code: def test_contour_manual_labels(split_collections):
      x, y = np.meshgrid(np.arange(0, 10), np.arange(0, 10))
      z = np.max(np.dstack([abs(x), abs(y)]), 2)
  
      plt.figure(figsize=(6, 2), dpi=200)
      cs = plt.contour(x, y, z)
  
      _maybe_split_collections(split_collections)
  
      pts = np.array([(1.0, 3.0), (1.0, 4.4), (1.0, 6.0)])
      plt.clabel(cs, manual=pts)
      pts = np.array([(2.0, 3.0), (2.0, 4.4), (2.0, 6.0)])
      plt.clabel(cs, manual=pts, fontsize="small", colors=("r", "g"))
  
imports: import datetime
  import platform
  import re
  from unittest import mock
  import contourpy
  import numpy
  from numpy.testing import assert_array_almost_equal, assert_array_almost_equal_nulp, assert_array_equal
  import matplotlib
  from matplotlib import pyplot, rc_context, ticker
  from matplotlib.colors import LogNorm, same_color
  import matplotlib.patches
  from matplotlib.testing.decorators import check_figures_equal, image_comparison
  import pytest
label_desc: Use image node_id 8 for calling a global function with example usage: test_contour_manual_labels(split_collections) without return types