* implementation, or delegating to the provided {@code standardAdd} method.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingMultiset}.
 *
 * <p>The {@code standard} methods and any collection views they return are not guaranteed to be

First, you need to import `BaseModel` from `pydantic`:

{* ../../docs_src/body/tutorial001_py310.py hl[2] *}

## Create your data model { #create-your-data-model }

Then you declare your data model as a class that inherits from `BaseModel`.

Use standard Python types for all the attributes:

{* ../../docs_src/body/tutorial001_py310.py hl[5:9] *}

text-align: left;\n}\n\nth {\n  text-align: inherit;\n  text-align: -webkit-match-parent;\n}\n\nthead,\ntbody,\ntfoot,\ntr,\ntd,\nth {\n  border-color: inherit;\n  border-style: solid;\n  border-width: 0;\n}\n\nlabel {\n  display: inline-block;\n}\n\nbutton {\n  border-radius: 0;\n}\n\nbutton:focus:not(:focus-visible) {\n  outline: 0;\n}\n\ninput,\nbutton,\nselect,\noptgroup,\ntextarea {\n  margin: 0;\n  font-family: inherit;\n  font-size: inherit;\n  line-height: inherit;\n}\n\nbutton,\nselect {\n  text-transform:...

 * provided {@code standardAddAll} method.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingNavigableSet}.
 *

 * Note that the aggregator project is required to have a {@code pom} packaging.</p>
 *
 * <p><dfn>Project inheritance</dfn> defines a parent-child relationship between projects.
 * The <dfn>child project</dfn> inherits all the information from the <dfn>parent project</dfn>
 * POM.</p>
 *
 */

 * provided {@code standardAddAll} method.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingNavigableSet}.
 *

        assertThrows(NullPointerException.class, () -> {
            msrpcShareGetInfo.getSecurity();
        });
    }

    @Test
    void testInheritedFields() throws Exception {
        // Verify inherited fields are properly set
        assertEquals(0x10, msrpcShareGetInfo.getOpnum());

        // Test that the info field is properly initialized

        CharMappingItem item = new CharMappingItem(42L, new String[] { "input" }, "output");
        assertEquals(42L, item.getId());
    }

    public void test_getCreatedBy_getCreatedTime() {
        // Test inherited methods from DictionaryItem
        CharMappingItem item = new CharMappingItem(1L, new String[] { "input" }, "output");

        // Test basic properties that exist
        assertNotNull(item.getInputs());

INHERIT: ../en/mkdocs.maybe-insiders.yml
site_name: FastAPI
site_description: FastAPI framework, high performance, easy to learn, fast to code, ready for production
site_url: https://fastapi.tiangolo.com/
theme:
  name: material
  custom_dir: ../en/overrides
  palette:
  - media: (prefers-color-scheme)
    toggle:
      icon: material/lightbulb-auto
      name: Switch to light mode
  - media: '(prefers-color-scheme: light)'
    scheme: default

    }

    @Test
    @DisplayName("Should verify response state methods from parent")
    void testResponseStateMethods() throws Exception {
        // Test that response inherits state tracking from ServerMessageBlock2Response

        // Initially not received
        Method isReceivedMethod = ServerMessageBlock2Response.class.getDeclaredMethod("isReceived");