Move asynchronous to connection utils

Signed-off-by: Katarzyna Treder <katarzyna.treder@h-partners.com>

connection/utils/asynchronous.py

@@ -0,0 +1,18 @@
+#
+# Copyright(c) 2020-2021 Intel Corporation
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+import concurrent
+
+
+def start_async_func(func, *args):
+    """
+    Starts asynchronous task and returns an Future object, which in turn returns an
+    actual result after triggering result() method on it.
+    - result() method is waiting for the task to be completed.
+    - done() method returns True when task ended (have a result or ended with an exception)
+    otherwise returns False
+    """
+    executor = concurrent.futures.ThreadPoolExecutor()
+    return executor.submit(func, *args)