+_time_tests = True
+if os.getenv("LTTNG_TESTS_TAP_AUTOTIME", "1") == "0":
+ _time_tests = False
+
+
+def _get_time_ns():
+ # 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)
+
+
+_last_time = _get_time_ns()
+
+BABELTRACE_BIN = "babeltrace2"
+