code: def lazy_map(initial={}, pre_size=0):
      '''
      lazy_map is a blatant copy of the pyrsistent.pmap function, and is used to create lazy maps.
      '''
      if is_lazy_map(initial): return initial
      if not initial: return _EMPTY_LMAP
      return _lazy_turbo_mapping(initial, pre_sizef lazy_map(initial={}, pre_size=0):
      '''
      lazy_map is a blatant copy of the pyrsistent.pmap function, and is used to create lazy maps.
      '''
      if is_lazy_map(initial): return initial
      if not initial: return _EMPTY_LMAP
      return _lazy_turbo_mapping(initial, pre_size)
docs: lazy_map is a blatant copy of the pyrsistent.pmap function, and is used to create lazy maps.