old_contents: # Local application modules
  from growth_calculator import GrowthCalculator
  
  
  class TestGrowthCalculator:
      def setup(self):
          self.growth_calculator = GrowthCalculator()
  
      def teardown(self):
          del(self.growth_calculator)
  
      def test_growth_calculator_1(self):
          # Create a GrowthCalculator object and populate with parameters
          growth = GrowthCalculator()
          growth.a = 0.02
          growth.b = 0.1
          growth.c = 1.0
          growth.d = 0.075
          growth.predators = 5
          growth.prey = 10
          growth.iterations = 5
          growth.dt = 0.02
  
          # Define the expected results
          expected_results = {
              'prey': [
                  9.9047084,
                  9.810826891605023,
                  9.718343504557055,
                  9.627245889460662,
                  9.537521345656497,
              ],
              'predator': [
                  4.9747043,
                  4.94883441612808,
                  4.922411023677906,
                  4.895454666361016,
                  4.867985738110833,
              ],
          }
  
          # Calculate the population growths and compare to the expected results
          actual_results = growth.calculate()
          assert(actual_results == expected_results)
  
new_contents: # Local application modules
  from growth_calculator import GrowthCalculator
  
  
  class TestGrowthCalculator:
      def setup(self):
          self.growth_calculator = GrowthCalculator()
  
      def teardown(self):
          del(self.growth_calculator)
  
      def test_growth_calculator_1(self):
          self.growth_calculator.a = 0.02
          self.growth_calculator.b = 0.1
          self.growth_calculator.c = 1.0
          self.growth_calculator.d = 0.075
          self.growth_calculator.predators = 5
          self.growth_calculator.prey = 10
          self.growth_calculator.iterations = 5
          self.growth_calculator.dt = 0.02
  
          # Define the expected results
          expected_results = {
              'prey': [
                  9.9047084,
                  9.810826891605023,
                  9.718343504557055,
                  9.627245889460662,
                  9.537521345656497,
              ],
              'predator': [
                  4.9747043,
                  4.94883441612808,
                  4.922411023677906,
                  4.895454666361016,
                  4.867985738110833,
              ],
          }
  
          # Calculate the population growths and compare to the expected results
          actual_results = self.growth_calculator.calculate()
          assert(actual_results == expected_results)
  
subject: Fix test_growth_calculator_1