Done

TODOs.md

 ## TODOs
 
 * [x] use code & tests from LCCALC & SektorSim (in old/), and merge them into a proper library
-* [ ] The main usecase of the lib would be to run SimStadt, either specifying an already existing workflow, or:
-    * [ ] specify a Project path, a Workflow template, a CityGML file, and an optional destination name
+* [x] The main usecase of the lib would be to run SimStadt, either specifying an already existing workflow, or:
+    * [x] specify a Project path, a Workflow template, a CityGML file, and an optional destination name
 * [x] Refactor SimStadtResults, split them in different classes
-* [ ] Define a basic SimStadtResult class for unknown Workflows
-* [ ] Create a marimo notebook to show live dataframes and diagrams
+* [ ] Define a basic SimStadtResult class for unknown Workflows!
+* [ ] Create a marimo notebook to show live dataframes and diagrams!
 * [ ] Create a utils class in order to:
-    * [ ] check SimStadt install
-    * [ ] show a link to SimStadt doc if not installed
-    * [ ] find SimStadt folder
-    * [ ] clean old workflow files if desired
+    * [x] check SimStadt install
+    * [x] show a link to SimStadt doc if not installed
+    * [x] find SimStadt folder
+    * [x] clean old workflow files if desired
     * [ ] modify params.xml file (e.g. to select a different weather file, a weather source)
-* [ ] Write additional tests (with pytest), both with pre-calculated SimStadt results, and live ones
+* [x] Write additional tests (with pytest), both with pre-calculated SimStadt results, and live ones
 * [ ] Add working ifmain() to scripts
 
 * [ ] Once this library is written, it should be used in LCCALC & SektorSim
 * [ ] Write documentation
 * [X] Publish to pipy
-* [ ] Write a basic makefile with doc / publish / tests
+* [x] Write a basic makefile with doc / publish / tests