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Defined the test_clabel function in the test_datetime file #27490

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Defined the test_clabel function in the test_datetime file #27490

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4ab5da8
Defined the test_clabel function in the test_datetime file
Ali-Aboelela Dec 10, 2023
6aec0e9
Removed plt.show() line from test
Ali-Aboelela Dec 10, 2023
a1de1ab
Shortened line length to pass lint check
Ali-Aboelela Dec 10, 2023
eee31b5
Set x-axis of contour plot to datetime
Ali-Aboelela Dec 10, 2023
85bfc39
Fixed a bad comment
Ali-Aboelela Dec 10, 2023
37df53c
Modified test so it's testing intended functionality i.e. passing dat…
Ali-Aboelela Dec 10, 2023
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29 changes: 26 additions & 3 deletions lib/matplotlib/tests/test_datetime.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
import datetime
import math
import numpy as np

import pytest

import matplotlib.pyplot as plt
Expand Down Expand Up @@ -259,11 +259,34 @@ def test_bxp(self):
ax.xaxis.set_major_formatter(mpl.dates.DateFormatter("%Y-%m-%d"))
ax.set_title('Box plot with datetime data')

@pytest.mark.xfail(reason="Test for clabel not written yet")
@mpl.style.context("default")
def test_clabel(self):
# Sample data for contour plot
dates = [datetime.datetime(2023, 10, 1) + datetime.timedelta(days=i)
for i in range(10)]

x_start, x_end, x_step = -10.0, 5.0, 0.5
y_start, y_end, y_step = 0, 10, 1

x = np.arange(x_start, x_end, x_step)
y = np.arange(y_start, y_end, y_step)

# In this case, Y axis has dates
X, Y = np.meshgrid(x, dates)

# In this case, X axis has dates
#X, Y = np.meshgrid(dates, y)

rows = len(X)
cols = len(X[0])

z1D = np.arange(rows * cols)
Z = z1D.reshape((rows, cols))

fig, ax = plt.subplots()
ax.clabel(...)
CS = ax.contour(X, Y, Z)

ax.clabel(CS, CS.levels, inline=True, fmt=dict(zip(CS.levels, dates)))

@pytest.mark.xfail(reason="Test for contour not written yet")
@mpl.style.context("default")
Expand Down