Pre-release Private Student

__author__ = "Botha"

student_voted = []
candidate_vote = []
student_numbers = 0

def get_candidates():
    global candidate_vote
    username = "admin"
    password = "d@G"
    if (input("Please enter your user name")) == username:
        if (input("Please enter your password:  ")) == password:
            can_one = input("Please enter the name of candidate:  ")
            can_two = input("Please enter the name of candidate:  ")
            can_three = input("Please enter the name of candidate:  ")
        else:
            print("Incorrect Password")
            get_candidates()
    else:
        print("Incorrect Username")
        get_candidates()
    candidate_vote = [[can_one, 0], [can_two, 0], [can_three, 0]]

def order(can):
    if (can[0][1] >= can[1][1]) and (can[0][1] >= can[2][1]):
        print("%s \t %s" % (can[0][0], can[0][1]))
        if can[1][1] >= can[2][1]:
            print("%s \t %s" % (can[1][0], can[1][1]))
            print("%s \t %s" % (can[2][0], can[2][1]))
        else:
            print("%s \t %s" % (can[2][0], can[2][1]))
            print("%s \t %s" % (can[1][0], can[1][1]))
    elif (can[1][1] >= can[0][1]) and (can[1][1] >= can[2][1]):
        print("%s \t %s" % (can[1][0], can[1][1]))
        if can[0][1] >= can[2][1]:
            print("%s \t %s" % (can[0][0], can[0][1]))
            print("%s \t %s" % (can[2][0], can[2][1]))
        else:
            print("%s \t %s" % (can[2][0], can[2][1]))
            print("%s \t %s" % (can[0][0], can[0][1]))
    else:
        print("%s \t %s" % (can[2][0], can[2][1]))
        if can[0][1] >= can[1][1]:
            print("%s \t %s" % (can[0][0], can[0][1]))
            print("%s \t %s" % (can[1][0], can[1][1]))
        else:
            print("%s \t %s" % (can[1][0], can[1][1]))
            print("%s \t %s" % (can[0][0], can[0][1]))

def percentages(can):
    global student_numbers
    if (can[0][1] >= can[1][1]) and (can[0][1] >= can[2][1]):
        print("%s \t %s" % (can[0][0], (can[0][1]/student_numbers)*100))
        if can[1][1] >= can[2][1]:
            print("%s \t %s" % (can[1][0], (can[1][1]/student_numbers)*100))
            print("%s \t %s" % (can[2][0], (can[2][1]/student_numbers)*100))
        else:
            print("%s \t %s" % (can[2][0], (can[2][1]/student_numbers)*100))
            print("%s \t %s" % (can[1][0], (can[1][1]/student_numbers)*100))
    elif (can[1][1] >= can[0][1]) and (can[1][1] >= can[2][1])
        print("%s \t %s" % (can[1][0], (can[1][1]/student_numbers)*100))
        if can[0][1] >= can[2][1]:
            print("%s \t %s" % (can[0][0], (can[0][1]/student_numbers)*100))
            print("%s \t %s" % (can[2][0], (can[2][1]/student_numbers)*100))
        else:
            print("%s \t %s" % (can[2][0], (can[2][1]/student_numbers)*100))
            print("%s \t %s" % (can[0][0], (can[0][1]/student_numbers)*100))
    else:
        print("%s \t %s" % (can[2][0], (can[2][1]/student_numbers)*100))
        if can[0][1] >= can[1][1]:
            print("%s \t %s" % (can[0][0], (can[0][1]/student_numbers)*100))
            print("%s \t %s" % (can[1][0], (can[1][1]/student_numbers)*100))
        else:
            print("%s \t %s" % (can[1][0], (can[1][1]/student_numbers)*100))
            print("%s \t %s" % (can[0][0], (can[0][1]/student_numbers)*100))

def close(can, student_numbers):
    order(can)
    percentages(can)
    print("The number of students that have voted is:  ", student_numbers)


def get_vote():
    global candidate_vote, student_numbers
    student_numbers += 1
    can = candidate_vote
    print("Please choose a candidate to vote for:")
    print("1. \t %s" % can[0][0])
    print("2. \t %s" % can[1][0])
    print("3. \t %s" % can[2][0])
    vote = input()
    if vote == '00000':
        close(can, student_numbers)
    elif vote == '1':
        can[0][1] += 1
        get_vote()

    elif vote == '2':
        can[1][1] += 1
        get_vote()
    elif vote == '3':
        can[2][1] += 1
        get_vote()
    else:
        print("Invalid selection")
        get_vote()



def validate_code(Code):
    global student_voted
    if (int(Code[0]) + int(Code[1])) - (int(Code[2]) + int(Code[3])) == int(Code[4]):
        for i in student_voted:
            if i == Code:
                print("You have already voted!")
                get_vote()
        student_voted.append(Code)
        return True

can_list = get_candidates()
print("Please enter your student code:")
code = input()
if validate_code(code):
    get_vote()