old_contents: from .assignment_preprocessor import AssignmentPreprocessor
  from .assignment_writer import AssignmentWriter
  from .grading_preprocessor import Grader
  from .score import Score
  
  __all__ = ['AssignmentPreprocessor', 'AssignmentWriter', 'Grader', 'Score']
  
  
  from .nbgrader_extension import render_template_as
  
  
  def load_ipython_extension(ipython):
      mm = ipython.magics_manager
      mm.register_function(render_template_as, 'line')
  
new_contents: from .assignment_preprocessor import AssignmentPreprocessor
  from .assignment_writer import AssignmentWriter
  from .grading_preprocessor import Grader
  
  __all__ = ['AssignmentPreprocessor', 'AssignmentWriter', 'Grader']
  
  
  from .nbgrader_extension import render_template_as
  
  
  def load_ipython_extension(ipython):
      mm = ipython.magics_manager
      mm.register_function(render_template_as, 'line')
  
subject: Remove score from __init__.py, too