code: def c_wbuffer(init):
      n = len(init) + 1
      return (c_wchar * n)(*init)
  
imports: import _ctypes_test
  import unittest
  from ctypes import CDLL, CFUNCTYPE, POINTER, ArgumentError, pointer, byref, sizeof, addressof, create_string_buffer, c_void_p, c_char_p, c_wchar_p, c_char, c_wchar, c_short, c_int, c_long, c_longlong, c_double
label_desc: Use image node_id 2 for calling a global function with example usage: c_wbuffer(init) and returns: unknown