Feb 25, 2024 · Feb 23, 2024 · Feb 23, 2024 · Feb 23, 2024 · Feb 23, 2024 · Feb 23, 2024
diff --git a/Lib/statistics.py b/Lib/statistics.py
    if not n:
        raise StatisticsError('Empty data sequence')

    if not isinstance(data[0], (int, float)):
        raise TypeError('Data sequence must contain ints or floats')

    if h <= 0.0:
        raise StatisticsError(f'Bandwidth h must be positive, not {h=}')

diff --git a/Lib/test/test_statistics.py b/Lib/test/test_statistics.py

        with self.assertRaises(StatisticsError):
            kde([], h=1.0)                              # Empty dataset
        f_hat = kde(['abc', 'def'], 1.5)                # Non-numeric data
        with self.assertRaises(TypeError):
 f_hat(0)
 kde(['abc', 'def'], 1.5)                    # Non-numeric data
        with self.assertRaises(StatisticsError):
            kde(sample, h=0.0)                          # Zero bandwidth
        with self.assertRaises(StatisticsError):
        with self.assertRaises(ValueError):
            kde(sample, h=1.0, kernel='bogus')          # Invalid kernel

        # Test name and docstring
        h = 1.5
        kernel = 'cosine'
        f_hat = kde(sample, h, kernel)
        self.assertEqual(f_hat.__name__, 'pdf')
        self.assertIn(kernel, f_hat.__doc__)
        self.assertIn(str(h), f_hat.__doc__)


 class TestQuantiles(unittest.TestCase):
Original file line number	Diff line number	Diff line change
Expand Up		@@ -887,6 +887,9 @@ def kde(data, h, kernel='normal'):
		if not n:
		raise StatisticsError('Empty data sequence')

		if not isinstance(data[0], (int, float)):
		raise TypeError('Data sequence must contain ints or floats')

		if h <= 0.0:
		raise StatisticsError(f'Bandwidth h must be positive, not {h=}')

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Original file line number	Diff line number	Diff line change
Expand Up		@@ -2383,9 +2383,8 @@ def integrate(func, low, high, steps=10_000):

		with self.assertRaises(StatisticsError):
		kde([], h=1.0) # Empty dataset
		f_hat = kde(['abc', 'def'], 1.5) # Non-numeric data
		with self.assertRaises(TypeError):
		f_hat(0)
		kde(['abc', 'def'], 1.5) # Non-numeric data
		with self.assertRaises(StatisticsError):
		kde(sample, h=0.0) # Zero bandwidth
		with self.assertRaises(StatisticsError):
Expand All		@@ -2395,6 +2394,14 @@ def integrate(func, low, high, steps=10_000):
		with self.assertRaises(ValueError):
		kde(sample, h=1.0, kernel='bogus') # Invalid kernel

		# Test name and docstring
		h = 1.5
		kernel = 'cosine'
		f_hat = kde(sample, h, kernel)
		self.assertEqual(f_hat.__name__, 'pdf')
		self.assertIn(kernel, f_hat.__doc__)
		self.assertIn(str(h), f_hat.__doc__)


		class TestQuantiles(unittest.TestCase):

Expand Down