code: def merge_completers(
      completers: Sequence[Completer], deduplicate: bool = False
  ) -> Completer:
      """
      Combine several completers into one.
  
      :param deduplicate: If `True`, wrap the result in a `DeduplicateCompleter`
          so that completions that would result in the same text will be
          deduplicated.
      """
      if deduplicate:
          from .deduplicate import DeduplicateCompleter
  
          return DeduplicateCompleter(_MergedCompleter(completers))
  
      return _MergedCompleter(completers)
  
imports: from __future__ import annotations
  from abc import ABCMeta, abstractmethod
  from typing import AsyncGenerator, Callable, Iterable, Sequence
  from prompt_toolkit.document import Document
  from prompt_toolkit.eventloop import aclosing, generator_to_async_generator
  from prompt_toolkit.filters import FilterOrBool, to_filter
  from prompt_toolkit.formatted_text import AnyFormattedText, StyleAndTextTuples
label_desc: Use image node_id 1 for calling a global function with example usage: merge_completers(completers, deduplicate) and returns: _MergedCompleter, DeduplicateCompleter