You can make clean to change install method

make venv
. venv/bin/activate
make install

See Makefile

make {pacman|emerge}
make venv-system

• ./run to from anywhere without cd within venv
• ./run --help to see implemented flags
• ./run --group to sum resources of processes with the same name
• ./run --group --pid <pid> --memtype rss to see which libs of this process eating more RAM
• ./forest [--with_libs] [--procs] for max details in CLI

• make pcpu for top CPU consumers
• make pmem for top Memory consumers

For more see Makefile recipes