class_docstr: Builds a dataflow plan to satisfy a given query.
class_docstr_tok: ["Builds","a","dataflow","plan","to","satisfy","a","given","query","."]
docstr: Return the metric specs referenced by the metric. Current use case is for derived metrics.
docstr_tok: ["Return","the","metric","specs","referenced","by","the","metric",".","Current","use","case","is","for","derived","metrics","."]
code: def _build_input_metric_specs_for_derived_metric(
      self,
      metric_reference: MetricReference,
      filter_spec_factory: WhereSpecFactory,
  ) -> Sequence[MetricSpec]:
      """Return the metric specs referenced by the metric. Current use case is for derived metrics."""
      metric = self._metric_lookup.get_metric(metric_reference)
      input_metric_specs: List[MetricSpec] = []
  
      for input_metric in metric.input_metrics:
          filter_specs = (
              filter_spec_factory.create_from_where_filter_intersection(
                  filter_location=WhereFilterLocation.for_metric(
                      input_metric.as_reference
                  ),
                  filter_intersection=input_metric.filter,
              )
          )
  
          spec = MetricSpec(
              element_name=input_metric.name,
              filter_specs=tuple(filter_specs),
              alias=input_metric.alias,
              offset_window=PydanticMetricTimeWindow(
                  count=input_metric.offset_window.count,
                  granularity=input_metric.offset_window.granularity,
              )
              if input_metric.offset_window
              else None,
              offset_to_grain=input_metric.offset_to_grain,
          )
          input_metric_specs.append(spec)
      return tuple(input_metric_specs)
  
imports: from __future__ import annotations
  import logging
  import time
  from dataclasses import dataclass
  from typing import Dict, List, Optional, Sequence, Set, Tuple, Union
  from dbt_semantic_interfaces.enum_extension import assert_values_exhausted
  from dbt_semantic_interfaces.implementations.metric import PydanticMetricTimeWindow
  from dbt_semantic_interfaces.pretty_print import pformat_big_objects
  from dbt_semantic_interfaces.protocols.metric import ConstantPropertyInput, ConversionTypeParams, MetricInputMeasure, MetricTimeWindow, MetricType
  from dbt_semantic_interfaces.references import MeasureReference, MetricReference, TimeDimensionReference
  from dbt_semantic_interfaces.type_enums.time_granularity import TimeGranularity
  from dbt_semantic_interfaces.validations.unique_valid_name import MetricFlowReservedKeywords
  from metricflow.dag.id_generation import DATAFLOW_PLAN_PREFIX, IdGeneratorRegistry
  from metricflow.dataflow.builder.node_data_set import DataflowPlanNodeOutputDataSetResolver
  from metricflow.dataflow.builder.node_evaluator import JoinLinkableInstancesRecipe, LinkableInstanceSatisfiabilityEvaluation, NodeEvaluatorForLinkableInstances
  from metricflow.dataflow.dataflow_plan import AddGeneratedUuidColumnNode, AggregateMeasuresNode, BaseOutput, CombineAggregatedOutputsNode, ComputeMetricsNode, ConstrainTimeRangeNode, DataflowPlan, FilterElementsNode, JoinConversionEventsNode, JoinDescription, JoinOverTimeRangeNode, JoinToBaseOutputNode, JoinToTimeSpineNode, MinMaxNode, OrderByLimitNode, ReadSqlSourceNode, SemiAdditiveJoinNode, SinkOutput, WhereConstraintNode, WriteToResultDataframeNode, WriteToResultTableNode
  from metricflow.dataflow.dataflow_plan_to_text import dataflow_dag_as_text
  from metricflow.dataflow.optimizer.dataflow_plan_optimizer import DataflowPlanOptimizer
  from metricflow.dataflow.sql_table import SqlTable
  from metricflow.dataset.dataset import DataSet
  from metricflow.errors.errors import UnableToSatisfyQueryError
  from metricflow.filters.time_constraint import TimeRangeConstraint
  from metricflow.mf_logging.pretty_print import mf_pformat
  from metricflow.mf_logging.runtime import log_runtime
  from metricflow.model.semantic_manifest_lookup import SemanticManifestLookup
  from metricflow.plan_conversion.column_resolver import DunderColumnAssociationResolver
  from metricflow.plan_conversion.node_processor import PreJoinNodeProcessor
  from metricflow.query.group_by_item.filter_spec_resolution.filter_location import WhereFilterLocation
  from metricflow.query.group_by_item.filter_spec_resolution.filter_spec_lookup import FilterSpecResolutionLookUp
  from metricflow.specs.column_assoc import ColumnAssociationResolver
  from metricflow.specs.specs import ConstantPropertySpec, CumulativeMeasureDescription, EntitySpec, InstanceSpecSet, JoinToTimeSpineDescription, LinkableInstanceSpec, LinkableSpecSet, LinklessEntitySpec, MeasureSpec, MetadataSpec, MetricFlowQuerySpec, MetricInputMeasureSpec, MetricSpec, NonAdditiveDimensionSpec, OrderBySpec, TimeDimensionSpec, WhereFilterSpec
  from metricflow.specs.where_filter_transform import WhereSpecFactory
  from metricflow.sql.sql_plan import SqlJoinType
label_desc: Use image node_id 24 for calling the DataflowPlanBuilder obj's underlying member method code with example usage: obj._build_input_metric_specs_for_derived_metric(metric_reference, filter_spec_factory) and returns: tuple