final ServerMessageBlock2Response resp = (ServerMessageBlock2Response) response;
        synchronized (resp) {
            if (resp.isAsync() && !resp.isAsyncHandled() && resp.getStatus() == NtStatus.NT_STATUS_PENDING && resp.getAsyncId() != 0) {
                resp.setAsyncHandled(true);
                final boolean first = !req.isAsync();
                req.setAsyncId(resp.getAsyncId());

	}

	reqStartTime := time.Now()
	resp, err := o.client.Do(req)
	if err != nil {
		o.serviceMetrics.accumRequestRTT(reqStartTime, 0, false)
		return AuthNResponse{}, err
	}
	defer o.args.CloseRespFn(resp.Body)
	reqDurNanos := time.Since(reqStartTime).Nanoseconds()
	o.serviceMetrics.accumRequestRTT(reqStartTime, float64(reqDurNanos)/1e6, true)

	switch resp.StatusCode {
	case 200:

Like `stored_item_model.model_copy(update=update_data)`:

{* ../../docs_src/body_updates/tutorial002_py310.py hl[33] *}

### Partial updates recap { #partial-updates-recap }

In summary, to apply partial updates you would:

* (Optionally) use `PATCH` instead of `PUT`.
* Retrieve the stored data.
* Put that data in a Pydantic model.

		response.DecryptionErr = "The generated and the decrypted data key do not match"
		resp, err := json.Marshal(response)
		if err != nil {
			writeCustomErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInternalError), err.Error(), r.URL)
			return
		}
		writeSuccessResponseJSON(w, resp)
		return
	}

	resp, err := json.Marshal(response)
	if err != nil {

                final Smb2IoctlResponse resp = th.send(req, RequestParam.NO_RETRY);
                return resp.getOutputLength();
            }
            if (this.transact) {
                final TransTransactNamedPipe req = new TransTransactNamedPipe(th.getConfig(), fh.getFid(), buf, off, length);
                final TransTransactNamedPipeResponse resp = new TransTransactNamedPipeResponse(th.getConfig(), inB);

	ctx, cancel := context.WithTimeout(context.Background(), dsync.DefaultTimeouts.RefreshCall)
	defer cancel()

	resp := lockRPCRefresh.NewResponse()
	refreshed, err := l.ll.Refresh(ctx, *args)
	if err != nil {
		return l.makeResp(resp, err)
	}
	if !refreshed {
		return l.makeResp(resp, errLockNotFound)
	}
	return l.makeResp(resp, err)
}

// LockHandler - Acquires a lock.

	})
	if err != nil {
		return cache, toStorageErr(err)
	}
	var final *dataUsageCache
	err = st.Results(func(resp *nsScannerResp) error {
		if resp.Update != nil {
			select {
			case <-ctx.Done():
			case updates <- *resp.Update:
			}
		}
		if resp.Final != nil {
			final = resp.Final
		}
		// We can't reuse the response since it is sent upstream.
		return nil
	})
	if err != nil {

        CommonServerMessageBlockResponse resp = mock(CommonServerMessageBlockResponse.class);

        // Configure the tree to throw transport error on first call, succeed on second
        when(tree.send(eq(req), eq(resp), anySet()))
                .thenThrow(new SmbException("transport error", new jcifs.util.transport.TransportException()))
                .thenReturn(resp);

        setTree(c, tree);

As these keys may not necessarily be part of the OpenAPI specification, some OpenAPI tools, for example [the OpenAPI validator](https://validator.swagger.io/), may not work with your generated schema.

///

## Recap { #recap }

You can use Pydantic's `Field` to declare extra validations and metadata for model attributes.

				return err
			}
			// Fall through to be sure we have returned all responses.
			doneCh = nil
		case resp, ok := <-s.responses:
			if !ok {
				done = true
				return nil
			}
			if resp.Err != nil {
				s.cancel(resp.Err)
				return resp.Err
			}
			err = next(resp.Msg)
			if err != nil {
				s.cancel(err)
				return err
			}
		}
	}
}