JupyterHub: softcode getsite.py.j2 + resolve merge conflicts

roles/jupyterhub/tasks/install.yml

@@ -59,16 +59,22 @@
     src: jupyterhub.service.j2
     dest: /etc/systemd/system/jupyterhub.service
 
-- name: Install script from template to fix the async bug in firseuseauthenticator
+- name: Install script from template, to fix the async bug in firseuseauthenticator
   template:
     src: patch_await.sh.j2
     dest: "{{ jupyterhub_venv }}/bin/patch_await.sh"
     mode: 0755
 
-- name: "Now run it: {{ jupyterhub_venv }}/bin/patch_await.sh"
+- name: Install {{ jupyterhub_venv }}/bin/getsite.py from template, to fetch the site_packages path
+  template:
+      src: getsite.py.j2
+      dest: "{{ jupyterhub_venv }}/bin/getsite.py"
+      mode: 0755
+
+- name: "Run the above two, via: {{ jupyterhub_venv }}/bin/patch_await.sh"
   command: "{{ jupyterhub_venv }}/bin/patch_await.sh"
 
-- name: Install script from template to turn off the warning about http insecurity
+- name: Install script from template, to turn off the warning about http insecurity
   template:
     src: patch-http-warning.sh.j2
     dest: "{{ jupyterhub_venv }}/bin/patch_http-warning.sh"

roles/jupyterhub/templates/getsite.py.j2

@@ -0,0 +1,7 @@
+#!{{ jupyterhub_venv }}/bin/python3
+
+import site
+
+for path in iter(site.getsitepackages()):
+    if path.find('site') != -1:
+        print(path)

roles/jupyterhub/templates/patch_await.sh.j2

@@ -1,10 +1,9 @@
 #!/bin/bash -x
 # add await to asyncio change password function
 
-# SITE_PACKAGES=$({{ jupyterhub_venv }}/bin/python -m site | grep -v exist | grep site)
-# SITE_PACKAGES=${SITE_PACKAGES:5:-2}
+# SITE_PACKAGES=$({{ jupyterhub_venv }}/bin/python -m site | grep {{ jupyterhub_venv }} | grep /site-packages | cut -d\' -f2)
 
-SITE_PACKAGES=$({{ jupyterhub_venv }}/bin/python -m site | grep {{ jupyterhub_venv }} | grep /site-packages | cut -d\' -f2)
+SITE_PACKAGES=$({{ jupyterhub_venv }}/bin/getsite.py)
 file=$SITE_PACKAGES/firstuseauthenticator/firstuseauthenticator.py
 
 # file={{ jupyterhub_venv }}/lib/python{{ python_ver }}/site-packages/firstuseauthenticator/firstuseauthenticator.py