code: def issues2dict(issues):
      """Convert a list of issues to a dict, keyed by issue number."""
      return {i["number"]: i for i in issues}
  
file_path: matplotlib/tools/github_stats.py
imports: import sys
  from argparse import ArgumentParser
  from datetime import datetime, timedelta
  from subprocess import check_output
  from gh_api import get_paged_request, make_auth_header, get_pull_request, is_pull_request, get_milestone_id, get_issues_list, get_authors
label_desc: Use image node_id 3 for calling a global function with example usage: issues2dict(issues) and returns: unknown