old_contents: """Basic sciunit capabilities"""
  import sciunit
  import random
  
  from cypy import memoize # Decorator for caching of capability method results.  
  
  class ProducesNumber(sciunit.Capability):
  	"""An example capability for producing some generic number."""
  
  	def produce_number(self):
  		raise NotImplementedError("Must implement produce_number.")
  
  class UniqueRandomNumberModel(sciunit.Model,ProducesNumber):
      """An example model to ProducesNumber."""
  
      def produce_random_number(self):
          """Each call to this method will produce a different random number."""
          return random.random()
  
  class RepeatedRandomNumberModel(sciunit.Model,ProducesNumber):
      """An example model to demonstrate ProducesNumber with cypy.lazy."""
  
      @memoize
      def produce_random_number(self):
          """Each call to this method will produce the same random number as
          was returned in the first call, ensuring reproducibility and
          eliminating computational overhead."""
          return random.random()
  
  
new_contents: """Basic sciunit capabilities"""
  import sciunit
  import random
  
  from cypy import memoize # Decorator for caching of capability method results.  
  
  class ProducesNumber(sciunit.Capability):
  	"""An example capability for producing some generic number."""
  
  	def produce_number(self):
  		raise NotImplementedError("Must implement produce_number.")
  
  class UniqueRandomNumberModel(sciunit.Model,ProducesNumber):
      """An example model to ProducesNumber."""
  
      def produce_number(self):
          """Each call to this method will produce a different random number."""
          return random.random()
  
  class RepeatedRandomNumberModel(sciunit.Model,ProducesNumber):
      """An example model to demonstrate ProducesNumber with cypy.lazy."""
  
      @memoize
      def produce_number(self):
          """Each call to this method will produce the same random number as
          was returned in the first call, ensuring reproducibility and
          eliminating computational overhead."""
          return random.random()
  
  
subject: Update capabilities.py