From 76511d61e0b7b1d35d4f30056b52dfce9e4e463b Mon Sep 17 00:00:00 2001
From: Nikita Koshelev <nikita.koshelev@gmail.com>
Date: Sat, 18 Nov 2017 01:39:00 +0300
Subject: [PATCH] Added removing duplicate 'v' for `Router.add()` version
 parameter Fix sanic/router.py:123:80: E501 line too long (80 > 79 characters)

---
 sanic/router.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sanic/router.py b/sanic/router.py
index 2ba3140c..208e3772 100644
--- a/sanic/router.py
+++ b/sanic/router.py
@@ -119,8 +119,8 @@ class Router:
         :return: Nothing
         """
         if version is not None:
-            version = re.escape(str(version))
-            uri = "/".join(["/v{}".format(version.strip('/')), uri.lstrip('/')])
+            version = re.escape(str(version).strip('/').lstrip('v'))
+            uri = "/".join(["/v{}".format(version), uri.lstrip('/')])
         # add regular version
         self._add(uri, methods, handler, host, name)