```Python
q: str | None = None
```

For example:

//// tab | Python 3.10+

```Python hl_lines="28"
{!> ../../docs_src/body_multiple_params/tutorial004_an_py310.py!}
```

////

//// tab | Python 3.9+

```Python hl_lines="28"
{!> ../../docs_src/body_multiple_params/tutorial004_an_py39.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="29"

    assertEquals(Range.atMost(8), range.span(Range.atMost(2)));

    // adjacent below
    assertEquals(Range.closed(2, 8), range.span(Range.closedOpen(2, 4)));
    assertEquals(Range.atMost(8), range.span(Range.lessThan(4)));

    // overlap below
    assertEquals(Range.closed(2, 8), range.span(Range.closed(2, 6)));
    assertEquals(Range.atMost(8), range.span(Range.atMost(6)));

    // enclosed with same start

		GitVersion: "v1.25",
	}
	version1_26 = &version.Info{
		Major:      "1",
		Minor:      "26",
		GitVersion: "v1.26",
	}
	version1_28 = &version.Info{
		Major:      "1",
		Minor:      "28",
		GitVersion: "v1.28",
	}
	version1_19RC = &version.Info{
		Major:      "1",
		Minor:      "19",
		GitVersion: "v1.19.5-rc.0",
	}
	version1_17GKE = &version.Info{
		Major:      "1",
		Minor:      "17+",

```Python hl_lines="13-14  24-25"
{!../../docs_src/extending_openapi/tutorial001.py!}
```

### 🔐 👩‍🔬

🔜 👆 💪 ❎ `.openapi()` 👩‍🔬 ⏮️ 👆 🆕 🔢.

```Python hl_lines="28"
{!../../docs_src/extending_openapi/tutorial001.py!}
```

### ✅ ⚫️

     * when the escaper is made compliant with RFC 2396, but that's a good thing (just change them
     * to assertUnescaped).
     */
    assertEscaping(e, "%21", '!');
    assertEscaping(e, "%28", '(');
    assertEscaping(e, "%29", ')');
    assertEscaping(e, "%7E", '~');
    assertEscaping(e, "%27", '\'');

    // Plus for spaces
    assertEscaping(e, "+", ' ');
    assertEscaping(e, "%2B", '+');

	pkgVersion "istio.io/istio/pkg/version"
)

const (
	// MinK8SVersion is the minimum k8s version required to run this version of Istio
	// https://istio.io/docs/setup/platform-setup/
	MinK8SVersion               = 28
	UnSupportedK8SVersionLogMsg = "\nThe Kubernetes version %s is not supported by Istio %s. The minimum supported Kubernetes version is 1.%d.\n" +
		"Proceeding with the installation, but you might experience problems. " +

     * when the escaper is made compliant with RFC 2396, but that's a good thing (just change them
     * to assertUnescaped).
     */
    assertEscaping(e, "%21", '!');
    assertEscaping(e, "%28", '(');
    assertEscaping(e, "%29", ')');
    assertEscaping(e, "%7E", '~');
    assertEscaping(e, "%27", '\'');

    // Plus for spaces
    assertEscaping(e, "+", ' ');
    assertEscaping(e, "%2B", '+');

	_ = x[HandlerListen-23]
	_ = x[HandlerDeleteBucketMetadata-24]
	_ = x[HandlerLoadBucketMetadata-25]
	_ = x[HandlerReloadSiteReplicationConfig-26]
	_ = x[HandlerReloadPoolMeta-27]
	_ = x[HandlerStopRebalance-28]
	_ = x[HandlerLoadRebalanceMeta-29]
	_ = x[HandlerLoadTransitionTierConfig-30]
	_ = x[HandlerDeletePolicy-31]
	_ = x[HandlerLoadPolicy-32]
	_ = x[HandlerLoadPolicyMapping-33]
	_ = x[HandlerDeleteServiceAccount-34]

							*
						</Import-Package>
					</instructions>
				</configuration>
			</plugin>
			<plugin>
				<groupId>org.codehaus.mojo</groupId>
				<artifactId>clirr-maven-plugin</artifactId>
				<version>2.8</version>
				<executions>
					<execution>
						<id>check-compatibility</id>
						<goals>
							<goal>check</goal>
						</goals>
					</execution>
				</executions>
				<configuration>

            // if (byte1 > (byte) 0xF4
            //     || byte1 == (byte) 0xF0 && byte2 < (byte) 0x90
            //     || byte1 == (byte) 0xF4 && byte2 > (byte) 0x8F)
            || (((byte1 << 28) + (byte2 - (byte) 0x90)) >> 30) != 0
            // Third byte trailing-byte test
            || bytes[index++] > (byte) 0xBF
            // Fourth byte trailing-byte test
            || bytes[index++] > (byte) 0xBF) {