def dump(var_name):
    var_value = eval(var_name)
    msg = "[+] {var_name} ==> {var_value}".format(var_name=var_name, var_value=var_value)
    print(msg)
        

if __name__ == '__main__':
    a = 1
    b = 'hello'
    c = [0, 1]

    dump('a')
    dump('b')
    dump('c')
   

# [+] a ==> 1
# [+] b ==> hello
# [+] c ==> [0, 1]