return
	}
	enc := json.NewEncoder(w)
	for {
		select {
		case entry, ok := <-diffCh:
			if !ok {
				return
			}
			if err := enc.Encode(entry); err != nil {
				return
			}
			if len(diffCh) == 0 {
				// Flush if nothing is queued
				w.(http.Flusher).Flush()
			}
		case <-keepAliveTicker.C:
			if len(diffCh) > 0 {

  @Test
  fun minMaxHeaderTableSize() {
    bytesIn.writeByte(0x20)
    hpackReader!!.readHeaders()
    assertThat(hpackReader!!.maxDynamicTableByteCount()).isEqualTo(0)
    bytesIn.writeByte(0x3f) // encode size 4096
    bytesIn.writeByte(0xe1)
    bytesIn.writeByte(0x1f)
    hpackReader!!.readHeaders()
    assertThat(hpackReader!!.maxDynamicTableByteCount()).isEqualTo(4096)
  }

			}
		}

		contentType := expfmt.Negotiate(r.Header)
		w.Header().Set("Content-Type", string(contentType))

		enc := expfmt.NewEncoder(w, contentType)
		for _, mf := range mfs {
			if err := enc.Encode(mf); err != nil {
				// client may disconnect for any reasons
				// we do not have to log this.
				return
			}
		}
		if closer, ok := enc.(expfmt.Closer); ok {
			closer.Close()
		}
	})
}

Với **FastAPI**, bạn có được tất cả những tính năng của **Starlette**:

* Hiệu năng thực sự ấn tượng. Nó là <a href="https://github.com/encode/starlette#performance" class="external-link" target="_blank">một trong nhưng framework Python nhanh nhất, khi so sánh với **NodeJS** và **Go**</a>.
* Hỗ trợ **WebSocket**.
* In-process background tasks.

通过 **FastAPI** 你可以获得所有 **Starlette** 的特性 ( FastAPI 就像加强版的 Starlette )：

* 令人惊叹的性能。它是 <a href="https://github.com/encode/starlette#performance" class="external-link" target="_blank">Python 可用的最快的框架之一，和 **NodeJS** 及 **Go** 相当</a>。
* **支持 WebSocket** 。
* **支持 GraphQL** 。
* 后台任务处理。
* Startup 和 shutdown 事件。
* 测试客户端基于 HTTPX。

	// client is still connected, attempt the request.

	// Shallow copy. We don't modify the *UserInfo, if set.
	// All other fields are copied.
	u := *c.url
	u.Path = path.Join(u.Path, rpcMethod)
	u.RawQuery = values.Encode()

	req, err := c.newRequest(ctx, httpMethod, u, body)
	if err != nil {
		return nil, &NetworkError{Err: err}
	}
	if length > 0 {
		req.ContentLength = length
	}

	_, envOnly := r.Form["env"]

	rd, err := GetHelp(subSys, key, envOnly)
	if err != nil {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
		return
	}

	json.NewEncoder(w).Encode(rd)
}

// SetConfigHandler - PUT /minio/admin/v3/config
func (a adminAPIHandlers) SetConfigHandler(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

			defer grid.PutByteBuffer(buf)
			writers[i] = newStreamingBitrotWriterBuffer(inlineBuffers[i], DefaultBitrotAlgorithm, erasure.ShardSize())
		}
	}

	n, erasureErr := erasure.Encode(ctx, data, writers, buffer, writeQuorum)
	closeBitrotWriters(writers)
	if erasureErr != nil {
		return ObjectInfo{}, toObjectErr(erasureErr, minioMetaBucket, key)
	}

     * length of the local certificate chain. These certificates are also base64-encoded and appear
     * each on their own line. A length of -1 is used to encode a null array. The last line is
     * optional. If present, it contains the TLS version.
     */
    @Throws(IOException::class)
    constructor(rawSource: Source) {
      rawSource.use {

			for i := 0; i < size; i++ {
				fi.VersionID = mustGetUUID()
				fi.DataDir = mustGetUUID()
				ids[i] = fi.VersionID
				fi.ModTime = fi.ModTime.Add(-time.Second)
				xl.AddVersion(fi)
			}
			// Encode all. This is used for benchmarking.
			enc, err := xl.AppendTo(nil)
			if err != nil {
				b.Fatal(err)
			}
			b.Logf("Serialized size: %d bytes", len(enc))
			rng := rand.New(rand.NewSource(0))