class_docstr: Helps track the path traveled by a visitor through the nodes in a group-by-tem resolution DAG.
class_docstr_tok: ["Helps","track","the","path","traveled","by","a","visitor","through","the","nodes","in","a","group-by-tem","resolution","DAG","."]
code: def __init__(self) -> None:  # noqa: D
      self._current_path: List[GroupByItemResolutionNode] = []
  
imports: from __future__ import annotations
  import logging
  from contextlib import contextmanager
  from dataclasses import dataclass
  from typing import Dict, Iterator, List, Optional, Sequence, Set, Tuple
  from dbt_semantic_interfaces.enum_extension import assert_values_exhausted
  from dbt_semantic_interfaces.type_enums import MetricType
  from typing_extensions import override
  from metricflow.mf_logging.formatting import indent
  from metricflow.mf_logging.pretty_print import mf_pformat, mf_pformat_many
  from metricflow.model.semantic_manifest_lookup import SemanticManifestLookup
  from metricflow.model.semantics.linkable_element_properties import LinkableElementProperties
  from metricflow.query.group_by_item.candidate_push_down.group_by_item_candidate import GroupByItemCandidateSet
  from metricflow.query.group_by_item.resolution_dag.resolution_nodes.base_node import GroupByItemResolutionNode, GroupByItemResolutionNodeVisitor
  from metricflow.query.group_by_item.resolution_dag.resolution_nodes.measure_source_node import MeasureGroupByItemSourceNode
  from metricflow.query.group_by_item.resolution_dag.resolution_nodes.metric_resolution_node import MetricGroupByItemResolutionNode
  from metricflow.query.group_by_item.resolution_dag.resolution_nodes.no_metrics_query_source_node import NoMetricsGroupByItemSourceNode
  from metricflow.query.group_by_item.resolution_dag.resolution_nodes.query_resolution_node import QueryGroupByItemResolutionNode
  from metricflow.query.group_by_item.resolution_path import MetricFlowQueryResolutionPath
  from metricflow.query.issues.group_by_item_resolver.invalid_use_of_date_part import MetricExcludesDatePartIssue
  from metricflow.query.issues.group_by_item_resolver.no_common_items import NoCommonItemsInParents
  from metricflow.query.issues.group_by_item_resolver.no_matching_items_for_measure import NoMatchingItemsForMeasure
  from metricflow.query.issues.group_by_item_resolver.no_matching_items_for_no_metrics_query import NoMatchingItemsForNoMetricsQuery
  from metricflow.query.issues.issues_base import MetricFlowQueryResolutionIssueSet
  from metricflow.query.suggestion_generator import QueryItemSuggestionGenerator
  from metricflow.specs.patterns.base_time_grain import BaseTimeGrainPattern
  from metricflow.specs.patterns.none_date_part import NoneDatePartPattern
  from metricflow.specs.patterns.spec_pattern import SpecPattern
  from metricflow.specs.specs import InstanceSpecSet, LinkableInstanceSpec
label_desc: Use image node_id 1 to create a new DagTraversalPathTracker object  with example: obj = DagTraversalPathTracker()