struct {
	T1        // field name is T1
	*T2       // field name is T2
	P.T3      // field name is T3
	*P.T4     // field name is T4
	x, y int  // field names are x and y
}
</pre>

<p>
The following declaration is illegal because field names must be unique
in a struct type:
</p>

<pre>
struct {
	T     // conflicts with embedded field *T and *P.T

        writeTimeout = checkDuration("duration", duration)
      }

    /**
     * Sets the interval between HTTP/2 and web socket pings initiated by this client. Use this to
     * automatically send ping frames until either the connection fails or it is closed. This keeps
     * the connection alive and may detect connectivity failures.
     *

def main(user_id: str):
    return user_id


# A Pydantic model
class User(BaseModel):
    id: int
    name: str
    joined: date
```

That can then be used like:

```Python
my_user: User = User(id=3, name="John Doe", joined="2018-07-19")

second_user_data = {
    "id": 4,
    "name": "Mary",
    "joined": "2018-11-30",
}

my_second_user: User = User(**second_user_data)
```

/// info

{* ../../docs_src/path_params/tutorial005_py39.py hl[1,6:9] *}

/// tip

If you are wondering, "AlexNet", "ResNet", and "LeNet" are just names of Machine Learning <abbr title="Technically, Deep Learning model architectures">models</abbr>.

///

### Declare a *path parameter* { #declare-a-path-parameter }

 * `www.publicobject.com` you must configure both hostnames. Or you may use patterns to match
 * sets of related domain names. The following forms are permitted:
 *
 *  * **Full domain name**: you may pin an exact domain name like `www.publicobject.com`. It won't
 *    match additional prefixes (`us-west.www.publicobject.com`) or suffixes (`publicobject.com`).
 *

	// Copy so clients can also pick it up for other subpaths.
	m.handlers.subStreams[makeZeroSubHandlerID(id)] = &h
	return nil
}

// HostName returns the name of the local host.
func (m *Manager) HostName() string {
	return m.local
}

// Targets returns the names of all remote targets.
func (m *Manager) Targets() []string {
	var res []string
	for k := range m.targets {
		res = append(res, k)
	}
	return res

	}

	// Simulate DeleteObjects of 10 objects in a single request. i.e same lock
	// request UID, but 10 different resource names associated with it.
	var lris []lockRequesterInfo
	uuid := mustGetUUID()
	for i := range 10 {
		resource := fmt.Sprintf("bucket/delete-object-%d", i)
		lri := lockRequesterInfo{
			Name:   resource,
			Writer: true,
			UID:    uuid,
			Owner:  owners[i%len(owners)],
			Group:  true,
			Quorum: 3,

		buckets, err := clnt.ListBuckets(cctx)
		if err != nil {
			return err
		}

		for _, bucket := range buckets {
			info := minioFileInfo{
				p:     pathClean(bucket.Name),
				info:  minio.ObjectInfo{Key: retainSlash(bucket.Name), LastModified: bucket.CreationDate},
				isDir: true,
			}
			if err := callback(&info); err != nil {
				return err
			}
		}

		return nil
	}

// RET
//
//	LRETRN	comma // asm doesn't support the trailing comma.
//	{
//		outcode(int($1), &nullgen, 0, &nullgen);
//	}
	SYSCALL
	BEQ	R1, 2(PC)
	RET


// More JMP/JAL cases, and canonical names JMP, CALL.

	JAL	foo(SB) // CALL foo(SB)
	BEQ	R1, 2(PC)
	JMP	foo(SB)
	CALL	foo(SB)
	RET	foo(SB)

	// unary operation
	NEGW	R1, R2 // 00011023
	NEGV	R1, R2 // 0001102f

			return
		}
		for _, dnsRecords := range dnsBuckets {
			bucketsInfo = append(bucketsInfo, BucketInfo{
				Name:    dnsRecords[0].Key,
				Created: dnsRecords[0].CreationDate,
			})
		}
		sort.Slice(bucketsInfo, func(i, j int) bool {
			return bucketsInfo[i].Name < bucketsInfo[j].Name
		})
	} else {
		// Invoke the list buckets.
		var err error
		bucketsInfo, err = listBuckets(ctx, BucketOptions{})