@app.get("/items/{item_id}")
def main(
    item_id: int = Path(default=..., gt=0),
    query: str = Query(default=..., max_length=10),
    session: str = Cookie(default=..., min_length=3),
    x_trace: str = Header(default=..., title="Tracing header"),
):
    return {"message": "Hello World"}
```

...all these parameters are required because the default value is `...` (Ellipsis).

<div class="termy">

```console
$ uv venv
```

</div>

/// tip

By default, `uv` will create a virtual environment in a directory called `.venv`.

But you could customize it passing an additional argument with the directory name.

///

////

            cliRequest.request.setLoggingLevel(MavenExecutionRequest.LOGGING_LEVEL_ERROR);
            slf4jConfiguration.setRootLoggerLevel(Slf4jConfiguration.Level.ERROR);
        }
        // else fall back to default log level specified in conf
        // see https://issues.apache.org/jira/browse/MNG-2570

        // LOG STREAMS
        if (commandLine.hasOption(CLIManager.LOG_FILE)) {

	var basePrefix string
	switch userType {
	case svcUser:
		basePrefix = iamConfigServiceAccountsPrefix
	case stsUser:
		basePrefix = iamConfigSTSPrefix
	default:
		basePrefix = iamConfigUsersPrefix
	}

	cctx, cancel := context.WithTimeout(ctx, defaultContextTimeout)
	defer cancel()

	// Retrieve all keys and values to avoid too many calls to etcd in case of

org.checkerframework.framework.type.treeannotator
org.checkerframework.framework.type.typeannotator
org.checkerframework.framework.type.visitor
org.checkerframework.framework.util
org.checkerframework.framework.util.defaults
org.checkerframework.framework.util.dependenttypes
org.checkerframework.framework.util.element
org.checkerframework.framework.util.typeinference
org.checkerframework.framework.util.typeinference.constraint

        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(RoleService.class).getRole(((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

    public static OptionalEntity<Role> getRole(final CreateForm form) {
        return getEntity(form).map(entity -> {

            case FAMILY_OS400:
                return actualOsName.contains(FAMILY_OS400);
            case FAMILY_OPENVMS:
                return actualOsName.contains(FAMILY_OPENVMS);
            default:
                return actualOsName.contains(family.toLowerCase(Locale.US));
        }
    }

    /**
     * Helper method to determine the current OS family.
     *

			return errFileNotFound
		case osIsExist(err):
			// This is returned only when destination is a directory and we
			// are attempting a rename from file to directory.
			return errIsNotRegular
		default:
			return err
		}
	}
	return nil
}

// Reliably retries os.RenameAll if for some reason os.RenameAll returns
// syscall.ENOENT (parent does not exist).

                            key = "endpoint";
                        binding.setOption(key, val);
                        key = null;
                    }
                    break;
                default:
                    si = arr.length;
            }

            si++;
        } while (si < arr.length);

        if (binding == null || binding.endpoint == null)

			return "", nil, fmt.Errorf("gateway is not a managed gateway")
		}
		namespace = t.Namespace
		selector, err = labels.Parse(label.IoK8sNetworkingGatewayGatewayName.Name + "=" + t.Name)
	default:
		return polymorphichelpers.SelectorsForObject(object)
	}
	return