Amer Mahyoub - CSPT12 - Intro_Python-I

src/00_hello.py

@@ -1 +1,3 @@
-# Print "Hello, world!" to your terminal
+# Print "Hello, world!" to your terminal
+
+print("Hello, world!!!")

src/01_bignum.py

@@ -1,4 +1,6 @@
 # Print out 2 to the 65536 power
 # (try doing the same thing in the JS console and see what it outputs)
 
-# YOUR CODE HERE
+# YOUR CODE HERE
+
+print(2**65536)

src/02_datatypes.py

@@ -14,8 +14,9 @@
 # Write a print statement that combines x + y into the integer value 12
 
 # YOUR CODE HERE
-
+print(x + int(y))
 
 # Write a print statement that combines x + y into the string value 57
 
-# YOUR CODE HERE
+# YOUR CODE HERE
+print(str(x) + y)

src/03_modules.py

@@ -9,23 +9,24 @@
 # See docs for the sys module: https://docs.python.org/3.7/library/sys.html
 
 # Print out the command line arguments in sys.argv, one per line:
-# YOUR CODE HERE
+for x in range(len(sys.argv)):
+    print(sys.argv[x])
 
 # Print out the OS platform you're using:
-# YOUR CODE HERE
+print(sys.platform)
 
 # Print out the version of Python you're using:
-# YOUR CODE HERE
+print(sys.version)
 
 
 import os
 # See the docs for the OS module: https://docs.python.org/3.7/library/os.html
 
 # Print the current process ID
-# YOUR CODE HERE
+print(os.getppid())
 
 # Print the current working directory (cwd):
-# YOUR CODE HERE
+print(os.getcwd())
 
 # Print out your machine's login name
-# YOUR CODE HERE
+print(os.getlogin())

src/04_printing.py

@@ -8,10 +8,15 @@
 y = 2.24552
 z = "I like turtles!"
 
+print('x is ' + str(x), ' y is ' + str(y), ' z is ' + z, sep=',')
 # Using the printf operator (%), print the following feeding in the values of x,
 # y, and z:
 # x is 10, y is 2.25, z is "I like turtles!"
+print('x is % 1d, y is % 2d, z is "% s"' %(x, y, z))
 
 # Use the 'format' string method to print the same thing
 
-# Finally, print the same thing using an f-string
+print('x is {}, y is {}, z is "{}"'.format(x, y, z))
+
+# Finally, print the same thing using an f-string
+print(f'x is {x}, y is {y}, z is "{z}"')

src/05_lists.py

@@ -7,23 +7,25 @@
 # For the following, DO NOT USE AN ASSIGNMENT (=).
 
 # Change x so that it is [1, 2, 3, 4]
-# YOUR CODE HERE
+x.append(4)
 print(x)
 
 # Using y, change x so that it is [1, 2, 3, 4, 8, 9, 10]
-# YOUR CODE HERE
+for i in y:
+    x.append(i)
 print(x)
 
 # Change x so that it is [1, 2, 3, 4, 9, 10]
-# YOUR CODE HERE
+x.remove(8)
 print(x)
 
 # Change x so that it is [1, 2, 3, 4, 9, 99, 10]
-# YOUR CODE HERE
+x.insert(-1, 99)
 print(x)
 
 # Print the length of list x
-# YOUR CODE HERE
+print(len(x))
 
 # Print all the values in x multiplied by 1000
-# YOUR CODE HERE
+for i in x:
+    print(i * 1000)

src/06_tuples.py

@@ -34,11 +34,14 @@ def dist(a, b):
 
 # Write a function `print_tuple` that prints all the values in a tuple
 
-# YOUR CODE HERE
+def print_tuple(data):
+    for i in range(1, len(data)):
+        print(data[i])
+
 
 t = (1, 2, 5, 7, 99)
 print_tuple(t)  # Prints 1 2 5 7 99, one per line
 
 # Declare a tuple of 1 element then print it
 u = (1)  # What needs to be added to make this work?
-print_tuple(u)
+print_tuple(u)  #1 element tuple in python requires a comma

src/07_slices.py

@@ -12,26 +12,26 @@
 a = [2, 4, 1, 7, 9, 6]
 
 # Output the second element: 4:
-print()
+print(a[1])
 
 # Output the second-to-last element: 9
-print()
+print(a[-2])
 
 # Output the last three elements in the array: [7, 9, 6]
-print()
+print(a[-3:])
 
 # Output the two middle elements in the array: [1, 7]
-print()
+print(a[2:4])
 
 # Output every element except the first one: [4, 1, 7, 9, 6]
-print()
+print(a[1:])
 
 # Output every element except the last one: [2, 4, 1, 7, 9]
-print()
+print(a[:-1])
 
 # For string s...
 
 s = "Hello, world!"
 
