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Using doctest

The doctest module provides a straightforward way to test your functions using examples included in docstrings. In this exercise, you'll have the opportunity to practice testing with the doctest module.

The doctest module has already been pre-loaded into your environment.

Diese Übung ist Teil des Kurses

Case Study: Building Software in Python

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Anleitung zur Übung

  • In the FinancialCalculator class, calculate the monthly interest, which is the quotient of the yearly interest and the number of months in a year (12).
  • Use the relevant function from the doctest module to test your function's example code.

Remember, doctest provides only an output if the code/docs are incorrect.

Interaktive Übung

Vervollständige den Beispielcode, um diese Übung erfolgreich abzuschließen.

class FinancialCalculator(BasicCalculator):
    def monthly_interest(self, annual_interest_rate):
      '''
      >>> monthly_interest(0.06)
      0.005
      '''
      # Calculate the quotient of the annual_interest_rate and 12 (the number of months in a year).
      return self.divide(____, ____)

# Run doctest
____
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