Change list to view object (#93661)

Author: pamelafox

Doc/library/symtable.rst

@@ -69,7 +69,8 @@ Examining Symbol Tables
 
    .. method:: get_identifiers()
 
-      Return a list of names of symbols in this table.
+      Return a view object containing the names of symbols in the table.
+      See the :ref:`documentation of view objects <dict-views>`.
 
    .. method:: lookup(name)
 

Lib/symtable.py

@@ -111,7 +111,7 @@ def has_children(self):
         return bool(self._table.children)
 
     def get_identifiers(self):
-        """Return a list of names of symbols in the table.
+        """Return a view object containing the names of symbols in the table.
         """
         return self._table.symbols.keys()