这是python版本:
pip3 install ruamel
我想安装ruamel:
(venvpython3) d3alg@ubuntu-59:/$ python
Python 3.6.5 (default, Apr 1 2018, 05:46:30)
[GCC 7.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> exit()
(venvpython3) d3alg@ubuntu-59:/$ pip3 install ruamel
Collecting ruamel
Could not find a version that satisfies the requirement ruamel (from versions: )
No matching distribution found for ruamel
但我无法安装它:
{{1}}
我做错了什么?