code: def contigs_dict(
      contigs: Iterable[reference_pb2.ContigInfo],
  ) -> Dict[str, reference_pb2.ContigInfo]:
      """Creates a dictionary for contigs.
  
      Args:
        contigs: Iterable of ContigInfo protos.
  
      Returns:
        A dictionary mapping contig.name: contig for each contig in contigs.
      """
      return {contig.name: contig for contig in contigs}
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import collections
  import re
  from typing import Dict, Iterable, Optional, Sequence
  from absl import logging
  from etils import epath
  import intervaltree
  import six
  from third_party.nucleus.io import bed
  from third_party.nucleus.protos import position_pb2
  from third_party.nucleus.protos import range_pb2
  from third_party.nucleus.protos import reference_pb2
  from third_party.nucleus.protos import variants_pb2
label_desc: Use image node_id 13 for calling a global function with example usage: contigs_dict(contigs) and returns: unknown