issue6

lesscpy/plib/call.py

@@ -74,11 +74,11 @@ class Call(Node):
         returns:
             str
         """
-        if not args:
-            raise SyntaxError('Not enough arguments...')
         format = string
         items = []
         m = re.findall('(%[asdA])', format)
+        if m and not args:
+            raise SyntaxError('Not enough arguments...')
         i = 0
         for n in m:
             v = {

lesscpy/test/css/issues/issue6.css

@@ -0,0 +1,3 @@
+.reset {
+	filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
+}

lesscpy/test/less/issues/issue6.less

@@ -0,0 +1,6 @@
+.reset-filter() {
+  filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
+}
+.reset {
+	.reset-filter();
+}