[docs] [issue31537] Bug in readline module documentation example

[bazwal]

New submission from bazwal:

The second example in the readline module docs uses readline.get_history_length() (lines 8 & 14) where it should use readline.get_current_history_length().

----------
assignee: docs at python
components: Documentation
messages: 302655
nosy: bazwal, docs at python
priority: normal
severity: normal
status: open
title: Bug in readline module documentation example
type: behavior
versions: Python 3.5, Python 3.6, Python 3.7

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue31537>
_______________________________________