python program to print alphabet pattern ‘X’

result_str="";    
for row in range(0,7):    
    for column in range(0,7):     
        if (((column == 1 or column == 5) and (row > 4 or row < 2)) or row == column and column > 0 and column < 6 or (column == 2 and row == 4) or (column == 4 and row == 2)):  
            result_str=result_str+"*"    
        else:      
            result_str=result_str+" "    
    result_str=result_str+"\n"    
print(result_str);