saving progress on implementing abstracted methods

This commit is contained in:
2022-07-06 13:54:21 -05:00
parent ebb249f595
commit f684cacb2f
+17 -11
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@@ -36,23 +36,24 @@ class Vehicle(ABC):
# https://www.geeksforgeeks.org/inheritance-and-composition-in-python/
@abstractmethod
def __init__(self, gpsPosition, velocity, weight, velocityType, weightType):
def __init__(self, _gpsPosition, _velocity, _weight, _velocityType, _weightType, _status):
self.vehicleObject = Fleet()
self.gpsPosition = [0,0]
self.velocity = 0
self.velocityType = "kph"
self.weightType = "kg"
self.weight = 0
self.gpsPosition = _gpsPosition
self.velocity = _velocity
self.velocityType = _weight
self.weightType = _velocityType
self.weight = _weightType
self.status = _status
class GroundVehicleInterface(ABC):
'''Resource on Python interfaces. This is duck typed. https://realpython.com/python-interface/ Interfaces make a contract that a method must be implemented if an interface is inherited and allows differing implementations of the same method.'''
@abstractmethod
def travel(self):
Vehicle.velocity = self.moveGroundVehicle
print("Traveling")
class GroundVehicle(Vehicle, GroundVehicleInterface):
@abstractmethod
def __init__(self, volume):
# default value set to true. Many ground vehicles will have trailers or train cars. Modified as needed
@@ -82,17 +83,22 @@ Train1 = Train(20, 2)
Train1.displayCarCount()
Train1.displayLocomotiveCount()
# At this point, my code should print out the values from the car count and the locomotive count. Further demonstration of abstract and concrete classes to follow
# At this point, my code should print out the values from the car count and the locomotive count. Further demonstration of abstract and concrete classes to follow.
class semi_Truck(GroundVehicle):
class semi_Truck(RoadVehicle):
def __init__(self, _noOfTrailersAttached):
self.noOfTrailersAttached = _noOfTrailersAttached
super().travel(Vehicle.status)
# Don't modify passed in values unless absolutely necessary
def displayNoOfTrailersAttached(self):
print(self.noOfTrailersAttached)
def travel(self):
print("Currently unloading")
print(Vehicle.status)
Semi_Truck1 = semi_Truck(f"This truck has {2} trailers attached.")
# Remember to be careful to check that you are running the method on an instance of the class, not on the class definition.
Semi_Truck1.displayNoOfTrailersAttached()
Semi_Truck1.displayNoOfTrailersAttached()
# Next - implement abstracted methods and constructor classes. Demonstrate use of super if Python supports it.