+def _get_slices(filter):
+ if isinstance(filter, StringTypes) and filter.isdigit():
+ filter = int(filter)
+ if isinstance(filter, int):
+ slices = Slice.objects.filter(id=filter)
+ elif isinstance(filter, StringTypes):
+ slices = Slice.objects.filter(name=filter)
+ elif isinstance(filter, dict):
+ slices = Slice.objects.filter(**filter)
+ else:
+ slices = []
+ return slices
+
+