major reorg

.ipython/extensions/neo4j_cypher_query.py

@@ -0,0 +1,27 @@
+from yfiles_jupyter_graphs_for_neo4j import Neo4jGraphWidget
+from neo4j import GraphDatabase
+from yfiles_jupyter_graphs import GraphWidget
+from IPython.core.magic import (register_line_magic,
+                                register_cell_magic)
+
+driver = GraphDatabase.driver(uri = "neo4j://localhost")
+
+def query_neo4j(cypher_query: str):
+    query_graph_result = driver.session().run(cypher_query).graph()
+    graph_widget = GraphWidget(overview_enabled=False, context_start_with='Data', graph = query_graph_result)
+    graph_widget.set_sidebar(enabled=False, start_with='Data')
+    display(graph_widget)
+    return graph_widget
+
+def cypher(line, cell_content):
+    print(line)
+    query_neo4j(cell_content)
+
+def load_ipython_extension(ipython):
+    """This function is called when the extension is
+    loaded. It accepts an IPython InteractiveShell
+    instance. We can register the magic with the
+    `register_magic_function` method of the shell
+    instance."""
+    ipython.register_magic_function(cypher, 'cell')
+

binder/apt.txt

@@ -4,4 +4,4 @@ curl
 wget
 net-tools
 lsof
-openjdk-11-jdk
+openjdk-21-jdk

binder/postBuild

@@ -4,18 +4,10 @@
 #          jupyter/jupyterlab extensions/kernels              #
 ###############################################################
 
-# echo "IPywidgets Jupyterlab"
-# jupyter labextension install @jupyter-widgets/jupyterlab-manager
-
-
-# # Table of contents Jupyter Lab Extension
-# echo "Table of contents Jupyter Lab extension install"
-# jupyter labextension install @jupyterlab/toc --no-build 
-
-
-# Building everything up
-echo "Building everything up (jupyter lab build)"
+# Building jupyter lab 
+echo "Building jupyter lab..."
 # jupyter lab build 
+echo "Finished building jupyter lab!"
 
 ###############################################################
 #             moving to a local installation folder           #
@@ -24,12 +16,12 @@ echo "Building everything up (jupyter lab build)"
 mkdir ~/resources/local
 cd    ~/resources/local
 
-
 ###############################################################
 #             neo4j installation commands                   #
 ###############################################################
+echo "Installing Neo4j..."
 
-export NEO4J_VERSION=3.5.8
+export NEO4J_VERSION=5.22.0
 echo "export NEO4J_VERSION=${NEO4J_VERSION}" >> ~/.bashrc
 echo "export NEO4J_VERSION=${NEO4J_VERSION}" >> ~/.profile
 
@@ -52,12 +44,14 @@ rm artifact.php?name=neo4j-community-${NEO4J_VERSION}-unix.tar.gz
 echo "export PATH=\$PATH:\$NEO4J_HOME/bin"  >> ~/.bashrc
 echo "export PATH=\$PATH:\$NEO4J_HOME/bin"  >> ~/.profile
 
+echo "Finished installing Neo4j!"
 
 
 
 ###############################################################
 #             vscode server installation                      #
 ###############################################################
+echo "Installing VScode..."
 
 cd    ~/resources/local
 
@@ -84,3 +78,5 @@ echo "export PATH=\$PATH:\$CODE_SERVER_HOME/bin"   >> ~/.profile
 
 source ~/.bashrc
 
+echo "Finished installing VScode!"
+

binder/requirements.txt

@@ -1,13 +1,12 @@
 # jupyter/jupyterlab extensions
 jupyter-server-proxy
 jupyter-vscode-proxy
-jupyterlab
+jupyterlab>=3,<4
 jupyterlab-rise
 ipywidgets
 
 # lab-related packages
 neo4j
-numpy
 pandas
 matplotlib
 plotly
@@ -18,4 +17,6 @@ igraph
 jgraph
 pprintpp
 yfiles_jupyter_graphs
-yfiles_jupyter_graphs_for_neo4j
+yfiles_jupyter_graphs_for_neo4j
+graph-notebook
+numpy<1.24

binder/start

@@ -1,8 +1,5 @@
 #!/bin/bash
 
-mkdir logs
-
-
 chmod +x ~/binder/start.neo4j 
 chmod +x ~/binder/start.vscode 
 
@@ -12,6 +9,9 @@ chmod +x ~/binder/start.vscode
 # starting vscode in parallel
 ~/binder/start.vscode   &
 
+# adding my own extensions
+mkdir -p ~/.ipython/extensions/
+cp ~/.ipython/extensions/* ~/.ipython/extensions/
 
 # DO NOT REMOVE(!) 
 # Here is why: https://mybinder.readthedocs.io/en/latest/config_files.html#start-run-code-before-the-user-sessions-starts

binder/start.neo4j

@@ -1,5 +1,4 @@
 #!/bin/bash
-
-cp ~/resources/configs/neo4j/${NEO4J_VERSION}/neo4j.conf    ${NEO4J_HOME}/conf/
-nohup  neo4j start &> ~/logs/neo4j-$NEO4J_VERSION.log &
-
+mkdir ~/resources/logs
+cp ~/resources/configs/neo4j/${NEO4J_VERSION}/neo4j.conf ${NEO4J_HOME}/conf/
+nohup  neo4j start &> ~/resources/logs/neo4j-$NEO4J_VERSION.log &