// and as such incurred latencies.
var Discard io.Writer = discard{}

// discard is /dev/null for Golang.
type discard struct{}

func (discard) Write(p []byte) (int, error) {
	return len(p), nil
}

// DiscardReader discarded reader
func DiscardReader(r io.Reader) {
	Copy(Discard, r)

func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	// Make subtype to avoid recursive UnmarshalXML().
	type subReaderArgs ReaderArgs
	parsedArgs := subReaderArgs{}
	if err := d.DecodeElement(&parsedArgs, &start); err != nil {
		return err
	}

     * If the content is cached in a file, the file contents are read.
     *
     * @return the content as a byte array
     * @throws IOException if an I/O error occurs while reading the file
     */
    public byte[] getContentAsBytes() throws IOException {
        if (data != null) {
            return data.clone();
        }

      throw new IllegalArgumentException(name + " must be positive but was: " + value);
    }
  }

  /**
   * Precondition tester for {@code Iterator.remove()} that throws an exception with a consistent
   * error message.
   */
  static void checkRemove(boolean canRemove) {
    checkState(canRemove, "no calls to next() since the last call to remove()");
  }

  private CollectPreconditions() {}

			n := NSQArgs{
				Enable:      tt.fields.Enable,
				NSQDAddress: tt.fields.NSQDAddress,
				Topic:       tt.fields.Topic,
			}
			if err := n.Validate(); (err != nil) != tt.wantErr {
				t.Errorf("NSQArgs.Validate() error = %v, wantErr %v", err, tt.wantErr)
			}
		})
	}

		return value + strings.Repeat("0", (len(iso8601TimeFormat)-1)-len(value)) + "Z"
	}
	return value
}

// ISO8601Parse parses ISO8601 date string
func ISO8601Parse(iso8601 string) (t time.Time, err error) {
	for _, layout := range []string{
		iso8601TimeFormat,
		iso8601TimeFormatLong,
		time.RFC3339,
	} {
		t, err = time.Parse(layout, iso8601)
		if err == nil {
			return t, nil
		}
	}

}


class OwnerError(Exception):
    pass


def get_username():
    try:
        yield "Rick"
    except OwnerError as e:
        raise HTTPException(status_code=400, detail=f"Owner error: {e}")


@app.get("/items/{item_id}")
def get_item(item_id: str, username: Annotated[str, Depends(get_username)]):
    if item_id not in data:
        raise HTTPException(status_code=404, detail="Item not found")

from starlette.exceptions import HTTPException as StarletteHTTPException

app = FastAPI()


@app.exception_handler(StarletteHTTPException)
async def custom_http_exception_handler(request, exc):
    print(f"OMG! An HTTP error!: {repr(exc)}")
    return await http_exception_handler(request, exc)


@app.exception_handler(RequestValidationError)
async def validation_exception_handler(request, exc):

// Code generated by "stringer -type=rebalStatus -trimprefix=rebal erasure-server-pool-rebalance.go"; DO NOT EDIT.

package cmd

import "strconv"

func _() {
	// An "invalid array index" compiler error signifies that the constant values have changed.
	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[rebalNone-0]
	_ = x[rebalStarted-1]
	_ = x[rebalCompleted-2]
	_ = x[rebalStopped-3]
	_ = x[rebalFailed-4]
}

 * bandwidth.
 *
 * The Cache instance must have exclusive access to the [directory], since the internal data structures
 * may cause corruption or runtime errors if not. It may however be shared amongst multiple OkHttpClient
 * instances.
 *
 * ## Cache Optimization
 *
 * To measure cache effectiveness, this class tracks three statistics:
 *