bpo-31537: Update readline documentation example. (GH-3925)

Change the code example from using `get_history_length` to `get_current_history_length`.
This commit is contained in:
Brad Smith 2017-10-10 17:52:58 -04:00 committed by Mariatta
parent 39ecb9c71b
commit eeb5ffd54e
2 changed files with 4 additions and 2 deletions

View file

@ -312,13 +312,13 @@ sessions, by only appending the new history. ::
try:
readline.read_history_file(histfile)
h_len = readline.get_history_length()
h_len = readline.get_current_history_length()
except FileNotFoundError:
open(histfile, 'wb').close()
h_len = 0
def save(prev_h_len, histfile):
new_h_len = readline.get_history_length()
new_h_len = readline.get_current_history_length()
readline.set_history_length(1000)
readline.append_history_file(new_h_len - prev_h_len, histfile)
atexit.register(save, h_len, histfile)