jupyter.md

@@ -122,7 +122,9 @@ systemctl start  JupyterLab.service
 systemctl status JupyterLab.service
 ```
 
-## Spätere Installation weiterer Python-Bibliotheken 
+## Spätere Installation weiterer Python-Bibliotheken
+
+### Neuinstallation
 
 ```
 ssh root@a73435
@@ -133,7 +135,46 @@ pip3 install xyz uvw abc
 deactivate
 #
 chown -R ipynb.ipynb /usr/local/share/JupyterLab
-systemctl restart  JupyterLab.service
+systemctl restart JupyterLab.service
+#
+exit
+```
+
+### Update eines bereits installierten Paketes
+
+```
+ssh root@a73435
+...
+cd /usr/local/share/JupyterLab
+source ./bin/activate
+pip3 install <package_name> --upgrade
+deactivate
+#
+chown -R ipynb.ipynb /usr/local/share/JupyterLab
+systemctl restart JupyterLab.service
+#
+exit
+
+```
+
+### Update sämtlicher installierter Pakete einschließlich »Jupyter Lab« selbst
+
+```
+ssh root@a73435
+...
+cd /usr/local/share/JupyterLab
+source ./bin/activate
+for i in $(pip3 list -o | awk 'NR > 2 {print $1}'); do pip3 install --upgrade $i; done
+deactivate
+#
+chown -R ipynb.ipynb /usr/local/share/JupyterLab
+systemctl restart JupyterLab.service
 #
 exit
+
 ```
+
+
+
+
+