fix key error for missing offshore profiles

app/ptxboa_functions.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 """Utility functions for streamlit app."""
+import logging
 from pathlib import Path
 from typing import Literal
 
@@ -125,14 +126,21 @@ def calculate_results_list(
         else:
             use_user_data_for_optimize_flh = False
 
-        res_single = calculate_results_single(
-            api,
-            settings,
-            user_data=st.session_state["user_changes_df"] if apply_user_data else None,
-            optimize_flh=optimize_flh,
-            use_user_data_for_optimize_flh=use_user_data_for_optimize_flh,
-        )
-        res_list.append(res_single)
+        # catch all api errors so that the tool is stable
+        try:
+            res_single = calculate_results_single(
+                api,
+                settings,
+                user_data=(
+                    st.session_state["user_changes_df"] if apply_user_data else None
+                ),
+                optimize_flh=optimize_flh,
+                use_user_data_for_optimize_flh=use_user_data_for_optimize_flh,
+            )
+            res_list.append(res_single)
+        except Exception as exc:
+            logging.info(f"could not get data: {exc}")
+
     res_details = pd.concat(res_list)
 
     return aggregate_costs(res_details, parameter_to_change)
@@ -460,6 +468,11 @@ def remove_subregions(api: PtxboaAPI, df: pd.DataFrame, country_name: str):
     if country_name in region_list_without_subregions:
         region_list_without_subregions.remove(country_name)
 
+    # sometimes, not all regions exist
+    region_list_without_subregions = [
+        r for r in region_list_without_subregions if r in df.index
+    ]
+
     df = df.loc[region_list_without_subregions]
 
     return df

ptxboa/api_optimize.py

@@ -369,7 +369,11 @@ def _get_hashsum(self, data, opt_input_data):
                 break
 
         key = (src_reg, res)
-        profiles_filehash_md5 = self.profiles_hashes.data[key]["filehash_md5"]
+        try:
+            profiles_filehash_md5 = self.profiles_hashes.data[key]["filehash_md5"]
+        except KeyError:
+            # raise more descriptive error
+            raise KeyError("No profiles data exists for region=%s, RES=%s." % key)
 
         hash_data = {
             "opt_input_data": opt_input_data,