code: def process_trees(trees, *operations):
      """
      Returns the result of processing the given tsurgeon operations on the given trees
  
      Returns a list of modified trees, eg, the result is already processed
      """
      request = build_request(trees, operations)
      result = send_tsurgeon_request(request)
  
      return [from_tree(t)[0] for t in result.trees]
  
file_path: stanza/stanza/server/tsurgeon.py
imports: from stanza.models.constituency import tree_reader
  from stanza.models.constituency.parse_tree import Tree
  from stanza.protobuf import TsurgeonRequest, TsurgeonResponse
  from stanza.server.java_protobuf_requests import send_request, build_tree, from_tree, JavaProtobufContext
label_desc: Use image node_id 3 for calling a global function with example usage: process_trees(trees) and returns: unknown