Sorting unsorted numbers list in ascending order in AutoCompleter

1 files changed, 6 insertions, 0 deletions

diff --git a/cmd2/argparse_completer.py b/cmd2/argparse_completer.py
index e7f3a0e2..41cff0dd 100644
--- a/cmd2/argparse_completer.py
+++ b/cmd2/argparse_completer.py
@@ -7,6 +7,7 @@ See the header of argparse_custom.py for instructions on how to use these featur
 """
 
 import argparse
+import numbers
 import shutil
 from typing import List, Union
 
@@ -499,6 +500,11 @@ class AutoCompleter(object):
         # Since arg_choices can be any iterable type, convert to a list
         arg_choices = list(arg_choices)
 
+        # If these choices are numbers, and have not yet been sorted, then sort them now
+        if not self._cmd2_app.matches_sorted and all(isinstance(x, numbers.Number) for x in arg_choices):
+            arg_choices.sort()
+            self._cmd2_app.matches_sorted = True
+
         # Since choices can be various types like int, we must convert them to strings
         for index, choice in enumerate(arg_choices):
             if not isinstance(choice, str):