text: # stdlib
  import os
  import sys
  
  # 3rd party
  from github3 import GitHub
  from github3.repos import Repository
  from packaging.version import InvalidVersion, Version
  
  latest_tag = os.environ["GITHUB_REF_NAME"]
  
  try:
  	current_version = Version(latest_tag)
  except InvalidVersion:
  	sys.exit()
  
  gh: GitHub = GitHub(token=os.environ["GITHUB_TOKEN"])
  repo: Repository = gh.repository(*os.environ["GITHUB_REPOSITORY"].split('/', 1))
  
  for milestone in repo.milestones(state="open"):
  	try:
  		milestone_version = Version(milestone.title)
  	except InvalidVersion:
  		continue
  	if milestone_version == current_version:
  		sys.exit(not milestone.update(state="closed"))
  