code: def test_Label() -> None:
      label = Label(x=11, y=12)
      assert label.level == "annotation"
      assert label.x == 11
      assert label.y == 12
      assert label.x_units == "data"
      assert label.y_units == "data"
      assert label.text == ""
      assert label.angle == 0
      assert label.angle_units == "rad"
      assert label.x_offset == 0
      assert label.y_offset == 0
      assert label.x_range_name == "default"
      assert label.y_range_name == "default"
      check_text_properties(label, scalar=True)
      check_fill_properties(label, "background_", None, 1.0)
      check_line_properties(label, "border_", None, 1.0, 1.0)
      check_properties_existence(
          label,
          [
              *ANNOTATION,
              "text",
              "anchor",
              "x",
              "y",
              "x_units",
              "y_units",
              "x_offset",
              "y_offset",
              "angle",
              "angle_units",
              "direction",
              "padding",
              "border_radius",
              "editable",
          ],
          TEXT,
          prefix("border_", LINE),
          prefix("background_", FILL),
          prefix("background_", HATCH),
      )
  
imports: from __future__ import annotations
  import pytest
  from datetime import datetime
  from unittest import mock
  from bokeh.core.properties import field, value
  from bokeh.core.validation import check_integrity, process_validation_issues
  from bokeh.models import Arrow, ArrowHead, Band, BoxAnnotation, ColorBar, ColumnDataSource, GlyphRenderer, Label, LabelSet, Legend, LegendItem, LinearColorMapper, Node, PolyAnnotation, Slope, Span, Title, Whisker
  from bokeh.util.serialization import convert_datetime_type
  from _util_models import ABOVE_FILL, ABOVE_HATCH, ANGLE, BELOW_FILL, BELOW_HATCH, FILL, HATCH, HOVER_FILL, HOVER_HATCH, HOVER_LINE, LINE, TEXT, check_fill_properties, check_hatch_properties, check_line_properties, check_properties_existence, check_text_properties, prefix
label_desc: Use image node_id 8 for calling a global function with example usage: test_Label() without return types