4char

'''
    Each word is 4 chars long
    First char = rand(['r', 'o', 'g', 'b', 'p', 'y'])
    Second char = rand(char(A-Z & 1-9 ! 0))
    Third char = rand(['r', 'o', 'g', 'b', 'p', 'y'])
    Fourth char = rand(char(A-Z & 1-9 ! 0))
'''
from os import system
from sys import exit

CHAR_KEY1 = ['r', 'o', 'g', 'b', 'b', 'p', 'y']
CHAR_KEY2 = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', "1", "2", "3", "4", "5", "6", "7", "8", "9", ]
TEMP_ARR = []

def main():
    for i in range(0, len(CHAR_KEY1)):
        builder = CHAR_KEY1[i]
        for x in range(0, len(CHAR_KEY2)):
            builder += CHAR_KEY2[x]
            for y in range(0, len(CHAR_KEY1)):
                builder += CHAR_KEY1[y]
                for z in range(0, len(CHAR_KEY2)):
                    builder += CHAR_KEY2[z]
                    builder += "\n"
                    TEMP_ARR.append(builder)
                    builder = builder[:-2]
                with open("key_dict.dat", 'a') as f:
                    for a in range(0, len(TEMP_ARR)):
                        f.write(TEMP_ARR[a])
                    TEMP_ARR.clear()
                builder = builder[:-1]
            builder = builder[:-1]

if __name__ == '__main__':
    system("cls")
    main()