docs: def find_bound_ports(self, ports):
          """Find any ports that are already bound and complain about them"""
          bound = []
          for port in ports:
              s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
              try:
                  s.bind((port.ip if port.ip is not NotSpecified else "127.0.0.1", port.host_port))
              except socket.error as error:
                  bound.append(port.host_port)
              finally:
                  s.close()
  
          if bound:
              raise AlreadyBoundPorts(ports=bound)