GSYE-568: Change hierarchy self consumption into percentage values

src/gsy_e/gsy_e_core/export.py

@@ -83,7 +83,7 @@
     "status": "status",
     "trade_profile": "trade_profile",
     "imported_exported_energy": "imported_exported_energy",
-    "hierarchy_self_consumption": "hierarchy_self_consumption",
+    "hierarchy_self_consumption_percent": "hierarchy_self_consumption_percent",
 }
 
 

src/gsy_e/gsy_e_core/sim_results/endpoint_buffer.py

@@ -19,6 +19,7 @@
 import logging
 from collections import defaultdict
 from typing import TYPE_CHECKING, Dict, Iterable, List
+from math import isclose
 
 from gsy_framework.constants_limits import (
     DATE_TIME_FORMAT,
@@ -94,7 +95,7 @@
         self.status = ""
         self.area_result_dict = self._create_area_tree_dict(area)
         self.flattened_area_core_stats_dict = {}
-        self.hierarchy_self_consumption: Dict[int, float] = {}
+        self.hierarchy_self_consumption_percent: Dict[int, float] = {}
         self.simulation_progress = {
             "eta_seconds": 0,
             "elapsed_time_seconds": 0,
@@ -135,7 +136,7 @@
             "status": self.status,
             "progress_info": self.simulation_progress,
             "simulation_state": self.simulation_state,
-            "hierarchy_self_consumption": self.hierarchy_self_consumption,
+            "hierarchy_self_consumption_percent": self.hierarchy_self_consumption_percent,
             **self.results_handler.all_raw_results,
         }
 
@@ -195,14 +196,35 @@
     def create_hierarchy_stats(self, area: "AreaBase"):
         """Calculate hierarchy related statistics."""
         hierarchy_self_consumption_list = {}
-        self._calc_hierarchy_stats(area, 0, hierarchy_self_consumption_list)
+        hierarchy_self_consumption = {}
+        self._calc_hierarchy_self_consumption(area, 0, hierarchy_self_consumption_list)
         for level, consumption_list in hierarchy_self_consumption_list.items():
             if len(consumption_list):
-                self.hierarchy_self_consumption[level] = sum(consumption_list) / len(
-                    consumption_list
-                )
+                hierarchy_self_consumption[level] = sum(consumption_list) / len(consumption_list)
+        if (
+            len(hierarchy_self_consumption) > 0
+            and hierarchy_self_consumption[next(iter(hierarchy_self_consumption))] == 0
+        ):
+            # early return in case there is no self consumpton at all (in order to not devide by 0)
+            return
 
-    def _calc_hierarchy_stats(self, area: "AreaBase", level: int, results: Dict):
+        for level, self_consumption in hierarchy_self_consumption.items():
+            if level + 1 not in hierarchy_self_consumption:
+                # lowest level case:
+                self.hierarchy_self_consumption_percent[level] = (
+                    self_consumption / hierarchy_self_consumption[0]
+                ) * 100
+            else:
+                self.hierarchy_self_consumption_percent[level] = (
+                    (self_consumption - hierarchy_self_consumption[level + 1])
+                    / hierarchy_self_consumption[0]
+                ) * 100
+        if self.hierarchy_self_consumption_percent:
+            assert isclose(
+                sum(self.hierarchy_self_consumption_percent.values()), 100
+            ), "Self consumption percentages do not sum up to 100%"
+
+    def _calc_hierarchy_self_consumption(self, area: "AreaBase", level: int, results: Dict):
         if not area.children:
             return
         kpis = self.results_handler.results_mapping["kpi"].ui_formatted_results
@@ -215,7 +237,7 @@
             if level not in results:
                 results[level] = []
             results[level].append(kpis[child.uuid]["self_consumption"])
-            self._calc_hierarchy_stats(child, level + 1, results)
+            self._calc_hierarchy_self_consumption(child, level + 1, results)
 
     def _generate_result_report(self) -> Dict:
         """Create dict that contains all statistics that are sent to the gsy-web."""

tests/test_endpoint_buffers.py

@@ -254,7 +254,7 @@ def test_generate_json_report_returns_successfully(self, general_setup):
         endpoint_buffer.results_handler = results_handler_mock
 
         assert endpoint_buffer.generate_json_report() == {
-            "hierarchy_self_consumption": {},
+            "hierarchy_self_consumption_percent": {},
             "job_id": "JOB_1",
             "random_seed": 41,
             "status": "",
@@ -353,11 +353,11 @@ def test_update_stats_spot_markets_updates_successfully(self, general_setup):
     def _create_kpis(area):
         kpis = defaultdict(dict)
         for n_city, city in enumerate(area.children):
-            kpis[city.uuid]["self_consumption"] = n_city * 10
+            kpis[city.uuid]["self_consumption"] = (n_city + 2) * 10
             for n_community, community in enumerate(city.children):
                 kpis[community.uuid]["self_consumption"] = (n_community + 1) * 10
                 for n_house, house in enumerate(community.children):
-                    kpis[house.uuid]["self_consumption"] = (n_house + 2) * 10
+                    kpis[house.uuid]["self_consumption"] = n_house * 10
         return kpis
 
     def test_create_hierarchy_stats_returns_correct_results(self, setup_multiple_levels):
@@ -368,7 +368,7 @@ def test_create_hierarchy_stats_returns_correct_results(self, setup_multiple_lev
         endpoint_buffer.results_handler.results_mapping["kpi"].performance_indices_redis = kpis
         endpoint_buffer.create_hierarchy_stats(setup_multiple_levels)
 
-        assert endpoint_buffer.hierarchy_self_consumption == {0: 5.0, 1: 15.0, 2: 25.0}
+        assert endpoint_buffer.hierarchy_self_consumption_percent == {0: 40, 1: 40, 2: 20}
 
 
 class TestSimulationEndpointBufferForward:
@@ -512,7 +512,7 @@ def test_generate_json_report_returns_successfully(self, forward_setup):
         endpoint_buffer.results_handler = results_handler_mock
 
         assert endpoint_buffer.generate_json_report() == {
-            "hierarchy_self_consumption": {},
+            "hierarchy_self_consumption_percent": {},
             "job_id": "JOB_1",
             "random_seed": 41,
             "status": "",