sample.py

        # Start
        counter = 0
        while 1:
            try:
                counter += 1

                print("Start")
                node.qemu(vps.vmid).status.start.create()

                break
            except ResourceException as e:
                if counter >= 10: raise
                elog(e)
                print("Proxmox Error? I will try again in a moment.")
                sleep(1)
  

Context Manager vois auttaa?

class ResourceExceptionManager(object):
    def __init__(self, fn):
        self.fn = fn

    def __enter__(self):
        for _ in range(0, 10):
            try:
                return self.fn()
            except ResourceException as e:
                sleep(1)
        else:
            raise e

     def __exit__(self, *args):
        return False

with ResourceExceptionManager(node.qemu(vps.vmid).status.start.create) as node:
     pass