Update FormulaGeneratorConfig to take abc.Set instead of set

... and the same change in EVChargerCurrentFormula generator.

Signed-off-by: Sahas Subramanian <[email protected]>

Author: shsms

src/frequenz/sdk/timeseries/_formula_engine/_formula_generators/_ev_charger_current_formula.py

@@ -6,6 +6,7 @@
 from __future__ import annotations
 
 import logging
+from collections import abc
 
 from ....microgrid.component import ComponentMetricId
 from .._formula_engine import FormulaEngine, FormulaEngine3Phase
@@ -67,7 +68,7 @@ def generate(self) -> FormulaEngine3Phase:
 
     def _gen_phase_formula(
         self,
-        component_ids: set[int],
+        component_ids: abc.Set[int],
         metric_id: ComponentMetricId,
     ) -> FormulaEngine:
         builder = self._get_builder("ev-current", metric_id)

src/frequenz/sdk/timeseries/_formula_engine/_formula_generators/_formula_generator.py

@@ -7,6 +7,7 @@
 
 import sys
 from abc import ABC, abstractmethod
+from collections import abc
 from dataclasses import dataclass
 
 from frequenz.channels import Sender
@@ -32,7 +33,7 @@ class ComponentNotFound(FormulaGenerationError):
 class FormulaGeneratorConfig:
     """Config for formula generators."""
 
-    component_ids: set[int] | None = None
+    component_ids: abc.Set[int] | None = None
 
 
 class FormulaGenerator(ABC):