"bytes=-1",
		"bytes=1-",
	}
	for _, rangeString := range invalidRangeStrings {
		if _, err := parseCopyPartRangeSpec(rangeString); err == nil {
			t.Fatalf("expected: an error, got: <nil> for range %s", rangeString)
		}
	}

	// Test error range strings.
	errorRangeString := []string{
		"bytes=10-10",
		"bytes=20-30",
	}
	for _, rangeString := range errorRangeString {
		rs, err := parseCopyPartRangeSpec(rangeString)

///

If you are using `pip` to install packages (it comes by default with Python), you should **upgrade** it to the latest version.

Many exotic errors while installing a package are solved by just upgrading `pip` first.

/// tip

You would normally do this **once**, right after you create the virtual environment.

///

 * under the License.
 */
package org.apache.maven.api.services;

/**
 * Exception thrown when toolchain factory operations fail.
 *
 * <p>This exception wraps errors that occur during toolchain creation or initialization.</p>
 */
public class ToolchainFactoryException extends MavenException {

    public ToolchainFactoryException(String message) {
        super(message);
    }

                && cipherId != CIPHER_AES_256_GCM) {
            log.error("Invalid cipher ID: {}", cipherId);
            return false;
        }

        // Validate keys are available
        if (keyManager == null && (encryptionKey == null || decryptionKey == null)) {
            log.error("No encryption keys available");
            return false;
        }

        // Validate key lengths

            }

            char ch = s.charAt(pos);
            pos++;
            if (ch == '\\') {
                sb.append(ch);
                if (pos >= end) {
                    break; // ERROR, or let it go?
                }
                ch = s.charAt(pos);
                pos++;
            }

            sb.append(ch);
        }

        if (sb.length() > 0) {

        // Handle successful response
        response.getItems().forEach(item -> 
            System.out.println("Async suggestion: " + item.getText()[0])
        );
    })
    .error(throwable -> {
        // Handle error
        System.err.println("Error: " + throwable.getMessage());
    });
```

## Advanced Usage

### Index from Existing Documents

```java

    /**
     * The headers of the response.
     */
    private Map<String, List<String>> headers;

    /**
     * Closes the content cache if it is not null.
     *
     * @throws IOException if an I/O error occurs.
     */
    @Override
    public void close() throws IOException {
        if (contentCache != null) {
            contentCache.close();
        }
    }

    /**

            instance.setAccessible(true);
            instance.set(null, null);
        } catch (NoSuchFieldException | IllegalAccessException e) {
            log.error("Failed to reset SingletonContext instance", e);
            fail("Failed to reset SingletonContext instance: " + e.getMessage());
        }
        // Clear system properties that might affect the test

		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Error out if Content-Length is missing.
	// PutBucketPolicy always needs Content-Length.
	if r.ContentLength <= 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL)
		return
	}

	// Error out if Content-Length is beyond allowed size.
	if r.ContentLength > maxBucketPolicySize {

 */
interface Call : Cloneable {
  /** Returns the original request that initiated this call. */
  fun request(): Request

  /**
   * Invokes the request immediately, and blocks until the response can be processed or is in error.
   *
   * To avoid leaking resources callers should close the [Response] which in turn will close the
   * underlying [ResponseBody].
   *
   * ```java
   * // ensure the response (and underlying response body) is closed