def _set_isns_ipaddress(self, v, load=False):
    """
    Setter method for isns_ipaddress, mapped from YANG variable /isns/isns_vrf/isns_ipaddress (inet:ip-address)
    If this variable is read-only (config: false) in the
    source YANG file, then _set_isns_ipaddress is considered as a private
    method. Backends looking to populate this variable should
    do so via calling thisObj._set_isns_ipaddress() directly.

    YANG Description: This specifies the IP address of the vrf instance.
    """
    if hasattr(v, "_utype"):
      v = v._utype(v)
    try:
      t = YANGDynClass(v,base=[RestrictedClassType(base_type=unicode, restriction_dict={'pattern': u'(([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(%[\\p{N}\\p{L}]+)?'}),RestrictedClassType(base_type=unicode, restriction_dict={'pattern': u'((:|[0-9a-fA-F]{0,4}):)([0-9a-fA-F]{0,4}:){0,5}((([0-9a-fA-F]{0,4}:)?(:|[0-9a-fA-F]{0,4}))|(((25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])))(%[\\p{N}\\p{L}]+)?'}),], is_leaf=True, yang_name="isns-ipaddress", rest_name="isns-ipaddress", parent=self, path_helper=self._path_helper, extmethods=self._extmethods, register_paths=True, extensions={u'tailf-common': {u'info': u'iSNS VRF forwarding IP address A.B.C.D format', u'hidden': u'isns-ipaddress'}}, namespace='urn:brocade.com:mgmt:brocade-isns', defining_module='brocade-isns', yang_type='inet:ip-address', is_config=True)
    except (TypeError, ValueError):
      raise ValueError({
          'error-string': """isns_ipaddress must be of a type compatible with inet:ip-address""",
          'defined-type': "inet:ip-address",
          'generated-type': """YANGDynClass(base=[RestrictedClassType(base_type=unicode, restriction_dict={'pattern': u'(([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(%[\\p{N}\\p{L}]+)?'}),RestrictedClassType(base_type=unicode, restriction_dict={'pattern': u'((:|[0-9a-fA-F]{0,4}):)([0-9a-fA-F]{0,4}:){0,5}((([0-9a-fA-F]{0,4}:)?(:|[0-9a-fA-F]{0,4}))|(((25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9]?[0-9])))(%[\\p{N}\\p{L}]+)?'}),], is_leaf=True, yang_name="isns-ipaddress", rest_name="isns-ipaddress", parent=self, path_helper=self._path_helper, extmethods=self._extmethods, register_paths=True, extensions={u'tailf-common': {u'info': u'iSNS VRF forwarding IP address A.B.C.D format', u'hidden': u'isns-ipaddress'}}, namespace='urn:brocade.com:mgmt:brocade-isns', defining_module='brocade-isns', yang_type='inet:ip-address', is_config=True)""",
        })

    self.__isns_ipaddress = t
    if hasattr(self, '_set'):
      self._set()