Merge branch 'master' of https://github.com/ihf-code/python_twitch

Author: jacobwyke

session_03/answers/A1.py

@@ -1,6 +1,10 @@
 # A1 - Ask for the user's name, if they are called "Bob", print "Welcome Bob!"
 
+# Created variable name and assigned the input to it. 
+# Whatever the user enters as their name will be stored in the name variable.
 name = input("What is your name?\n")
 
+# Checking if the name the user has input is Bob. 
+# If it is, print "Welcome Bob!"
 if name == "Bob":
     print("Welcome Bob!")

session_03/answers/A2.py

@@ -1,6 +1,10 @@
 # A2 - Ask for the user's name, if they are not called "Alice", print "You're not Alice!"
 
+# Created variable name and assigned the input to it. 
+# Whatever the user enters as their name will be stored in the name variable.
 name = input("What is your name?\n")
 
+# Checking if the name the user has input is not Alice. 
+# If it is not Alice, print "You're not Alice!"
 if name != "Alice":
     print("You're not Alice!")

session_03/answers/A3.py

@@ -1,10 +1,16 @@
 # A3 - Ask the user for a password, if they enter the password "qwerty123", print "You have successfully logged in".
 # If they get it wrong, print "Password failure"
 
-password = "qwerty123"
+# Created variable name and assigned the input to it. 
+# Whatever the user enters as their password will be stored in the user_guess variable.
 user_guess = input("What is your password?\n")
+# Hardcoded password variable so we can compare this against the user_guess
+password = "qwerty123"
 
+# Checking if the password is the same as the user_guess. 
+# If it is the same, print "You have successfully logged in."
 if user_guess == password:
     print("You have successfully logged in.")
+# If it is not the same, print "Password failure."
 else:
     print("Password failure.")

session_03/answers/A4.py

@@ -1,8 +1,14 @@
 # A4 - Ask the user to enter a number, if the number is even, print "Even", otherwise print "Odd"
 
+# Created variable number and assigned the input to it.
+# As we will be performing some math on this input, we will need to cast it to an integer.
+# Whatever the user enters as their number will be stored in the number variable.
 number = int(input("Please enter a number to find out if it is even or odd:\n"))
 
+# Checking if the number is even, we do this by using the modulus to check if when divided by 2 the remainder is 0 
+# If it is the same, print(str(number) + " is Even") - as number is an integer, to concatenate, we have to cast to a string.
 if number % 2 == 0:
     print(str(number) + " is Even")
+# If it is not even, it must be odd so will print(str(number) + " is Odd"), again casting the number to a string.
 else:
     print(str(number) + " is Odd")

session_03/answers/A5.py

@@ -1,9 +1,15 @@
 # A5 - Ask the user for 2 different numbers, if the total of the two numbers is over 21, print "Bust" otherwise print "Safe"
 
+# Created variable number and assigned the input to it.
+# As we will be performing some math on this input, we will need to cast it to an integer.
+# Whatever the user enters as their number will be stored in the number_1 variable.
+# Repeated the above for number_2
 number_1 = int(input("Input a number:\n"))
 number_2 = int(input("Input another number:\n"))
 
+# Checking if when both number variables are added together are over 21, print("Bust.")
 if number_1 + number_2 > 21:
     print("Bust.")
+# if when both number variables are added together are under 21, print("Safe.")
 else:
     print("Safe.")

session_04/answers/B10.py

@@ -1,4 +1,4 @@
-# D5 - FizzBuzz – Write a program that prints the numbers from 1 to 100.
+# B10 - FizzBuzz – Write a program that prints the numbers from 1 to 100.
 # For multiples of three, print “Fizz” instead of the number and for multiples of five, print “Buzz”.
 # For numbers which are multiples of both three and five, print “FizzBuzz”
 

session_05/answers/A5.py renamed to session_05/answers/A11.py

@@ -1,4 +1,4 @@
-# A5 - Rock, Paper, Scissors - Create a simple rock, paper, scissors game which is run against computer.
+# A11 - Rock, Paper, Scissors - Create a simple rock, paper, scissors game which is run against computer.
 
 import random
 

session_06/slides/session_6.md

@@ -197,7 +197,7 @@ while times_in_loop <= 10:
 x = 1
 while x <= 100:
     print(x)
-    times_in_loop = times_in_loop + 1
+    x = x + 1
 
 for y in range(1, 101):
     print(y)

session_08/answers/A2.py

@@ -1,5 +1,16 @@
 # A2 - Read the file 'austen.txt' and print the amount of lines in the file
+
+#Option 1
 total = 0
 for x in open("austen.txt"):
     total += 1
+
 print(total)
+
+#Option 2 
+f = open("austen.txt", "r")
+count = 0
+for x in f:
+  count += 1
+
+print(count)

session_08/answers/A3.py

@@ -1,5 +1,17 @@
 # A3 - Each line of the file 'numbers.txt' contains a number, write a script to add up all the values in the file
+
+#Option 1
 total = 0
 for x in open("numbers.txt"):
     total += int(x)
+
 print(total)
+
+#Option 2
+f = open("numbers.txt", "r")
+sum = 0 
+for x in f:
+  x = int(x)
+  sum += x
+
+print(sum)