code: def create(self, label=None, name=None, cidr=None):
          
          try:
              return super(CloudNetworkClient, self).create(label=label,
                      name=name, cidr=cidr)
          except exc.BadRequest as e:
              msg = e.message
              if "too many networks" in msg:
                  raise exc.NetworkCountExceeded("Cannot create network; the "
                          "maximum number of isolated networks already exist.")
              elif "does not contain enough" in msg:
                  raise exc.NetworkCIDRInvalid("Networks must contain two or "
                          "more hosts; the CIDR '%s' is too restrictive." % cidr)
              elif "CIDR is malformed" in msg:
                  raise exc.NetworkCIDRMalformed("The CIDR '%s' is not valid." % cidr)
              else:
                  # Something unexpected
                  raise
docs: Wraps the basic create() call to handle specific failures.