class_docstr: Matches to linkable specs, but for time dimension specs, only matches to ones without date_part.
  
  This is used to help implement restrictions for cumulative metrics where those can not be queried by date_part.
code: def match(
      self, candidate_specs: Sequence[InstanceSpec]
  ) -> Sequence[LinkableInstanceSpec]:
      specs_to_return: List[LinkableInstanceSpec] = []
      spec_set = InstanceSpecSet.from_specs(candidate_specs)
      for time_dimension_spec in spec_set.time_dimension_specs:
          if time_dimension_spec.date_part is None:
              specs_to_return.append(time_dimension_spec)
      specs_to_return.extend(spec_set.dimension_specs)
      specs_to_return.extend(spec_set.entity_specs)
  
      return specs_to_return
  
file_path: metricflow/metricflow/specs/patterns/none_date_part.py
imports: from __future__ import annotations
  from typing import List, Sequence
  from typing_extensions import override
  from metricflow.specs.patterns.spec_pattern import SpecPattern
  from metricflow.specs.specs import InstanceSpec, InstanceSpecSet, LinkableInstanceSpec
label_desc: Use image node_id 1 for calling the NoneDatePartPattern obj's underlying member method code with example usage: obj.match(candidate_specs) and returns: specs_to_return