"encoding/xml"
	"time"
)

var (
	errLifecycleInvalidDate         = Errorf("Date must be provided in ISO 8601 format")
	errLifecycleInvalidDays         = Errorf("Days must be positive integer when used with Expiration")
	errLifecycleInvalidExpiration   = Errorf("Exactly one of Days (positive integer) or Date (positive ISO 8601 format) should be present inside Expiration.")

                    type: integer
                    format: int64
                    example: 0
                  page_size:
                    type: integer
                    example: 20
                  page_number:
                    type: integer
                    example: 1
                  record_count:
                    type: integer
                    format: int64
                    example: 31625

    - tutorial/header-param-models.md
    - tutorial/response-model.md
    - tutorial/extra-models.md
    - tutorial/response-status-code.md
    - tutorial/request-forms.md
    - tutorial/request-form-models.md
    - tutorial/request-files.md
    - tutorial/request-forms-and-files.md
    - tutorial/handling-errors.md
    - tutorial/path-operation-configuration.md
    - tutorial/encoder.md
    - tutorial/body-updates.md

Klaus Post <******@****.***> 1759093161 +0200

Klaus Post <******@****.***> 1756435188 +0200

/// note | Заметка

Этот функционал доступен начиная с версии FastAPI `0.113.0`. 🤓

///

## Pydantic-модели для форм { #pydantic-models-for-forms }

Вам просто нужно объявить **Pydantic-модель** с полями, которые вы хотите получить как **поля формы**, а затем объявить параметр как `Form`:

{* ../../docs_src/request_form_models/tutorial001_an_py39.py hl[9:11,15] *}

                    "properties": {
                        "files": {
                            "title": "Files",
                            "type": "array",
                            "items": {"type": "string", "format": "binary"},
                        }
                    },
                },
                "Body_create_files_files__post": {
                    "title": "Body_create_files_files__post",

var (
	errTransitionInvalidDays     = Errorf("Days must be 0 or greater when used with Transition")
	errTransitionInvalidDate     = Errorf("Date must be provided in ISO 8601 format")
	errTransitionInvalid         = Errorf("Exactly one of Days (0 or greater) or Date (positive ISO 8601 format) should be present in Transition.")
	errTransitionDateNotMidnight = Errorf("'Date' must be at midnight GMT")
)

	for k, v := range req.Form {
		if !defaultSigParams.Contains(k) {
			query[k] = v
		}
	}

	// Get the encoded query.
	encodedQuery := query.Encode()

	// Verify if date query is same.
	if req.Form.Get(xhttp.AmzDate) != query.Get(xhttp.AmzDate) {
		return ErrSignatureDoesNotMatch
	}
	// Verify if expires query is same.
	if req.Form.Get(xhttp.AmzExpires) != query.Get(xhttp.AmzExpires) {

                        "file": {
                            "title": "File",
                            "type": "string",
                            "description": "A file read as bytes",
                            "format": "binary",
                        }
                    },
                },
                "Body_create_upload_file_uploadfile__post": {
                    "title": "Body_create_upload_file_uploadfile__post",