On Fri, Sep 20, 2013 at 9:54 AM, Jesus Cea <jcea at jcea.es> wrote: > Why str/bytes doesn't support weakrefs, beside memory use? The typical use case for weakrefs is to break reference cycles, but str and bytes can't *be* part of a reference cycle, so outside of interning-like use cases, there's no need for weakref support there.