Add ellipsis

Author: ncw

py/ellipsis.go

@@ -0,0 +1,27 @@
+// Ellipsis objects
+
+package py
+
+type EllipsisType struct{}
+
+var (
+	EllipsisTypeType = NewType("EllipsisType", "")
+	Ellipsis         = EllipsisType(struct{}{})
+)
+
+// Type of this object
+func (s EllipsisType) Type() *Type {
+	return EllipsisTypeType
+}
+
+func (a EllipsisType) M__bool__() Object {
+	return False
+}
+
+func (a EllipsisType) M__str__() Object {
+	return String("Ellipsis")
+}
+
+// Check interface is satisfied
+var _ I__bool__ = Ellipsis
+var _ I__str__ = Ellipsis

py/py.go

@@ -13,7 +13,6 @@ type IGetDict interface {
 
 // Some well known objects
 var (
-	Ellipsis Object
 	// See vm/eval.go - set to avoid circular import
 	Run      func(globals, locals StringDict, code *Code, closure Tuple) (res Object, err error)
 	RunFrame func(frame *Frame) (res Object, err error)