code: def try_port(port=0):
      sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
      sock.bind(("", port))
  
      p = sock.getsockname()[1]
      sock.close()
  
      return p
  
imports: import json
  import os
  import re
  import socket
  import time
  from typing import List, Tuple
  from nltk.internals import _java_options, config_java, find_jar_iter, java
  from nltk.parse.api import ParserI
  from nltk.parse.dependencygraph import DependencyGraph
  from nltk.tag.api import TaggerI
  from nltk.tokenize.api import TokenizerI
  from nltk.tree import Tree
label_desc: Use image node_id 1 for calling a global function with example usage: try_port(port) and returns: p