Anaconda pip install mpyc Error pip-script.py is not present

[Anldra12]

I want o to install mpyc package using anaconda command prompt CMD. but it returns this error, How to address to solve such an issue.
Error 'D:\Ananconda3\Scripts\pip-script.py' is not present.
(base) C:\Users\dell>pip install mpyc
Script file 'D:\Ananconda3\Scripts\pip-script.py' is not present.