Tests: lttngtest: confusing comment regarding supported python versions

[lttng-tools.git] / tests / utils / lttngtest / tap_generator.py

diff --git a/tests/utils/lttngtest/tap_generator.py b/tests/utils/lttngtest/tap_generator.py
index c05a76a1968fa66ba77264e42de8aaff29e304af..f2c9fc2b02352baff4142a91d796d42e5a1e9c2d 100644 (file)
--- a/tests/utils/lttngtest/tap_generator.py
+++ b/tests/utils/lttngtest/tap_generator.py
@@ -13,9 +13,16 @@ from typing import Iterator, Optional
 
 
 def _get_time_ns():
-    assert sys.version_info > (3, 3, 0)
-    # time.monotonic_ns is only available for python >= 3.8
-    return time.monotonic() * 1000000000
+    # type: () -> int
+
+    # time.monotonic is only available since Python 3.3. We don't support
+    # those older versions so we can simply assert here.
+    assert sys.version_info >= (3, 3, 0)
+
+    # time.monotonic_ns is only available for python >= 3.8,
+    # so the value is multiplied by 10^9 to maintain compatibility with
+    # older versions of the interpreter.
+    return int(time.monotonic() * 1000000000)
 
 
 class InvalidTestPlan(RuntimeError):