C:\Users\Lenovo>pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pysimpleguiqt
出現(xiàn)下列信息：WARNING: You are using pip version 19.2.3, however version 20.2.4 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.
安裝qt時(shí)出現(xiàn)以上信息是怎么了？
安裝pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pysimpleguiw時(shí)
出現(xiàn)ERROR: Could not find a version that satisfies the requirement pysimpleguiw (from versions: none)
ERROR: No matching distribution found for pysimpleguiw
照課程安裝了20遍了，系統(tǒng)也重裝了！
Traceback (most recent call last):
File "C:\Users\admin\Desktop\1.py", line 1, in <module>
import pysimpleUGI as sg
ModuleNotFoundError: No module named 'pysimpleUGI'
[Finished in 0.1s]
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