = Field(six.text_type, "default")
      resourceVersion = ReadOnlyField(six.text_type)
      labels = Field(dict)
      annotations = Field(dict)
      generateName = Field(six.text_type)
  
subject: Optimize imports