code: def one_run(run_id_prefix, *_):
      try:
          id, path = next(var.find_runs(run_id_prefix))
      except StopIteration:
          return None
      else:
          return guild.run.Run(id, path)
  
imports: import json
  import logging
  import os
  import re
  import socket
  import sys
  import guild
  import guild.run
  from guild import batch_util
  from guild import cli
  from guild import click_util
  from guild import config
  from guild import index
  from guild import run_util
  from guild import util
  from guild import var
  from guild import view
  from .None import compare_impl
  from .None import runs_impl
label_desc: Use image node_id 5 for calling the ViewDataImpl obj's underlying member method code with example usage: obj.one_run(run_id_prefix) and returns: guild, None