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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def HasOutputClass(cls, name):
 """Determines if a specific output class is registered with the manager. Args: name (str):
 name of the output module. Returns: bool: True if the output class is registered. """

    if not isinstance(name, py2to3.STRING_TYPES):
      return False

    return name.lower() in cls._output_classes