[Fab-user] fabric and lockfiles, to ensure only a single instance of a fabric task is run at a time

Hi All, I'm digging deeper into fabric, and I'm curious if anyone out there uses lock files to ensure that only one fabric task is being run at a time? I've found the zc.lockfile python module[1], but I'm not sure what is the best way to integrate this into fabric tasks? [1]

[Fab-user] env.user and prev_user in the presence of env.hosts

First off, congrats on fabric, this is a really useful tool. I'm using fab with some cloud based infrastructure, especially in situations where host names are transient, and a number of other configuration/connection issues come into play. I was confused by some behavior in fabric. When you set