def _set_tunnel_name(self, v, load=False):
    """
    Setter method for tunnel_name, mapped from YANG variable /interface/tunnel/tunnel_name (string)
    If this variable is read-only (config: false) in the
    source YANG file, then _set_tunnel_name is considered as a private
    method. Backends looking to populate this variable should
    do so via calling thisObj._set_tunnel_name() directly.
    """
    if hasattr(v, "_utype"):
      v = v._utype(v)
    try:
      t = YANGDynClass(v,base=RestrictedClassType(base_type=unicode, restriction_dict={'length': [u'1..256']}), is_leaf=True, yang_name="tunnel-name", rest_name="name", parent=self, path_helper=self._path_helper, extmethods=self._extmethods, register_paths=True, extensions={u'tailf-common': {u'cli-full-command': None, u'info': u'Tunnel name', u'alt-name': u'name', u'cli-full-no': None}}, namespace='urn:brocade.com:mgmt:brocade-gre-vxlan', defining_module='brocade-gre-vxlan', yang_type='string', is_config=True)
    except (TypeError, ValueError):
      raise ValueError({
          'error-string': """tunnel_name must be of a type compatible with string""",
          'defined-type': "string",
          'generated-type': """YANGDynClass(base=RestrictedClassType(base_type=unicode, restriction_dict={'length': [u'1..256']}), is_leaf=True, yang_name="tunnel-name", rest_name="name", parent=self, path_helper=self._path_helper, extmethods=self._extmethods, register_paths=True, extensions={u'tailf-common': {u'cli-full-command': None, u'info': u'Tunnel name', u'alt-name': u'name', u'cli-full-no': None}}, namespace='urn:brocade.com:mgmt:brocade-gre-vxlan', defining_module='brocade-gre-vxlan', yang_type='string', is_config=True)""",
        })

    self.__tunnel_name = t
    if hasattr(self, '_set'):
      self._set()
Setter method for tunnel_name, mapped from YANG variable /interface/tunnel/tunnel_name (string)
    If this variable is read-only (config: false) in the
    source YANG file, then _set_tunnel_name is considered as a private
    method. Backends looking to populate this variable should
    do so via calling thisObj._set_tunnel_name() directly.