From ce788818376583e29a86863020ad7ca76dcd7d72 Mon Sep 17 00:00:00 2001
From: functionpointer <suspendfunction@gmail.com>
Date: Thu, 28 Jan 2021 00:38:30 +0100
Subject: [PATCH] MySensors: Use version parser from packaging

---
 homeassistant/components/mysensors/config_flow.py | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/homeassistant/components/mysensors/config_flow.py b/homeassistant/components/mysensors/config_flow.py
index 6a910808f9f..d3cf01ee058 100644
--- a/homeassistant/components/mysensors/config_flow.py
+++ b/homeassistant/components/mysensors/config_flow.py
@@ -2,6 +2,7 @@
 import logging
 from typing import Dict, Optional
 
+from packaging.version import Version, parse as parse_version
 import voluptuous as vol
 
 from homeassistant import config_entries
@@ -52,12 +53,7 @@ def _get_schema_common() -> dict:
 def _validate_version(version: str) -> Dict[str, str]:
     """Validate a version string from the user."""
     errors = {CONF_VERSION: "invalid_version"}
-    version_parts = version.split(".")
-    if len(version_parts) != 2:
-        return errors
-    try:
-        [int(x) for x in version_parts]
-    except ValueError:
+    if not isinstance(parse_version(version), Version):
         return errors
     return {}