assertEquals(ImmutableMap.of(), cache.getAllPresent(asList(1, 2, 3)));
    stats = cache.stats();
    assertEquals(3, stats.missCount());
    assertEquals(0, stats.loadSuccessCount());
    assertEquals(0, stats.loadExceptionCount());
    assertEquals(0, stats.hitCount());

    cache.put(2, 22);

    assertEquals(ImmutableMap.of(2, 22), cache.getAllPresent(asList(1, 2, 3)));
    stats = cache.stats();

        FluentIterable.<Integer>of().append(Lists.newArrayList(1, 2, 3));
    assertEquals(asList(1, 2, 3), Lists.newArrayList(result));
  }

  public void testAppend_emptyList() {
    FluentIterable<Integer> result =
        FluentIterable.<Integer>from(asList(1, 2, 3)).append(Lists.<Integer>newArrayList());
    assertEquals(asList(1, 2, 3), Lists.newArrayList(result));
  }

        .addEqualityGroup(
            ImmutableIntArray.of(1, 2),
            reserialize(ImmutableIntArray.of(1, 2)),
            ImmutableIntArray.of(0, 1, 2, 3).subArray(1, 3))
        .addEqualityGroup(ImmutableIntArray.of(1, 3))
        .addEqualityGroup(ImmutableIntArray.of(1, 2, 3))
        .testEquals();
  }

  /**
   * This is probably a weird and hacky way to test what we're really trying to test, but hey, it

            ImmutableDoubleArray.of(1, 2),
            reserialize(ImmutableDoubleArray.of(1, 2)),
            ImmutableDoubleArray.of(0, 1, 2, 3).subArray(1, 3))
        .addEqualityGroup(ImmutableDoubleArray.of(1, 3))
        .addEqualityGroup(ImmutableDoubleArray.of(1, 2, 3))
        .testEquals();
  }

  /**
   * This is probably a weird and hacky way to test what we're really trying to test, but hey, it

options:
  # make root approval non-recursive
  no_parent_owners: true
approvers:
  - release-engineering-approvers
  - release-managers
  - AuraSinis # 1.24 Release Notes Lead
  - cici37 # 1.23 Release Notes Lead
  - csantanapr # 1.25 Release Notes Lead
  - harshanarayana # 1.27 Release Notes Lead
  - ramrodo # 1.26 Release Notes Lead
  - sanchita-07 # 1.28 Release Notes Lead
  - fsmunoz # 1.29 Release Notes Lead

@app.get("/items/validlist", response_model=List[Item])
def get_validlist():
    return [
        {"name": "foo"},
        {"name": "bar", "price": 1.0},
        {"name": "baz", "price": 2.0, "owner_ids": [1, 2, 3]},
    ]


client = TestClient(app)


def test_valid():
    response = client.get("/items/valid")
    response.raise_for_status()

		},
		{
			[]clause.Interface{
				clause.Select{}, clause.From{}, clause.OrderBy{
					Expression: clause.Expr{SQL: "FIELD(id, ?)", Vars: []interface{}{[]int{1, 2, 3}}, WithoutParentheses: true},
				},
			},
			"SELECT * FROM `users` ORDER BY FIELD(id, ?,?,?)",
			[]interface{}{1, 2, 3},
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {

```Python hl_lines="2  15-20"
{!../../docs_src/extending_openapi/tutorial001.py!}
```

### 🔀 🗄 🔗

🔜 👆 💪 🚮 📄 ↔, ❎ 🛃 `x-logo` `info` "🎚" 🗄 🔗:

```Python hl_lines="21-23"
{!../../docs_src/extending_openapi/tutorial001.py!}
```

### 💾 🗄 🔗

👆 💪 ⚙️ 🏠 `.openapi_schema` "💾", 🏪 👆 🏗 🔗.

👈 🌌, 👆 🈸 🏆 🚫 ✔️ 🏗 🔗 🔠 🕰 👩‍💻 📂 👆 🛠️ 🩺.

   * gets invoked from other immutable collections.
   */
  public void testDoesntCheckForNull() {
    ImmutableSet<Integer> set = ImmutableSet.of(1, 2, 3);
    ImmutableList<Integer> unused =
        new RegularImmutableAsList<Integer>(set, new @Nullable Object[] {null, null, null});
    // shouldn't throw!
  }

      assertEqualsSame(expected, in, anyOf("-").collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-#").collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-#123").collapseFrom(in, replacement));
    }
  }

  private void doTestCollapseWithNoChange(String inout) {
    assertSame(inout, is('-').collapseFrom(inout, '_'));