explicit chunking for interaction-simulate components

activitysim/abm/models/joint_tour_frequency_composition.py

@@ -132,10 +132,10 @@ def joint_tour_frequency_composition(
         alternatives=alt_tdd,
         spec=model_spec,
         locals_d=constants,
-        chunk_size=state.settings.chunk_size,
         trace_label=trace_label,
         trace_choice_name=trace_label,
         estimator=estimator,
+        explicit_chunk_size=0,
     )
 
     if estimator:

activitysim/abm/models/non_mandatory_tour_frequency.py

@@ -178,6 +178,9 @@ class NonMandatoryTourFrequencySettings(LogitComponentSettings):
     annotate_tours: PreprocessorSettings | None = None
     """Preprocessor settings to annotate tours"""
 
+    explicit_chunk: int = 0
+    """Number of rows to process in each chunk when explicit chunking is enabled"""
+
 
 @workflow.step
 def non_mandatory_tour_frequency(
@@ -305,10 +308,10 @@ def non_mandatory_tour_frequency(
             spec=segment_spec,
             log_alt_losers=log_alt_losers,
             locals_d=constants,
-            chunk_size=state.settings.chunk_size,
             trace_label="non_mandatory_tour_frequency.%s" % segment_name,
             trace_choice_name="non_mandatory_tour_frequency",
             estimator=estimator,
+            explicit_chunk_size=model_settings.explicit_chunk,
         )
 
         if estimator:

activitysim/abm/models/school_escorting.py

@@ -408,6 +408,9 @@ class SchoolEscortSettings(BaseLogitComponentSettings):
     preprocessor_inbound: PreprocessorSettings | None = None
     preprocessor_outbound_cond: PreprocessorSettings | None = None
 
+    explicit_chunk: int = 0
+    """If > 0, use this chunk size instead of adaptive chunking."""
+
 
 @workflow.step
 def school_escorting(
@@ -539,10 +542,10 @@ def school_escorting(
             spec=model_spec,
             log_alt_losers=log_alt_losers,
             locals_d=locals_dict,
-            chunk_size=state.settings.chunk_size,
             trace_label=stage_trace_label,
             trace_choice_name="school_escorting_" + "stage",
             estimator=estimator,
+            explicit_chunk_size=model_settings.explicit_chunk,
         )
 
         if estimator:

activitysim/abm/models/vehicle_type_choice.py

@@ -460,10 +460,10 @@ def iterate_vehicle_type_choice(
                 spec=model_spec,
                 log_alt_losers=log_alt_losers,
                 locals_d=locals_dict,
-                chunk_size=chunk_size,
                 trace_label=trace_label,
                 trace_choice_name="vehicle_type",
                 estimator=estimator,
+                explicit_chunk_size=model_settings.explicit_chunk,
             )
 
         # otherwise, "simple simulation" should suffice, with a model spec that enumerates
@@ -556,6 +556,9 @@ class VehicleTypeChoiceSettings(LogitComponentSettings):
 
     FLEET_YEAR: int
 
+    explicit_chunk: int = 0
+    """If > 0, use this chunk size instead of adaptive chunking."""
+
 
 @workflow.step
 def vehicle_type_choice(