ippool: silence a DeprecationWarning

Use regex strings (r’’)
Fixes

meta-networking/recipes-daemons/ippool/ippool_1.3.bb:99:
DeprecationWarning: invalid escape sequence \d
  r = re.compile("\d*\.\d*\.\d*")

Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/meta-networking/recipes-daemons/ippool/ippool_1.3.bb b/meta-networking/recipes-daemons/ippool/ippool_1.3.bb
index 19fbd0fa24..3ed1767a01 100644
--- a/meta-networking/recipes-daemons/ippool/ippool_1.3.bb
+++ b/meta-networking/recipes-daemons/ippool/ippool_1.3.bb
@@ -96,7 +96,7 @@ def get_ppp_version(d):
         return None
 
     bb.debug(1, "pppd plugin dir %s" % pppd_plugin)
-    r = re.compile("\d*\.\d*\.\d*")
+    r = re.compile(r"\d*\.\d*\.\d*")
     for f in os.listdir(pppd_plugin):
         if os.path.isdir(os.path.join(pppd_plugin, f)):
             ma = r.match(f)