fix: skip interface model and connection variables (#95)

Defensive fix in case we ever start using interface models for PRT/CHF/OLF/SWF exchanges. A neater long-term solution might be distinguishing API-accessible variables from "internal" variables with a memory path prefix, but that implies changes on the MF6 side.

Author: wpbonelli

modflowapi/extensions/apisimulation.py

@@ -283,9 +283,25 @@ def load(mf6):
                 id_var_addr = mf6.get_var_address("ID", name)
                 if name.startswith("SLN"):
                     continue
-                elif name.startswith("GWTIM") or name.startswith("GWFIM") or name.startswith("GWEIM"):
+                elif (
+                    name.startswith("GWFIM")
+                    or name.startswith("GWTIM")
+                    or name.startswith("GWEIM")
+                    or name.startswith("PRTIM")
+                    or name.startswith("CHFIM")
+                    or name.startswith("OLFIM")
+                    or name.startswith("SWFIM")
+                ):
                     continue
-                elif name.startswith("GWFCON") or name.startswith("GWTCON") or name.startswith("GWECON"):
+                elif (
+                    name.startswith("GWFCON")
+                    or name.startswith("GWTCON")
+                    or name.startswith("GWECON")
+                    or name.startswith("PRTCON")
+                    or name.startswith("CHFCON")
+                    or name.startswith("OLFCON")
+                    or name.startswith("SWFCON")
+                ):
                     continue
                 if id_var_addr not in variables:
                     continue
@@ -305,7 +321,15 @@ def load(mf6):
                 id_var_addr = mf6.get_var_address("ID", name)
                 if name.lower() in models or name == "TDIS":
                     continue
-                if name.startswith("GWTIM") or name.startswith("GWFIM") or name.startswith("GWEIM"):
+                if (
+                    name.startswith("GWFIM")
+                    or name.startswith("GWTIM")
+                    or name.startswith("GWEIM")
+                    or name.startswith("PRTIM")
+                    or name.startswith("CHFIM")
+                    or name.startswith("OLFIM")
+                    or name.startswith("SWFIM")
+                ):
                     continue
                 if id_var_addr not in variables:
                     continue