## Importe `Path` { #import-path }

Primeiro, importe `Path` de `fastapi`, e importe `Annotated`:

{* ../../docs_src/path_params_numeric_validations/tutorial001_an_py310.py hl[1,3] *}

/// info | Informação

                                        </la:link>
                                        <la:link href="../list/1?dictId=${f:u(dictId)}"
                                                 styleClass="btn btn-primary btn-xs">
                                            <i class="fa fa-th-list" aria-hidden="true"></i>
                                            <la:message key="labels.dict_protwords_list_link"/>

                        <div
                                class="card card-outline <c:if test="${crudMode == 1 || crudMode == 2}">card-success</c:if><c:if test="${crudMode == 3}">card-danger</c:if><c:if test="${crudMode == 4}">card-primary</c:if>">
                                <%-- Card Header --%>
                            <div class="card-header">
                                <h3 class="card-title">

                        <div
                                class="card card-outline <c:if test="${crudMode == 1 || crudMode == 2}">card-success</c:if><c:if test="${crudMode == 3}">card-danger</c:if><c:if test="${crudMode == 4}">card-primary</c:if>">
                            <div class="card-header">
                                <h3 class="card-title">
                                    <c:if test="${crudMode == 1}">

    int NT_STATUS_NO_TRUST_SAM_ACCOUNT = 0xC000018b;
    /** The trust relationship between the primary domain and the trusted domain failed */
    int NT_STATUS_TRUSTED_DOMAIN_FAILURE = 0xC000018c;
    /** The trust relationship between this workstation and the primary domain failed */
    int NT_STATUS_TRUSTED_RELATIONSHIP_FAILURE = 0xC000018d;
    /** The account used is a computer account */

                </div>
            </div>
        </div>
        <section class="content">
            <div class="row">
                <div class="col-12">
                    <div class="card card-outline card-primary">
                        <%-- Card Header --%>
                        <div class="card-header">
                            <h3 class="card-title">

	ErrMissingWhereClause = errors.New("WHERE conditions required")
	// ErrUnsupportedRelation unsupported relations
	ErrUnsupportedRelation = errors.New("unsupported relations")
	// ErrPrimaryKeyRequired primary keys required
	ErrPrimaryKeyRequired = errors.New("primary key required")
	// ErrModelValueRequired model value required
	ErrModelValueRequired = errors.New("model value required")
	// ErrModelAccessibleFieldsRequired model accessible fields required

                                        </la:link>
                                        <la:link href="../list/1?dictId=${f:u(dictId)}"
                                                 styleClass="btn btn-primary btn-xs">
                                            <i class="fa fa-th-list" aria-hidden="true"></i>
                                            <la:message key="labels.dict_stemmeroverride_list_link"/>

### Aplicación de nivel superior { #top-level-application }

Primero, crea la aplicación principal de nivel superior de **FastAPI**, y sus *path operations*:

{* ../../docs_src/sub_applications/tutorial001_py39.py hl[3, 6:8] *}

### Sub-aplicación { #sub-application }

                        <div
                                class="card card-outline <c:if test="${crudMode == 1 || crudMode == 2}">card-success</c:if><c:if test="${crudMode == 3}">card-danger</c:if><c:if test="${crudMode == 4}">card-primary</c:if>">
                                <%-- Card Header --%>
                            <div class="card-header">
                                <h3 class="card-title">