Python more_itertools.windowed() Examples

The following are 20 code examples of more_itertools.windowed(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module more_itertools , or try the search function

Example #1

Source File: test_more.py From pipenv with MIT License

5 votes

def test_basic(self):
        actual = list(mi.windowed([1, 2, 3, 4, 5], 3))
        expected = [(1, 2, 3), (2, 3, 4), (3, 4, 5)]
        self.assertEqual(actual, expected)

Example #2

Source File: test_more.py From Tautulli with GNU General Public License v3.0

5 votes

def test_negative(self):
        """When the window size is negative, ValueError should be raised."""
        with self.assertRaises(ValueError):
            list(mi.windowed([1, 2, 3, 4, 5], -1))

Example #3

Source File: test_more.py From Tautulli with GNU General Public License v3.0

5 votes

def test_zero(self):
        """When the window size is zero, an empty tuple should be emitted."""
        actual = list(mi.windowed([1, 2, 3, 4, 5], 0))
        expected = [tuple()]
        self.assertEqual(actual, expected)

Example #4

Source File: test_more.py From Tautulli with GNU General Public License v3.0

5 votes

def test_fillvalue(self):
        """
        When sizes don't match evenly, the given fill value should be used.
        """
        iterable = [1, 2, 3, 4, 5]

        for n, kwargs, expected in [
            (6, {}, [(1, 2, 3, 4, 5, '!')]),  # n > len(iterable)
            (3, {'step': 3}, [(1, 2, 3), (4, 5, '!')]),  # using ``step``
        ]:
            actual = list(mi.windowed(iterable, n, fillvalue='!', **kwargs))
            self.assertEqual(actual, expected)

Example #5

Source File: test_more.py From Tautulli with GNU General Public License v3.0

5 votes

def test_large_size(self):
        """
        When the window size is larger than the iterable, and no fill value is
        given,``None`` should be filled in.
        """
        actual = list(mi.windowed([1, 2, 3, 4, 5], 6))
        expected = [(1, 2, 3, 4, 5, None)]
        self.assertEqual(actual, expected)

Example #6

Source File: test_more.py From Tautulli with GNU General Public License v3.0

5 votes

def test_basic(self):
        actual = list(mi.windowed([1, 2, 3, 4, 5], 3))
        expected = [(1, 2, 3), (2, 3, 4), (3, 4, 5)]
        self.assertEqual(actual, expected)

Example #7

Source File: test_more.py From pipenv with MIT License

5 votes

def test_negative(self):
        """When the window size is negative, ValueError should be raised."""
        with self.assertRaises(ValueError):
            list(mi.windowed([1, 2, 3, 4, 5], -1))

Example #8

Source File: test_more.py From pipenv with MIT License

5 votes

def test_zero(self):
        """When the window size is zero, an empty tuple should be emitted."""
        actual = list(mi.windowed([1, 2, 3, 4, 5], 0))
        expected = [tuple()]
        self.assertEqual(actual, expected)

Example #9

Source File: test_more.py From pipenv with MIT License

5 votes

def test_fillvalue(self):
        """
        When sizes don't match evenly, the given fill value should be used.
        """
        iterable = [1, 2, 3, 4, 5]

        for n, kwargs, expected in [
            (6, {}, [(1, 2, 3, 4, 5, '!')]),  # n > len(iterable)
            (3, {'step': 3}, [(1, 2, 3), (4, 5, '!')]),  # using ``step``
        ]:
            actual = list(mi.windowed(iterable, n, fillvalue='!', **kwargs))
            self.assertEqual(actual, expected)

Example #10

Source File: test_more.py From pipenv with MIT License

5 votes

def test_large_size(self):
        """
        When the window size is larger than the iterable, and no fill value is
        given,``None`` should be filled in.
        """
        actual = list(mi.windowed([1, 2, 3, 4, 5], 6))
        expected = [(1, 2, 3, 4, 5, None)]
        self.assertEqual(actual, expected)

Example #11