add miising dep

DEV_NOTES.md

@@ -2,4 +2,9 @@
 
 https://networkx.org/documentation/latest/tutorial.html#drawing-graphs
 
-https://github.com/jexp/neo4j-graphviz
\ No newline at end of file
+https://github.com/jexp/neo4j-graphviz
+
+
+# todo
+
+output schema in https://linkml.io/linkml/
\ No newline at end of file

setup.py

@@ -14,10 +14,7 @@ setup(
     author_email="tim.bleimehl@helmholtz-muenchen.de",
     license="MIT",
     packages=["NeoMetaLogger"],
-    install_requires=[
-        "py2neo",
-        "DZDUtils",
-    ],
+    install_requires=["py2neo", "DZDUtils", "pygraphviz"],
     python_requires=">=3.9",
     zip_safe=False,
     include_package_data=True,