 # Output just the 8th-12th characters: "world"
-print()
+print(s[7: 12])

src/08_comprehensions.py

@@ -11,13 +11,16 @@
 # Write a list comprehension to produce the array [1, 2, 3, 4, 5]
 
 y = []
-
+for i in range(1,6):
+    y.append(i)
 print (y)
 
 # Write a list comprehension to produce the cubes of the numbers 0-9:
 # [0, 1, 8, 27, 64, 125, 216, 343, 512, 729]
 
 y = []
+for i in range(10):
+    y.append(i)
 
 print(y)
 
@@ -27,15 +30,19 @@
 a = ["foo", "bar", "baz"]
 
 y = []
+for i in a:
+    y.append(i.upper())
 
 print(y)
 
 # Use a list comprehension to create a list containing only the _even_ elements
 # the user entered into list x.
 
 x = input("Enter comma-separated numbers: ").split(',')
-
 # What do you need between the square brackets to make it work?
 y = []
+for i in x:
+    if i % 2 == 0:
+        y.append(i)
 
-print(y)
+print(y)

src/09_dictionaries.py

@@ -34,14 +34,24 @@
 ]
 
 # Add a new waypoint to the list
-# YOUR CODE HERE
+waypoints.append({
+    "lat": 22,
+    "lon": -166,
+    "name": "a different place"
+})
+
+print(waypoints)
 
 # Modify the dictionary with name "a place" such that its longitude
 # value is -130 and change its name to "not a real place"
 # Note: It's okay to access the dictionary using bracket notation on the
 # waypoints list.
 
-# YOUR CODE HERE
+waypoints[0]['lon'] = -130
+waypoints[0]['name'] = "not a real place"
+
+print(waypoints)
 
 # Write a loop that prints out all the field values for all the waypoints
-# YOUR CODE HERE
+for i in waypoints:
+    print(i)

src/10_functions.py

@@ -1,12 +1,16 @@
 # Write a function is_even that will return true if the passed-in number is even.
 
-# YOUR CODE HERE
+def is_even(x):
+    if x % 2 == 0:
+        return True
+    else:
+        return False
 
 # Read a number from the keyboard
 num = input("Enter a number: ")
 num = int(num)
 
 # Print out "Even!" if the number is even. Otherwise print "Odd"
 
-# YOUR CODE HERE
+print(is_even(num))
 

src/11_args.py

@@ -4,15 +4,21 @@
 # Write a function f1 that takes two integer positional arguments and returns
 # the sum. This is what you'd consider to be a regular, normal function.
 
-# YOUR CODE HERE
+def f1(num1, num2):
+    return num1 + num2
+
 
 print(f1(1, 2))
 
 # Write a function f2 that takes any number of integer arguments and returns the
 # sum.
 # Note: Google for "python arbitrary arguments" and look for "*args"
 
-# YOUR CODE HERE
+def f2(*num):
+    total = 0
+    for i in num:
+        total += i
+    return total
 
 print(f2(1))                    # Should print 1
 print(f2(1, 3))                 # Should print 4
@@ -22,14 +28,21 @@
 a = [7, 6, 5, 4]
 
 # How do you have to modify the f2 call below to make this work?
+def f2(num):
+    total = 0
+    for i in num:
+        total += i
+    return total
+
 print(f2(a))    # Should print 22
 
 # Write a function f3 that accepts either one or two arguments. If one argument,
 # it returns that value plus 1. If two arguments, it returns the sum of the
 # arguments.
 # Note: Google "python default arguments" for a hint.
 
-# YOUR CODE HERE
+def f3(num1, num2=1):
+    return num1 + num2
 
 print(f3(1, 2))  # Should print 3
 print(f3(8))     # Should print 9
@@ -43,7 +56,9 @@
 #
 # Note: Google "python keyword arguments".
 
-# YOUR CODE HERE
+def f4(**kwargs):
+    for key in kwargs:
+        print(f"key: {key}, value: {kwargs[key]}")
 
 # Should print
 # key: a, value: 12
@@ -62,4 +77,7 @@
 }
 
 # How do you have to modify the f4 call below to make this work?
+def f4(kwargs):
+    for key in kwargs:
+        print(f"key: {key}, value: {kwargs[key]}")
 f4(d)