configure dash proxy entrypoint via simple py_module

Dockerfile

@@ -9,12 +9,10 @@ RUN conda env update -q -f /tmp/environment.yml && \
     conda env export -n "root" && \
     jupyter lab build 
 
-COPY jupyter_notebook_config.py ${HOME}/.jupyter/
+COPY dash_proxy.py setup.py /tmp/dash_proxy/
+RUN pip3 install --upgrade pip
+RUN pip install /tmp/dash_proxy/
 
 # copy dash app
 COPY app ${HOME}/app/
 RUN chown -R jovyan ${HOME}/app/
-
-COPY client.py ${HOME}/
-RUN chown -R jovyan ${HOME}/client.py
-

README.md

 # A Jupyterlab for LLM
 
-AZURE_OPENAI_API_KEY, AZURE_OPENAI_ENDPOINT, OPENAI_API_VERSION need to be stored in a config.txt file in the home directory.
+In order to run Dash or use the client, AZURE_OPENAI_API_KEY, AZURE_OPENAI_ENDPOINT, OPENAI_API_VERSION need to be stored in a config.txt file in the home directory.

app/app.py

+import os
 import sys 
-sys.path.append("/home/jovyan")
+sys.path.append(os.path.dirname(os.path.abspath(__file__)))
 
 import argparse
 import logging
@@ -26,7 +27,7 @@ else:
 # define Dash app
 app = Dash(
     name=__name__, 
-    requests_pathname_prefix="/dash/"
+    requests_pathname_prefix="/Dash/"
 )
 
 # define layout

dash_proxy.py

+import os
+import logging
+
+logger = logging.getLogger(__name__)
+logger.setLevel('INFO')
+
+HERE = os.path.dirname(os.path.abspath(__file__))
+
+
+def setup_dash_proxy():
+    command = [
+        'python',
+        'app/app.py',
+        '--port',
+        '{port}'
+    ]
+    
+    return {
+        "command": command,
+        "new_browser_tab": False,
+        "launcher_entry": {
+            "enabled": True,
+            'title': 'Dash'
+        }
+    }

jupyter_notebook_config.py

-# Configuration file for jupyter-notebook.
-c.ServerProxy.servers = {
-    'dash': {
-        'command': [
-            'python',
-            'app/app.py',
-            '--port',
-            '{port}'
-        ],
-        'absolute_url': False,
-        'new_browser_tab': False
-    }
-}

setup.py

+import setuptools
+
+setuptools.setup(
+    author="Julian Rasch",
+    author_email="julian.rasch@fh-muenster.de",
+    description="A small module to run Dash inside a dockerized Jupyterlab.",
+    name="jupyter-dash-proxy",
+    py_modules=["dash_proxy"],
+    entry_points={
+        "jupyter_serverproxy_servers": [
+            # name = packagename:function_name
+            "Dash = dash_proxy:setup_dash_proxy",
+        ]
+    },
+    install_requires=["jupyter-server-proxy==4.0.0"],
+)