add simple file showing how to use data

inspect.py

@@ -0,0 +1,14 @@
+"""
+Just a demo file on how to quickly read the dataset
+"""
+
+from simulation_list import SimulationList
+
+simlist = SimulationList.jsonlines_load()
+
+for s in simlist.simlist:
+    if s.type == "original" or s.runid != 223:
+        continue
+    print(vars(s))
+    if s.water_retention_both < 0:
+        print(s.runid)