text: # coding: utf-8
  import dataclasses
  
  import typing
  
  DEFAULT_INSTRUCTOR_COEFF = 2.0
  
  
  @dataclasses.dataclass
  class KnowledgeDescription:
      id: str
      name: str
      ap_required: int
      instructor_coeff: float
      abilities: typing.List[str]
      requires: typing.List[str]
  