code: def register_pattern_table(compiler, table=None):
      """Register a pattern table for an external compiler.
  
      Pattern tables are used to create composite functions.
      See the MergeComposite pass.
  
      Parameters
      ----------
      compiler : str
          The name of compiler
  
      table : function, optional
          A function that returns the pattern table
  
      Returns
      -------
      fregister : function
          Register function if value is not specified.
      """
  
      def _register(t):
          """internal register function"""
          _PATTERN_TABLES[compiler] = t()
          return t
  
      return _register(table) if table is not None else _register
  
label_desc: Use image node_id 1 for calling a global function with example usage: register_pattern_table(compiler, table) and returns: unknown, t