dt_field: datetime

        @field_serializer("dt_field")
        def serialize_datetime(self, dt_field: datetime):
            return dt_field.replace(microsecond=0, tzinfo=timezone.utc).isoformat()

    app = FastAPI()
    model = ModelWithDatetimeField(dt_field=datetime(2019, 1, 1, 8))

    @app.get("/model", response_model=ModelWithDatetimeField)
    def get_model():
        return model

				Modified: time.Date(2011, 12, 8, 10, 4, 50, 0, time.UTC),
				Mode:     0666,
			},
			{
				Name:     "dir/empty/",
				Content:  []byte{},
				Modified: time.Date(2011, 12, 8, 10, 8, 6, 0, time.UTC),
				Mode:     fs.ModeDir | 0777,
			},
			{
				Name:     "readonly",
				Content:  []byte("important \r\n"),
				Modified: time.Date(2011, 12, 8, 10, 6, 8, 0, time.UTC),
				Mode:     0444,
			},
		},
	},

  }

  @Test fun `cannot decode utc time with offset`() {
    assertFailsWith<ProtocolException> {
      Adapters.UTC_TIME.fromDer("17113139313231353139303231302d30383030".decodeHex())
    }.also { expected ->
      assertThat(expected).hasMessage("Failed to parse UTCTime 191215190210-0800")
    }
  }

  @Test fun `utc time`() {
    val bytes = "170d3139313231363033303231305a".decodeHex()

		LastModified: amztime.ISO8601Format(lastModified.UTC()),
	}
}

// generates CopyObjectPartResponse from etag and lastModified time.
func generateCopyObjectPartResponse(etag string, lastModified time.Time) CopyObjectPartResponse {
	return CopyObjectPartResponse{
		ETag:         "\"" + etag + "\"",
		LastModified: amztime.ISO8601Format(lastModified.UTC()),
	}
}

#
# setup.packages.sh: Given a list of Ubuntu packages, install them and clean up.
# Usage: setup.packages.sh <package_list.txt>
set -e

# Prevent apt install tzinfo from asking our location (assumes UTC)
export DEBIAN_FRONTEND=noninteractive

apt-get update
# Remove commented lines and blank lines
apt-get install -y --no-install-recommends $(sed -e '/^\s*#.*$/d' -e '/^\s*$/d' "$1" | sort -u)

name: Update jdks.yaml

on:
  workflow_dispatch: # Allows manual triggering of the action
  schedule: # Runs the action weekly on Monday at 3:42 UTC
    - cron: '42 3 * * 1'

permissions:
  contents: write
  pull-requests: write

jobs:
  update-jdks:
    if: github.repository == 'gradle/gradle'
    permissions:
      contents: write
      pull-requests: write
    runs-on: ubuntu-latest
    steps:

    public static final String BUILD_TIMESTAMP_FORMAT_PROPERTY = "maven.build.timestamp.format";

    public static final TimeZone DEFAULT_BUILD_TIME_ZONE = TimeZone.getTimeZone("Etc/UTC");

    private String formattedTimestamp;

    public MavenBuildTimestamp() {
        this(new Date());
    }

    public MavenBuildTimestamp(Date time) {
        this(time, DEFAULT_BUILD_TIMESTAMP_FORMAT);

			RequestRecorder:  reqRecorder,
			ResponseRecorder: respRecorder,
		}

		r = r.WithContext(context.WithValue(r.Context(), mcontext.ContextTraceKey, &tc))

		reqStartTime := time.Now().UTC()
		h.ServeHTTP(respRecorder, r)
		reqEndTime := time.Now().UTC()

		if globalTrace.NumSubscribers(madmin.TraceS3|madmin.TraceInternal) == 0 {
			// no subscribers nothing to trace.
			return
		}

		tt := madmin.TraceInternal

# limitations under the License.
# ==============================================================================
#
# Sets up custom apt sources for our TF images.

# Prevent apt install tzinfo from asking our location (assumes UTC)
export DEBIAN_FRONTEND=noninteractive

# Fetch the NVIDIA key.
apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2204/x86_64/3bf863cc.pub;

# Set up sources for NVIDIA CUDNN.

# limitations under the License.
# ============================================================================

on:
  workflow_dispatch:  # Allow manual triggers
  schedule:
    - cron: 0 4 * * *  # 4am UTC is 9pm PDT and 8pm PST
name: Set nightly branch to master HEAD

permissions: {}

jobs:
  master-to-nightly:
    if: github.repository == 'tensorflow/tensorflow' # Don't do this in forks
    runs-on: ubuntu-latest