To install mss_datasever clone the mss_dataserver Github repository, change into the directory containing the cloned source base directory (usually named mss_dataserver) and install it using pip. The source base directory it the directory containing

git clone
pip install ./mss_dataserver

To install the software in editable mode use the -e flag. This installs the software creating links to the source base directory.

pip install -e ./mss_dataserver