fix: Correctly symlink python3 to python (#18)

* Use `"${which_python::-1}"` to correctly grab the version.
* Use full version of flag names.

Author: matthewfeickert

install_python.sh

@@ -85,17 +85,17 @@ function symlink_python_to_python3 {
     which_pip="$(command -v pip3)"
 
     # symlink python to python3
-    printf "\n### ln -s -f %s %s\n" "${which_python}" "${which_python::-3}"
-    ln -s -f "${which_python}" "${which_python::-3}"
+    printf "\n### ln --symbolic --force %s %s\n" "${which_python}" "${which_python::-1}"
+    ln --symbolic --force "${which_python}" "${which_python::-1}"
 
     # symlink pip to pip3 if no pip exists or it is a different version than pip3
     if [[ -n "$(command -v pip)" ]]; then
         if [[ "$(pip --version)" = "$(pip3 --version)" ]]; then
             return 0
         fi
     fi
-    printf "\n### ln -s -f %s %s\n" "${which_pip}" "${which_pip::-1}"
-    ln -s -f "${which_pip}" "${which_pip::-1}"
+    printf "\n### ln --symbolic --force %s %s\n" "${which_pip}" "${which_pip::-1}"
+    ln --symbolic --force "${which_pip}" "${which_pip::-1}"
     return 0
 }