def __call__(self, args, _):
operation_parser = self._create_operation_parser(self.arg_table)
self._add_help(operation_parser)
parsed_args, remaining = operation_parser.parse_known_args(args)
if remaining:
raise UnknownArgumentError('Unknown options: %s' %
', '.join(remaining))
return self.operational_name
def __call__(self, args, parsed_globals):
# Once we know we're trying to call a particular operation
# of a service we can go ahead and load the parameters.
event = 'before-building-argument-table-parser.%s.%s' % \
(self._parent_name, self._name)
self._emit(event, argument_table=self.arg_table, args=args,
session=self._session)
operation_parser = self._create_operation_parser(self.arg_table)
self._add_help(operation_parser)
parsed_args, remaining = operation_parser.parse_known_args(args)
if parsed_args.help == 'help':
op_help = self.create_help_command()
return op_help(remaining, parsed_globals)
elif parsed_args.help:
remaining.append(parsed_args.help)
if remaining:
raise UnknownArgumentError(
"Unknown options: %s" % ', '.join(remaining))
event = 'operation-args-parsed.%s.%s' % (self._parent_name,
self._name)
self._emit(event, parsed_args=parsed_args,
parsed_globals=parsed_globals)
call_parameters = self._build_call_parameters(
parsed_args, self.arg_table)
event = 'calling-command.%s.%s' % (self._parent_name,
self._name)
override = self._emit_first_non_none_response(
event,
call_parameters=call_parameters,
parsed_args=parsed_args,
parsed_globals=parsed_globals
)
# There are two possible values for override. It can be some type
# of exception that will be raised if detected or it can represent
# the desired return code. Note that a return code of 0 represents
# a success.
if override is not None:
if isinstance(override, Exception):
# If the override value provided back is an exception then
# raise the exception
raise override
else:
# This is the value usually returned by the ``invoke()``
# method of the operation caller. It represents the return
# code of the operation.
return override
else:
# No override value was supplied.
return self._operation_caller.invoke(
self._operation_model.service_model.service_name,
self._operation_model.name,
call_parameters, parsed_globals)
def __call__(self, args, parsed_globals):
# Once we know we're trying to call a particular operation
# of a service we can go ahead and load the parameters.
operation_parser = self._create_operation_parser(self.arg_table)
self._add_help(operation_parser)
parsed_args, remaining = operation_parser.parse_known_args(args)
if parsed_args.help == 'help':
op_help = self.create_help_command()
return op_help(parsed_args, parsed_globals)
elif parsed_args.help:
remaining.append(parsed_args.help)
if remaining:
raise UnknownArgumentError("Unknown options: %s" %
', '.join(remaining))
service_name = self._service_object.endpoint_prefix
operation_name = self._operation_object.name
event = 'operation-args-parsed.%s.%s' % (self._parent_name, self._name)
self._emit(event, parsed_args=parsed_args)
call_parameters = self._build_call_parameters(parsed_args,
self.arg_table)
return self._operation_caller.invoke(self._operation_object,
call_parameters, parsed_globals)