}
		}
	}
	return nil
}

// IsEmpty returns true if Filter is not specified in the XML
func (f Filter) IsEmpty() bool {
	return !f.set
}

// Validate - validates the filter element
func (f Filter) Validate() error {
	if f.IsEmpty() {
		return errXMLNotWellFormed
	}
	// A Filter must have exactly one of Prefix, Tag,
	// ObjectSize{LessThan,GreaterThan} or And specified.

    }

    /**
     * Validates the current request by checking for stored web API exceptions.
     * Throws any stored WebApiException if found.
     *
     * @throws WebApiException If a web API exception was previously stored
     */
    public static void validate() {

And then in our code, we parse that YAML content directly, and then we are again using the same Pydantic model to validate the YAML content:

{* ../../docs_src/path_operation_advanced_configuration/tutorial007_py310.py hl[24:31] *}

/// tip

Here we reuse the same Pydantic model.

But the same way, we could have validated it in some other way.

				t.Fatalf("Test %d: Expected ExcludeFoldersr=%v but got %v", i+1, tc.excludeFolders, v.ExcludeFolders)
			}
		}
	}
}

func TestMarshalXML(t *testing.T) {
	// Validates if Versioning with no excluded prefixes omits
	// ExcludedPrefixes tags
	v := Versioning{
		Status: Enabled,
	}
	buf, err := xml.Marshal(v)
	if err != nil {
		t.Fatalf("Failed to marshal %v: %v", v, err)

    //                                                                        ============

    /**
     * Validates group attributes using LDAP manager.
     *
     * @param attributes the attributes to validate
     * @param throwError the error handler
     */

* Validate **complex structures**:
    * Use of hierarchical Pydantic models, Python `typing`’s `List` and `Dict`, etc.
    * And validators allow complex data schemas to be clearly and easily defined, checked and documented as JSON Schema.
    * You can have deeply **nested JSON** objects and have them all validated and annotated.
* **Extensible**:

	if err != nil {
		return nil, false, fmt.Errorf("Error looking up DN %s: %w", dn, err)
	}
	if searchRes == nil {
		return nil, false, nil
	}

	// This will not return an error as the argument is validated to be a DN.
	pdn, _ := ldap.ParseDN(searchRes.NormDN)

	// Check that the DN is under a configured base DN in the LDAP
	// directory.
	for _, baseDN := range baseDNList {
		if baseDN.Parsed.AncestorOf(pdn) {

}

// TestHeadOnObjectLastModified - Asserts response for HEAD on an object.
// HEAD requests on an object validates the existence of the object.
// The responses for fetching the object when If-Modified-Since
// and If-Unmodified-Since headers set are validated.
// If-Modified-Since - Return the object only if it has been modified since the specified time, else return a 304 (not modified).

            throw new SsoLoginException("unexpected set of artifacts received");
        }
    }

    /**
     * Validates the OAuth2 state parameter.
     * @param session The HTTP session containing stored state data.
     * @param state The state parameter to validate.
     * @return The validated state data.
     */
    protected StateData validateState(final HttpSession session, final String state) {

        });
        return redirectWith(getClass(), moreUrl("list/1").params("dictId", form.dictId));
    }

    /**
     * Update an existing stemmer override item.
     * Validates the form data and updates the item in the dictionary.
     *
     * @param form The edit form containing updated item data
     * @return HTML response redirecting to the list page on success
     */
    @Execute