I tried with DavidD003 solution https://stackoverflow.com/a/66932922/11753330 and it worked also with conda command: conda install -c ... ... <看更多>

conda -forge as the channel for matplotlib. conda install -c conda-forge matplotlib. Sign up for free to join this conversation on GitHub. ... <看更多>

Installation of Python, Spyder, Numpy, Sympy, Scipy, Pytest, Matplotlib via Anaconda (2021) · Introduction · What is what: Python, Python packages ... ... <看更多>

You won't be able to install matplotlib though. I'm not sure where the fault is. If you restrict packages to the conda-forge channel ( conda ... ... <看更多>