Cspt1 alexis sc intro python

Pipfile

@@ -0,0 +1,11 @@
+[[source]]
+url = "https://pypi.org/simple"
+verify_ssl = true
+name = "pypi"
+
+[packages]
+
+[dev-packages]
+
+[requires]
+python_version = "3.7"

src/cityreader.py

@@ -1,5 +1,12 @@
 # Create a class to hold a city location. Call the class "City". It should have
 # fields for name, latitude, and longitude.
+import csv
+
+class City:
+    def __init__( self, name, lat, lon ):
+        self.name = name
+        self.lat = lat
+        self.lon = lon
 
 # TODO
 
@@ -18,10 +25,24 @@
 
 cities = []
 
+with open('cities.csv') as csvfile:
+    csvCityData = csv.reader(csvfile, delimiter=',')
+    next(csvCityData)
+    for data in csvCityData:
+        # print(data[0], "city")
+        # print(data[3], "lat")
+        # print(data[4], "lon")
+        city = City(data[0], data[3], data[4])
+        cities.append(city) 
+
 # TODO
 
 # Print the list of cities (name, lat, lon), 1 record per line.
 
+# loop through list/ array usinf a for in 
+
+for i in cities:
+    print(f'City {i.name}, Lattitude {i.lat}, Longitude {i.lon}')
 # TODO
 
 # *** STRETCH GOAL! ***

src/comp.py

@@ -1,3 +1,5 @@
+import math
+
 class Human:
     def __init__(self, name, age):
         self.name = name
@@ -23,49 +25,55 @@ def __repr__(self):
 # whose name starts with 'D':
 
 print("Starts with D:")
-r = []  # TODO
+r = [ i.name for i in humans if i.name[0] == 'D' ]  # TODO
 print(r)
 
 # Write a list comprehension that creates a list of names of everyone
 # whose name ends in "e".
 
 print("Ends with e:")
-r = []  # TODO
+# Need to split the string. If i.name[:-2] is last two character, then i.name[-1 is last character of string?]
+r = [ i.name for i in humans if i.name[-1] == 'e' ]  # TODO
 print(r)
 
 # Write a list comprehension that creates a list of names of everyone
 # whose name starts with any letter between 'C' and 'G' inclusive.
 
 print("Starts between C and G, inclusive:")
-r = []  # TODO
+letters = ['C', 'D', 'E', 'F', 'G']
+r = [ i.name for i in humans if i.name[0] in letters ]  # TODO
 print(r)
 
 # Write a list comprehension that creates a list of all the ages plus 10.
 print("Ages plus 10:")
-r = []  # TODO
+r = [ i.age + 10 for i in humans ]  # TODO
 print(r)
 
 # Write a list comprehension that creates a list of strings which are the name
 # joined to the age with a hyphen, for example "David-31", for all humans.
 print("Name hyphen age:")
-r = []  # TODO
+r = [ '{0}-{1}'.format(i.name, i.age) for i in humans ]  # TODO
 print(r)
 
 # Write a list comprehension that creates a list of tuples containing name and
 # age, for example ("David", 31), for everyone between the ages of 27 and 32,
 # inclusive.
 print("Names and ages between 27 and 32:")
-r = []  # TODO
+ages = [27, 28, 29, 30, 31, 32]
+r = [ ( i.name, i.age ) for i in humans if i.age in ages ]  # TODO
 print(r)
 
 # Write a list comprehension that creates a list of new Humans like the old
 # list, except with all the names capitalized and the ages with 5 added to them.
 # The "humans" list should be unmodified.
+
+# Create new Humans class then?
+
 print("All names capitalized:")
-r = []  # TODO
+r = [ Human( i.name.upper(), i.age + 5 ) for i in humans ]  # TODO
 print(r)
 
 # Write a list comprehension that contains the square root of all the ages.
 print("Square root of ages:")
-r = []  # TODO
+r = [ math.sqrt(i.age) for i in humans ]  # TODO
 print(r)

src/oop1.py

@@ -17,3 +17,30 @@
 #     pass
 #
 # Put a comment noting which class is the base class
+
+class Vehicle:
+    pass
+
+class GroundVehicle(Vehicle):
+    pass
+
+class Car(GroundVehicle):
+    pass
+
+class Motorcycle(GroundVehicle):
+    pass
+
+
+
+# ---------------------------------------------------------
+
+
+
+class FlightVehicle:
+    pass
+
+class Airplane(FlightVehicle):
+    pass
+
+class Starship(FlightVehicle):
+    pass

src/oop2.py

@@ -1,12 +1,16 @@
 # To the GroundVehicle class, add method drive() that prints "vroooom".
+
 #
 # Also change it so the num_wheels defaults to 4 if not specified when the
 # object is constructed.
 
 class GroundVehicle():
-    def __init__(self, num_wheels):
+    def __init__(self, num_wheels = 4):
         self.num_wheels = num_wheels
 
+    def drive(self):
+        print("vroooooooooooooooooooooooooom")
+
     # TODO
 
 
@@ -19,6 +23,13 @@ def __init__(self, num_wheels):
 
 # TODO
 
+class Motorcycle(GroundVehicle):
+    def __init__( self, num_wheels = 2 ):
+        super().__init__( num_wheels )
+
+    def drive(self):
+        print("BRAAAAAP!!")
+
 vehicles = [
     GroundVehicle(),
     GroundVehicle(),
@@ -29,4 +40,7 @@ def __init__(self, num_wheels):
 
 # Go through the vehicles list and call drive() on each.
 
+for v in vehicles:
+    v.drive()
+
 # TODO