Week-4

1-Random Password.py

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+import tkinter
+
+import random
+
+frame1 = tkinter.Tk() 
+def random_password():
+    special_characters = [random.randint(33, 47) for i in range(2)]
+    nummers = [random.randint(48, 57) for i in range(2)]          
+    hoofdletters = [random.randint(65, 90) for i in range(2)]        
+    kleineletters = [random.randint(97, 122) for i in range(4)]             
+    generated = []
+
+    generated.extend(special_characters)
+    generated.extend(nummers)
+    generated.extend(hoofdletters)
+    generated.extend(kleineletters)
+
+    password = ''                                                       
+    for i in range(10):
+        password += chr(generated[i])
+
+    password_label = tkinter.Label(frame1, text=password, fg="yellow", bg="blue", font="Arial 18")
+    password_label.pack(fill=tkinter.X)
+
+def generator():
+    frame = tkinter.Tk() 
+    frame.title("Random Password Maker") 
+    frame.geometry('600x300')
+    frame.columnconfigure(0, weight=1)
+
+    # frame_Label
+    label = tkinter.Label(frame, text="The password generator is ready for you!", font=("Arial", "12", "bold"))
+    label.pack()
+
+    # acceptance_criteria_Label
+    criteria_label = tkinter.Label(frame, text="""Password length must be 10 characters long. 
+    It must contain at least 2 upper case letter, 2 digits and 2 special symbols.""")
+    criteria_label.pack()
+
+    # password_button
+    button = tkinter.Button(frame, text="Generate a password", fg="green", font=("Arial", "12", "bold"), 
+                            command=random_password)
+    button.pack(padx=150, pady=50)
+    frame.mainloop()    
+
+if __name__ == '__main__': 
+    generator()

2-The Least Common Multiple.py

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+# 2 - The Least Common Multiple
+
+# As a user, I want to use a program which can calculate the least common multiple (L.C.M.) of four numbers. So that I can find the least common multiple (L.C.M.) of my inputs.
+
+# Acceptance Criteria:
+
+#     Ask user to enter the four numbers.
+#     Use try/except blocks to verify input entries and warn the user for Nan or non numerical inputs.
+#     Calculate the least common multiple (L.C.M.) of four numbers
+#     Use gcd function in module of math
+
+import math
+ebob = math.gcd
+
+
+numbers = []                                      
+ebob_list = []  
+while True: 
+    try: 
+        number = input("Enter four numbers with spaces between them: ").strip(" ").split()
+        for i in range(4):
+            numbers.append(int(number[i])) 
+        break
+    except:
+        print("Please enter only valid numbers!") 
+
+ebob_list.append(ebob(numbers[0], numbers[1]))
+ebob_list.append(ebob(numbers[2], numbers[3]))
+
+ekok_list = [] 
+n = 0
+for i in range(2):
+    i += i
+    carpim = numbers[i] * numbers[i + 1]
+    ekok_list.append(int(carpim / ebob_list[n]))
+    n += 1
+ebob_list2 = ebob(ekok_list[0], ekok_list[1])
+ekok_result = ekok_list[0] * ekok_list[1]
+result = ekok_result / ebob_list2                      # sonucta istenen okek i result a atatim.
+print("The Least Common Multiple of {},{},{},and {} is ---{}---"
+      .format(numbers[0], numbers[1], numbers[2], numbers[3], int(result)))

3- Number Guessing Game.py

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+# 3- Number Guessing Game
+
+# As a player, I want to play a game which I can guess a number the computer chooses in the range I chose. So that I can try to find the correct number which was selected by computer.
+
+# Acceptance Criteria:
+
+#     Computer must randomly pick an integer from user selected a range, i.e., from A to B, where A and B belong to Integer.
+#     Your program should prompt the user for guesses
+#     if the user guesses incorrectly, it should print whether the guess is too high or too low.
+#     If the user guesses correctly, the program should print total time and total number of guesses.
+#     You must import some required modules or packages
+#     You can assume that the user will enter valid input.
+
+import random
+import time
+
+
+minimum = int(input("Please enter the minimum number: "))
+maximum = int(input("Please enter the maximum number: "))
+target = random.randint(minimum, maximum)
+
+print("The computer has the number chosen.")
+
+n = 1  
+
+time1 = time.time()
+while True:
+    predict = int(input("Your guess: "))
+    if predict == target:
+        print("Congratulations!")
+        break                                                
+    elif predict > target:  
+        print("Please try a smaller number: ")
+        n += 1
+    elif predict < target:
+        print("Please try a bigger number: ")
+        n += 1
+    continue  
+time2 = time.time() 
+duration = float(time2 - time1)
+
+print("Elapsed time: {} seconds". format(duration))
+print("Number of tries: {}". format(n))

4- Mis Calculator.py

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+# As a user, I want to use a program which can calculate basic mathematical operations. So that I can add, subtract, multiply or divide my inputs.
+
+# Acceptance Criteria:
+
+#     The calculator must support the Addition, Subtraction, Multiplication and Division operations.
+#     Define four functions in four files for each of them, with two float numbers as parameters.
+#     To calculate the answer, use math.ceil()  and get the next integer value greater than the result
+#     Create a menu using the print command with the respective options and take an input choice from the user.
+#     Using if/elif statements for cases and call the appropriate functions.
+#     Use try/except blocks to verify input entries and warn the user for incorrect inputs.
+#     Ask user if calculate numbers again. To implement this, take the input from user Y or N.
+
+
+import math
+from addition import Addition
+from subtraction import Subtraction
+from multiplication import Multiplication
+from division import Division
+afronden = math.ceil
+
+
+def num_input():
+    while True:
+        try:
+            number = float(input("Please enter a float number: "))
+            break
+        except ValueError:
+            print("""Please enter a valid float number using "." """)
+    return number
+
+
+def operant():
+    while True:
+        try:
+            symbol = input("Please enter a mathematical operator symbol (+,-,*,/): ")
+            if symbol != '+' and symbol != '-' and symbol != '*' and symbol != '/':
+                raise ValueError
+            break
+        except ValueError:
+            print("Please enter a valid mathematical operator!")
+
+    return symbol
+
+
+def yes_no():
+    while True:
+        try:
+            letter = input("Would you like to make another calculation (Y,N): ")
+            if letter != 'Y' and letter != 'y' and letter != 'N' and letter != 'n':
+                raise ValueError
+            break
+        except ValueError:
+            print("Oops!  That was no valid symbol.  Try again...")
+
+    return letter
+
+
+while True:
+
+    symbol = operant()
+
+    if symbol == '+':
+        print("Result: " + str(afronden(Addition(num_input(), num_input()))))
+    elif symbol == '-':
+        print("Result: " + str(afronden(Subtraction(num_input(), num_input()))))
+    elif symbol == '*':
+        print("Result: " + str(afronden(Multiplication(num_input(), num_input()))))
+    elif symbol == '/':
+        print("Result: " + str(afronden(Division(num_input(), num_input()))))
+
+    antwoord = yes_no()
+    if antwoord == 'N' or antwoord == 'n':
+        break

addition.py

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+def Addition(x,y):
+   return x+y 

division.py

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+def Division(x,y):
+    try:
+        return x/y
+    except ZeroDivisionError:
+        return "Numbers can not divided by 0"

multiplication.py

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+def Multiplication(x,y):
+    return x*y

subtraction.py

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+def Subtraction(x,y):
+    return x-y