This will expose the command pylsp on your PATH. Confirm that installation succeeded by running pylsp --help. If the respective dependencies are found, the following ...

numpy or python-numpy (NumPy) libgfortran (Fortran library; if you install SciPy, it will be installed) pyside2, pyside, pyqt, python-qt5, python-qt4, PyQt5, or PyQt4 (Python bindings for Qt; may ...