{* ../../docs_src/query_params_str_validations/tutorial009_an_py310.py hl[9] *}

## Позначення параметрів як застарілих { #deprecating-parameters }

Припустімо, що вам більше не подобається цей параметр.

  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-16)
    - [Deprecation](#deprecation)
    - [API Change](#api-change-2)
    - [Feature](#feature-9)
    - [Documentation](#documentation)
    - [Failing Test](#failing-test-1)
    - [Bug or Regression](#bug-or-regression-16)

  "durations" : [ {
    "testProject" : "archivePerformanceProject",
    "linux" : 808
  } ]
}, {
  "scenario" : "org.gradle.performance.regression.corefeature.DeprecationCreationPerformanceTest.create many deprecation warnings",
  "durations" : [ {
    "testProject" : "generateLotsOfDeprecationWarnings",
    "linux" : 136
  } ]
}, {

      "coverage" : {
        "per_commit" : [ "linux" ]
      }
    } ]
  }, {
    "testId" : "org.gradle.performance.regression.corefeature.DeprecationCreationPerformanceTest.create many deprecation warnings",
    "groups" : [ {
      "testProject" : "generateLotsOfDeprecationWarnings",
      "coverage" : {
        "per_day" : [ "linux" ]
      }
    } ]
  }, {

## Changelog since v1.31.0

## Changes by Kind

### Deprecation

    # This expects that GenerateJsonSchema was already used to generate the definitions
    json_schema = field_mapping[(field, override_mode or field.mode)]
    if "$ref" not in json_schema:
        # TODO remove when deprecating Pydantic v1
        # Ref: https://github.com/pydantic/pydantic/blob/d61792cc42c80b13b23e3ffa74bc37ec7c77f7d1/pydantic/schema.py#L207
        json_schema["title"] = field.field_info.title or field_alias.title().replace(

   *     RuntimeException(e)}. But consider whether users would be better off if your API threw a
   *     different type of exception. For background on the deprecation, read <a
   *     href="https://github.com/google/guava/wiki/Why-we-deprecated-Throwables.propagate">Why we
   *     deprecated {@code Throwables.propagate}</a>.
   */
  @CanIgnoreReturnValue
  @J2ktIncompatible

Тогда можно объявить `alias`, и этот псевдоним будет использован для поиска значения параметра:

{* ../../docs_src/query_params_str_validations/tutorial009_an_py310.py hl[9] *}

## Маркировка параметров как устаревших { #deprecating-parameters }

Предположим, этот параметр вам больше не нравится.

   *     RuntimeException(e)}. But consider whether users would be better off if your API threw a
   *     different type of exception. For background on the deprecation, read <a
   *     href="https://github.com/google/guava/wiki/Why-we-deprecated-Throwables.propagate">Why we
   *     deprecated {@code Throwables.propagate}</a>.
   */
  @CanIgnoreReturnValue
  @J2ktIncompatible

 * credentials. Authenticated connections can/will be reused.
 *
 * @deprecated This is broken by design, even a possible vulnerability. Deprecation is conditional on whether future JDK
 *             versions will allow to do this safely.
 */
@Deprecated
public class NtlmHttpURLConnection extends HttpURLConnection {