code: def test_errorbar(self):
      mpl.rcParams["date.converter"] = "concise"
      fig, (ax1, ax2, ax3, ax4) = plt.subplots(
          4, 1, layout="constrained"
      )
      limit = 7
      start_date = datetime.datetime(2023, 1, 1)
  
      x_dates = np.array(
          [datetime.datetime(2023, 10, d) for d in range(1, limit)]
      )
      y_dates = np.array(
          [datetime.datetime(2023, 10, d) for d in range(1, limit)]
      )
      x_date_error = datetime.timedelta(days=1)
      y_date_error = datetime.timedelta(days=1)
  
      x_values = list(range(1, limit))
      y_values = list(range(1, limit))
      x_value_error = 0.5
      y_value_error = 0.5
  
      ax1.errorbar(
          x_dates,
          y_values,
          yerr=y_value_error,
          capsize=10,
          barsabove=True,
          label="Data",
      )
      ax2.errorbar(
          x_values,
          y_dates,
          xerr=x_value_error,
          yerr=y_date_error,
          errorevery=(1, 2),
          fmt="-o",
          label="Data",
      )
      ax3.errorbar(
          x_dates,
          y_dates,
          xerr=x_date_error,
          yerr=y_date_error,
          lolims=True,
          xlolims=True,
          label="Data",
      )
      ax4.errorbar(
          x_dates,
          y_values,
          xerr=x_date_error,
          yerr=y_value_error,
          uplims=True,
          xuplims=True,
          label="Data",
      )
  
imports: import datetime
  import numpy
  import pytest
  import matplotlib.pyplot
  import matplotlib
label_desc: Use image node_id 18 for calling the TestDatetimePlotting obj's underlying member method code with example usage: obj.test_errorbar() without return types