我对 fxcm 包有一些问题,我需要安装 python-socketio 4.4.0。但是,pip 不能这个版本。
(base) C:\Users\murth>pip uninstall python-socketio
Found existing installation: python-socketio 5.0.4
Uninstalling python-socketio-5.0.4:
Would remove:
c:\users\murth\anaconda3\lib\site-packages\python_socketio-5.0.4.dist-info\*
c:\users\murth\anaconda3\lib\site-packages\socketio\*
Proceed (y/n)? y
Successfully uninstalled python-socketio-5.0.4
(base) C:\Users\mur>**pip install python-socketio 4.4.0**
Collecting python-socketio
Downloading python_socketio-5.0.4-py2.py3-none-any.whl (52 kB)
|████████████████████████████████| 52 kB 337 kB/s
ERROR: Could not find a version that satisfies the requirement 4.4.0 (from versions: none)
ERROR: No matching distribution found for 4.4.0
(base) C:\Users\mur>