I haven't used Go all that much, but in Python I try to write in a style that avoids any mutable objects accessed by more than one thread. All communication is

I haven't used Go all that much, but in Python I try to write in a style that avoids any mutable objects accessed by more than one thread. All communication is through queues and I tend to have a simple RPC scheme sending callables through the queues. This has always worked pretty well for me.