File "C:\Users\Administrator\PycharmProjects是什么情况？

File "C:\Users\Administrator\PycharmProjects\pythonProject\111.py", line 19, in t_2ask, modulated_2ask = modulate_2ask(binary_sequence) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\PycharmProjects\pythonProject\111.py", line 17, in modulate_2ask modulated_signal = baseband_signal np.sin(2 np.pi carrier_freq t) ~~~~^~~~~~~~~~ 产生报错是什么情况？