Add short sleeps to make ls test deterministic (#209)

* Add short sleeps to make ls test deterministic

* lint

python/tests/test_cli.py

@@ -4,6 +4,7 @@
 import os
 import re
 import stat
+import time
 from datetime import datetime
 from tempfile import TemporaryDirectory
 from typing import Callable, Iterator, List, Literal, Optional, Tuple, overload
@@ -268,10 +269,15 @@ def parse_output(output: str) -> Iterator[Tuple[int, List[FileOutput]]]:
     with client.create("/testfile1") as f:
         f.write(bytes(range(10)))
 
+    # Make sure we wait a few milliseconds so we don't get the exact same timestamp
+    time.sleep(0.01)
+
     with client.create("/testfile2") as f:
         for i in range(1024):
             f.write(i.to_bytes(4, "big"))
 
+    time.sleep(0.01)
+
     client.mkdirs("/testdir")
 
     directory = FileOutput("drwxr-xr-x", "-", "0", "/testdir")