You can use the following steps to find the location of your Python site-packages directory:

1. Open your Python interpreter or terminal.
2. Import the site module by running import site.
3. Run site.getsitepackages() to get a list of all the directories that Python searches for packages.
4. The first directory in the list is the location of the system-wide site-packages directory. If you installed Python using a package manager or system installer, this directory will likely be owned by the root user and will require administrative privileges to modify. If you installed Python manually or using a user-level package manager like pip, the site-packages directory will likely be located in your home directory and will be writable by your user account.

Alternatively, you can use the following command in your terminal to directly print the location of your system-wide site-packages directory:

python -c "import site; print(site.getsitepackages()[0])"

This will print the path to the system-wide site-packages directory on your system.