from pydantic import BaseModel as BaseModelV2
from pydantic.v1 import BaseModel


class Item(BaseModel):
    name: str
    description: str | None = None
    size: float


class ItemV2(BaseModelV2):
    name: str
    description: str | None = None
    size: float


app = FastAPI()


@app.post("/items/", response_model=ItemV2)
async def create_item(item: Item):

    @ValidateTypeFailure
    public Integer crudMode;

    /** The regular canonical hostname that should be used */
    @Required
    @Size(max = 1000)
    public String regularName;

    /** The duplicate hostname that should be redirected to the regular name */
    @Required
    @Size(max = 1000)
    public String duplicateHostName;

    /** The sort order for displaying this duplicate host entry */
    @Required

        listen  [::]:9000;
        server_name  localhost;

        # To allow special characters in headers
        ignore_invalid_headers off;
        # Allow any size file to be uploaded.
        # Set to a value such as 1000m; to restrict file size to a specific value
        client_max_body_size 0;
        # To disable buffering
        proxy_buffering off;
        proxy_request_buffering off;

        location / {

    return CollectSpliterators.indexed(size(), characteristics, this::get);
  }

  @Override
  int copyIntoArray(@Nullable Object[] dst, int offset) {
    // this loop is faster for RandomAccess instances, which ImmutableLists are
    int size = size();
    for (int i = 0; i < size; i++) {
      dst[offset + i] = get(i);
    }
    return offset + size;
  }

  /**

    for (C col : columnSpace) {
      columns.put(col, new LinkedHashMap<R, V>());
    }
    int[] cellRowIndices = new int[cellList.size()];
    int[] cellColumnInRowIndices = new int[cellList.size()];
    for (int i = 0; i < cellList.size(); i++) {
      Cell<R, C, V> cell = cellList.get(i);
      R rowKey = cell.getRowKey();
      C columnKey = cell.getColumnKey();
      V value = cell.getValue();

        Map<String, Dependency> normalized = new LinkedHashMap<>(dependencies.size() * 2);

        for (Dependency dependency : dependencies) {
            normalized.put(dependency.getManagementKey(), dependency);
        }

        if (dependencies.size() != normalized.size()) {
            model.setDependencies(new ArrayList<>(normalized.values()));
        }
    }

    /**

		return
	}

	actualSize := size
	var idxCb func() []byte
	if isCompressible(r.Header, object) && size > minCompressibleSize {
		// Storing the compression metadata.
		metadata[ReservedMetadataPrefix+"compression"] = compressionAlgorithmV2
		metadata[ReservedMetadataPrefix+"actual-size"] = strconv.FormatInt(size, 10)

		actualReader, err := hash.NewReader(ctx, reader, size, md5hex, sha256hex, actualSize)

        log.debug("Discovered {} local network interfaces", localInterfaces.size());
    }

    private boolean canEnableMultiChannel() {
        return localInterfaces.size() > 0 && remoteInterfaces.size() > 0 && (localInterfaces.size() > 1 || remoteInterfaces.size() > 1);
    }

    private void establishAdditionalChannels() {
        int currentChannels = channels.size();

    assertThat(map.getInstance(Integer.class)).isNull();
    assertEquals(2, map.size());
  }

  public void testParameterizedType() {
    TypeToken<ImmutableList<Integer>> type = new TypeToken<ImmutableList<Integer>>() {};
    map.putInstance(type, ImmutableList.of(1));
    assertEquals(1, map.size());
    assertEquals(ImmutableList.of(1), map.getInstance(type));
  }

            int start = params.getStartPosition();
            int size = params.getPageSize();
            SearchResultBuilder builder = SearchResult.create();
            for (int i = start; i < start + size && i < allRecordCount; i++) {
                Map<String, Object> doc = new HashMap<>();
                doc.put(ID_FIELD, Integer.toString(i));