in a_func a_var = 15 in a_func b_var = 115 in a_func d_var = 30 in a_func e_var = 25 a_var = 10 b_var = 15 c_var = 125 Traceback (most recent call last): File "varfunc.py", line 20, in print("d_var = ", d_var) NameError: name 'd_var' is not defined