from abc import ABCMeta


class ABConstrainable(object):
    """ An abstract base class for objects that can be laid out using
    layout helpers.

    Minimally, instances need to have `top`, `bottom`, `left`, `right`,
    `width`, `height`, `v_center` and `h_center` attributes which are
    `LinearSymbolic` instances.

    """
    __metaclass__ = ABCMeta


from abc import ABCMeta


class ABConstrainable(object):
    """ An abstract base class for objects that can be laid out using
    layout helpers.

    Minimally, instances need to have `top`, `bottom`, `left`, `right`,
    `layout_width`, `layout_height`, `v_center` and `h_center` attributes
    which are `LinearSymbolic` instances.

    """
    __metaclass__ = ABCMeta


Fix a small docstring bug.
Fix a small docstring bug.

  from abc import ABCMeta
  
  
  class ABConstrainable(object):
      """ An abstract base class for objects that can be laid out using
      layout helpers.
  
      Minimally, instances need to have `top`, `bottom`, `left`, `right`,
-     `width`, `height`, `v_center` and `h_center` attributes which are
+     `layout_width`, `layout_height`, `v_center` and `h_center` attributes
-     `LinearSymbolic` instances.
+     which are `LinearSymbolic` instances.
  
      """
      __metaclass__ = ABCMeta
  
  
Fix a small docstring bug.
## Code Before:
from abc import ABCMeta


class ABConstrainable(object):
    """ An abstract base class for objects that can be laid out using
    layout helpers.

    Minimally, instances need to have `top`, `bottom`, `left`, `right`,
    `width`, `height`, `v_center` and `h_center` attributes which are
    `LinearSymbolic` instances.

    """
    __metaclass__ = ABCMeta


## Instruction:
Fix a small docstring bug.
## Code After:
from abc import ABCMeta


class ABConstrainable(object):
    """ An abstract base class for objects that can be laid out using
    layout helpers.

    Minimally, instances need to have `top`, `bottom`, `left`, `right`,
    `layout_width`, `layout_height`, `v_center` and `h_center` attributes
    which are `LinearSymbolic` instances.

    """
    __metaclass__ = ABCMeta

