[New-bugs-announce] [issue34179] test_statistics fails after test_time

[Serhiy Storchaka]

New submission from Serhiy Storchaka <storchaka+cpython at gmail.com>:

$ ./python -m test -v test_time test_statistics
...
======================================================================
FAIL: test_decimals_exact (test.test_statistics.TestHarmonicMean)
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Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Lib/test/test_statistics.py", line 1484, in test_decimals_exact
    self.assertEqual(self.func(data), D(66528)/70723)
AssertionError: Decimal('0.9406840773157247288717955969') != Decimal('0.9406840773157247288717955970')

======================================================================
FAIL: test_repeated_single_value (test.test_statistics.TestHarmonicMean) (x=Decimal('4.125'), count=2)
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Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Lib/test/test_statistics.py", line 1332, in test_repeated_single_value
    self.assertEqual(self.func(data), x)
AssertionError: Decimal('4.124999999999999999999999999') != Decimal('4.125')

======================================================================
FAIL: test_repeated_single_value (test.test_statistics.TestHarmonicMean) (x=Decimal('4.125'), count=5)
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Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Lib/test/test_statistics.py", line 1332, in test_repeated_single_value
    self.assertEqual(self.func(data), x)
AssertionError: Decimal('4.124999999999999999999999999') != Decimal('4.125')

======================================================================
FAIL: test_repeated_single_value (test.test_statistics.TestHarmonicMean) (x=Decimal('4.125'), count=10)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Lib/test/test_statistics.py", line 1332, in test_repeated_single_value
    self.assertEqual(self.func(data), x)
AssertionError: Decimal('4.124999999999999999999999999') != Decimal('4.125')

======================================================================
FAIL: test_repeated_single_value (test.test_statistics.TestHarmonicMean) (x=Decimal('4.125'), count=20)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Lib/test/test_statistics.py", line 1332, in test_repeated_single_value
    self.assertEqual(self.func(data), x)
AssertionError: Decimal('4.124999999999999999999999999') != Decimal('4.125')

----------------------------------------------------------------------

----------
components: Tests
messages: 322098
nosy: serhiy.storchaka
priority: normal
severity: normal
status: open
title: test_statistics fails after test_time
type: behavior
versions: Python 3.8

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue34179>
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