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67 lines
2.0 KiB
67 lines
2.0 KiB
# python 3 oop - chapter 3 case study
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# simple real estate application
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class Property:
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def __init__(self, square_feet='', beds='', baths='', **kwargs):
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super().__init__(**kwargs)
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self.square_feet = square_feet
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self.num_bedrooms = beds
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self.num_baths = baths
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def display(self):
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print("PROPERTY DETAILS")
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print("================")
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print("square footage: {}".format(self.square_feet))
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print("bedrooms: {}".format(self.num_bedrooms))
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print("bathrooms: {}".format(self.num_baths))
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print()
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@staticmethod # decorator form of the staticmethod constructor function
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def prompt_init():
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return dict(square_feet=input("Enter the square feet: "),
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beds=input("Enter number of bedrooms: "),
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baths=input("Enter number of baths: "))
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#prompt_init = staticmethod(prompt_init)
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class Apartment(Property):
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# class variables
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valid_laundries = ("coin", "ensuite", "none")
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valid_balconies = ("yes", "no", "solarium")
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def __init__(self, balcony="", laundry="", **kwargs):
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super().__init__(**kwargs)
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self.balcony = balcony
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self.laundry = laundry
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def display(self):
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super().display()
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print("APARTMENT DETAILS")
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print("laundry: %s" % self.laundry)
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print("has balcony: %s" % self.balcony)
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@staticmethod
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def prompt_init():
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parent_init = Property.prompt_init()
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laundry = get_valid_input("What laundry facilities does the property"
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"have?", Apartment.valid_laundries)
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balcony = get_valid_input("Does the property have a balcony?",
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Apartment.valid_balconies)
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parent_init.update({
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"laundry" : laundry,
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"balcony" : balcony
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})
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return parent_init
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def get_valid_input(input_string, valid_options):
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input_string += " ({}) ".format(", ".join(valid_options))
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response = ""
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while response.lower() not in valid_options:
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response = input(input_string)
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return response
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