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Python LocalArray.fill方法代码示例

本文整理汇总了Python中distarray.local.localarray.LocalArray.fill方法的典型用法代码示例。如果您正苦于以下问题:Python LocalArray.fill方法的具体用法?Python LocalArray.fill怎么用?Python LocalArray.fill使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在distarray.local.localarray.LocalArray的用法示例。


在下文中一共展示了LocalArray.fill方法的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: TestArrayConversion

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
class TestArrayConversion(MpiTestCase):
    """ Test array conversion methods. """

    def setUp(self):
        # On Python3, an 'int' gets converted to 'np.int64' on copy,
        # so we force the numpy type to start with so we get back
        # the same thing.
        self.int_type = np.int64
        self.distribution = Distribution.from_shape(comm=self.comm,
                                                    shape=(4,))
        self.int_larr = LocalArray(self.distribution, dtype=self.int_type)
        self.int_larr.fill(3)

    def test_astype(self):
        """ Test that astype() works as expected. """
        # Convert int array to float.
        float_larr = self.int_larr.astype(float)
        for global_inds, value in ndenumerate(float_larr):
            self.assertEqual(value, 3.0)
            self.assertTrue(isinstance(value, float))
        # No type specification for a copy.
        # Should get same type as we started with.
        int_larr2 = self.int_larr.astype(None)
        for global_inds, value in ndenumerate(int_larr2):
            self.assertEqual(value, 3)
            self.assertTrue(isinstance(value, self.int_type))
开发者ID:cowlicks,项目名称:distarray,代码行数:28,代码来源:paralleltest_localarray.py

示例2: test_copy_bn

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
 def test_copy_bn(self):
     distribution = Distribution.from_shape(comm=self.comm,
                                     shape=(16, 16), dist=('b', 'n'))
     a = LocalArray(distribution, dtype=np.int_)
     a.fill(11)
     b = a.copy()
     assert_localarrays_equal(a, b, check_dtype=True)
开发者ID:cowlicks,项目名称:distarray,代码行数:9,代码来源:paralleltest_localarray.py

示例3: test_view_bn

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
 def test_view_bn(self):
     d = Distribution.from_shape((16, 16), dist=('b', 'n'), comm=self.comm)
     a = LocalArray(d, dtype=np.int32)
     a.fill(11)
     b = a.view()
     assert_localarrays_equal(a, b)
     self.assertEqual(id(a.local_data), id(b.local_data))
开发者ID:MJones810,项目名称:distarray,代码行数:9,代码来源:paralleltest_localarray.py

示例4: test_copy_cbc

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
 def test_copy_cbc(self):
     distribution = Distribution(self.ddpr[self.comm.Get_rank()],
                                 comm=self.comm)
     a = LocalArray(distribution, dtype=np.int_)
     a.fill(12)
     b = a.copy()
     assert_localarrays_equal(a, b, check_dtype=True)
开发者ID:MJones810,项目名称:distarray,代码行数:9,代码来源:paralleltest_localarray.py

示例5: test_add

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
    def test_add(self):
        """See if binary ufunc works for a LocalArray."""
        d = Distribution.from_shape(comm=self.comm, shape=(16, 16))
        a = LocalArray(d, dtype='int32')
        b = LocalArray(d, dtype='int32')
        a.fill(1)
        b.fill(1)
        c = localarray.add(a, b)
        self.assertTrue(np.all(c.ndarray == 2))

        c = localarray.empty_like(a)
        c = localarray.add(a, b, c)
        self.assertTrue(np.all(c.ndarray == 2))

        d0 = Distribution.from_shape(comm=self.comm, shape=(16, 16))
        d1 = Distribution.from_shape(comm=self.comm, shape=(20, 20))
        a = LocalArray(d0, dtype='int32')
        b = LocalArray(d1, dtype='int32')
        self.assertRaises(IncompatibleArrayError, localarray.add, a, b)

        d0 = Distribution.from_shape(comm=self.comm, shape=(16, 16))
        d1 = Distribution.from_shape(comm=self.comm, shape=(20, 20))
        a = LocalArray(d0, dtype='int32')
        b = LocalArray(d0, dtype='int32')
        c = LocalArray(d1, dtype='int32')
        self.assertRaises(IncompatibleArrayError, localarray.add, a, b, c)
开发者ID:cowlicks,项目名称:distarray,代码行数:28,代码来源:paralleltest_umath.py

示例6: test_astype_cbc

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
 def test_astype_cbc(self):
     new_dtype = np.int8
     d = Distribution(comm=self.comm, dim_data=self.ddpr[self.comm.Get_rank()])
     a = LocalArray(d, dtype=np.int32)
     a.fill(12)
     b = a.astype(new_dtype)
     assert_localarrays_allclose(a, b, check_dtype=False)
     self.assertEqual(b.dtype, new_dtype)
     self.assertEqual(b.ndarray.dtype, new_dtype)
开发者ID:cowlicks,项目名称:distarray,代码行数:11,代码来源:paralleltest_localarray.py

示例7: test_astype_bn

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
 def test_astype_bn(self):
     new_dtype = np.float32
     d = Distribution.from_shape((16, 16), dist=('b', 'n'),  comm=self.comm)
     a = LocalArray(d, dtype=np.int_)
     a.fill(11)
     b = a.astype(new_dtype)
     assert_localarrays_allclose(a, b, check_dtype=False)
     self.assertEqual(b.dtype, new_dtype)
     self.assertEqual(b.ndarray.dtype, new_dtype)
开发者ID:MJones810,项目名称:distarray,代码行数:11,代码来源:paralleltest_localarray.py

示例8: test_negative

# 需要导入模块: from distarray.local.localarray import LocalArray [as 别名]
# 或者: from distarray.local.localarray.LocalArray import fill [as 别名]
    def test_negative(self):
        """See if unary ufunc works for a LocalArray."""
        d = Distribution.from_shape(comm=self.comm, shape=(16, 16))
        a = LocalArray(d, dtype='int32')
        a.fill(1)
        b = localarray.negative(a)
        self.assertTrue(np.all(a.ndarray == -b.ndarray))

        b = localarray.empty_like(a)
        b = localarray.negative(a, b)
        self.assertTrue(np.all(a.ndarray == -b.ndarray))

        d2 = Distribution.from_shape(comm=self.comm, shape=(20, 20))
        a = LocalArray(d, dtype='int32')
        b = LocalArray(d2, dtype='int32')
        self.assertRaises(IncompatibleArrayError, localarray.negative, b, a)
开发者ID:cowlicks,项目名称:distarray,代码行数:18,代码来源:paralleltest_umath.py


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