docstr: Return an identifier for the table.
          
code: def get_id(self):
      """Return an identifier for the table."""
      return self._table.id
  
imports: import _symtable
  from _symtable import USE, DEF_GLOBAL, DEF_NONLOCAL, DEF_LOCAL, DEF_PARAM, DEF_IMPORT, DEF_BOUND, DEF_ANNOT, SCOPE_OFF, SCOPE_MASK, FREE, LOCAL, GLOBAL_IMPLICIT, GLOBAL_EXPLICIT, CELL
  import weakref
label_desc: Use image node_id 4 for calling the SymbolTable obj's underlying member method code with example usage: obj.get_id() and returns: self