Work on python dependency files.

Author: hatlafax

assets/dependencies/ubuntu/python/requirements-linux.txt assets/dependencies/ubuntu/python/requirements.txt

@@ -130,7 +130,7 @@ msgpack
 mutagen
 mypy
 mypy-extensions
-nbclient
+nbclients
 nbconvert
 nbformat
 ndindex
@@ -145,6 +145,7 @@ numexpr
 numpy
 numpydoc
 opencv-python
+ortools
 overrides
 packaging
 pandas
@@ -166,6 +167,7 @@ protobuf
 psutil
 ptvsd
 ptyprocess
+pulp
 pure-eval
 py-cpuinfo
 pyarrow
@@ -264,6 +266,7 @@ sniffio
 snowballstemmer
 sortedcontainers
 soupsieve
+sqlalchemy
 Sphinx
 sphinx-rtd-theme
 sphinxcontrib-applehelp