code: def get_merged_lazy_context(lazy_contexts):
      if len(lazy_contexts) > 1:
          return MergedLazyContexts(lazy_contexts)
      else:
          return lazy_contexts[0]
  
imports: from jedi.evaluate.base_context import ContextSet, NO_CONTEXTS
  from jedi.common.utils import monkeypatch
label_desc: Use image node_id 1 for calling a global function with example usage: get_merged_lazy_context(lazy_contexts) and returns: MergedLazyContexts, lazy_contexts