Таким чином:

```Python
q: str | None = Query(default=None)
```

...робить параметр необов’язковим зі значенням за замовчуванням `None`, що еквівалентно:


```Python

<component name="ProjectCodeStyleConfiguration">
  <state>
    <option name="USE_PER_PROJECT_SETTINGS" value="true" />
    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
  </state>

				default:
					tx.Statement.AddClause(clause.Select{
						Distinct:   db.Statement.Distinct,
						Expression: clause.Expr{SQL: v, Vars: args},
					})
					return
				}
			}

			if clause, ok := tx.Statement.Clauses["SELECT"]; ok {
				clause.Expression = nil
				tx.Statement.Clauses["SELECT"] = clause
			}
		}
	default:

 */
public interface WorkspaceRepository extends Repository {

    /**
     * {@return the type of the repository, i.e. "workspace"}
     */
    @Nonnull
    @Override
    default String getType() {
        return "workspace";
    }

                        {
                            "required": False,
                            "schema": {
                                "anyOf": [{"type": "integer"}, {"type": "null"}],
                                "default": 50,
                                "title": "Standard Query Param",
                            },
                            "name": "standard_query_param",
                            "in": "query",

		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	// Help provides help for config values
	Help = config.HelpKVS{
		config.HelpKV{
			Key:         Speed,
			Description: `customize scanner speed (default|slowest|slow|fast|fastest)` + defaultHelpPostfix(Speed),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         ExcessVersions,

from fastapi import FastAPI, Query

app = FastAPI()


@app.get("/items/")
async def read_items(
    hidden_query: str | None = Query(default=None, include_in_schema=False),
):
    if hidden_query:
        return {"hidden_query": hidden_query}
    else:

	"github.com/minio/minio/internal/disk"
)

// Block sizes constant.
const (
	SmallBlock  = 32 * humanize.KiByte  // Default r/w block size for smaller objects.
	MediumBlock = 128 * humanize.KiByte // Default r/w block size for medium sized objects.
	LargeBlock  = 1 * humanize.MiByte   // Default r/w block size for normal objects.
)

// AlignedBytePool is a pool of fixed size aligned blocks
type AlignedBytePool struct {

                String defaultValue = ce.getAttribute("default-value", null);
                if (value != null || defaultValue != null) {
                    XmlNode e = XmlNode.newInstance(
                            ce.getName(),
                            value,
                            defaultValue != null ? Collections.singletonMap("default-value", defaultValue) : null,
                            null,

				}
			}
		}
	case reflect.Struct:
		assignValue = func(field *schema.Field, value interface{}) {
			if stmt.ReflectValue.CanAddr() {
				field.Set(stmt.Context, stmt.ReflectValue, value)
			}
		}
	default:
		assignValue = func(field *schema.Field, value interface{}) {
		}
	}

	updatingValue := reflect.ValueOf(stmt.Dest)
	for updatingValue.Kind() == reflect.Ptr {
		updatingValue = updatingValue.Elem()
	}