X-Git-Url: https://gerrit.akraino.org/r/gitweb?p=validation.git;a=blobdiff_plain;f=bluval%2Fbluval.py;fp=bluval%2Fbluval.py;h=bd89a48284696832b52aa06e9bc5aa0bcc135755;hp=8ed6bdfb36714f6738f67a302c767593f192bf52;hb=e8d760fe817577deae92c372b877507adc100a5f;hpb=81fa8e8789ab70cd5058260d299510e5d88dea42

diff --git a/bluval/bluval.py b/bluval/bluval.py
index 8ed6bdf..bd89a48 100644
--- a/bluval/bluval.py
+++ b/bluval/bluval.py
@@ -78,7 +78,8 @@ def main(blueprint, layer):
     yaml location from blueprint name. Invokes validate on blue print.
     """
     yaml_loc = 'bluval/bluval-{}.yaml'.format(blueprint)
-    layer = layer.lower()
+    if layer is not None:
+        layer = layer.lower()
     validate_blueprint(yaml_loc, layer)