add python approach to getting site_pachages path

roles/jupyterhub/tasks/install.yml

@@ -66,6 +66,12 @@
       dest: "{{ jupyterhub_venv }}/bin/patch_await.sh"
       mode: 0755
 
+- name: Transfer a python program to fetch the site_packages path
+  template:
+      src: getsite.py
+      dest: "{{ jupyterhub_venv }}/bin/getsite.py"
+      mode: 0755
+
 - name: Now run the installed script
   ansible.builtin.shell: "{{ jupyterhub_venv }}/bin/patch_await.sh"
       

roles/jupyterhub/templates/getsite.py

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

roles/jupyterhub/templates/patch_await.sh

@@ -1,8 +1,7 @@
 #!/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/getsite.py)
 cat $SITE_PACKAGES/firstuseauthenticator/firstuseauthenticator.py |grep 'await self.render'
 if [ $? -ne 0 ];then
    echo Updating file