Python numpy 模块,shares_memory() 实例源码

我们从Python开源项目中,提取了以下11个代码示例,用于说明如何使用numpy.shares_memory()

项目:radar    作者:amoose136    | 项目源码 | 文件源码
def test_shares_memory_api():
    x = np.zeros([4, 5, 6], dtype=np.int8)

    assert_equal(np.shares_memory(x, x), True)
    assert_equal(np.shares_memory(x, x.copy()), False)

    a = x[:,::2,::3]
    b = x[:,::3,::2]
    assert_equal(np.shares_memory(a, b), True)
    assert_equal(np.shares_memory(a, b, max_work=None), True)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=1)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=long(1))
项目:radar    作者:amoose136    | 项目源码 | 文件源码
def test_non_ndarray_inputs():
    # Regression check for gh-5604

    class MyArray(object):
        def __init__(self, data):
            self.data = data

        @property
        def __array_interface__(self):
            return self.data.__array_interface__

    class MyArray2(object):
        def __init__(self, data):
            self.data = data

        def __array__(self):
            return self.data

    for cls in [MyArray, MyArray2]:
        x = np.arange(5)

        assert_(np.may_share_memory(cls(x[::2]), x[1::2]))
        assert_(not np.shares_memory(cls(x[::2]), x[1::2]))

        assert_(np.shares_memory(cls(x[1::3]), x[::2]))
        assert_(np.may_share_memory(cls(x[1::3]), x[::2]))
项目:krpcScripts    作者:jwvanderbeck    | 项目源码 | 文件源码
def test_shares_memory_api():
    x = np.zeros([4, 5, 6], dtype=np.int8)

    assert_equal(np.shares_memory(x, x), True)
    assert_equal(np.shares_memory(x, x.copy()), False)

    a = x[:,::2,::3]
    b = x[:,::3,::2]
    assert_equal(np.shares_memory(a, b), True)
    assert_equal(np.shares_memory(a, b, max_work=None), True)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=1)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=long(1))
项目:krpcScripts    作者:jwvanderbeck    | 项目源码 | 文件源码
def test_non_ndarray_inputs():
    # Regression check for gh-5604

    class MyArray(object):
        def __init__(self, data):
            self.data = data

        @property
        def __array_interface__(self):
            return self.data.__array_interface__

    class MyArray2(object):
        def __init__(self, data):
            self.data = data

        def __array__(self):
            return self.data

    for cls in [MyArray, MyArray2]:
        x = np.arange(5)

        assert_(np.may_share_memory(cls(x[::2]), x[1::2]))
        assert_(not np.shares_memory(cls(x[::2]), x[1::2]))

        assert_(np.shares_memory(cls(x[1::3]), x[::2]))
        assert_(np.may_share_memory(cls(x[1::3]), x[::2]))
项目:lambda-numba    作者:rlhotovy    | 项目源码 | 文件源码
def test_shares_memory_api():
    x = np.zeros([4, 5, 6], dtype=np.int8)

    assert_equal(np.shares_memory(x, x), True)
    assert_equal(np.shares_memory(x, x.copy()), False)

    a = x[:,::2,::3]
    b = x[:,::3,::2]
    assert_equal(np.shares_memory(a, b), True)
    assert_equal(np.shares_memory(a, b, max_work=None), True)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=1)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=long(1))
项目:lambda-numba    作者:rlhotovy    | 项目源码 | 文件源码
def test_non_ndarray_inputs():
    # Regression check for gh-5604

    class MyArray(object):
        def __init__(self, data):
            self.data = data

        @property
        def __array_interface__(self):
            return self.data.__array_interface__

    class MyArray2(object):
        def __init__(self, data):
            self.data = data

        def __array__(self):
            return self.data

    for cls in [MyArray, MyArray2]:
        x = np.arange(5)

        assert_(np.may_share_memory(cls(x[::2]), x[1::2]))
        assert_(not np.shares_memory(cls(x[::2]), x[1::2]))

        assert_(np.shares_memory(cls(x[1::3]), x[::2]))
        assert_(np.may_share_memory(cls(x[1::3]), x[::2]))
项目:deliver    作者:orchestor    | 项目源码 | 文件源码
def test_shares_memory_api():
    x = np.zeros([4, 5, 6], dtype=np.int8)

    assert_equal(np.shares_memory(x, x), True)
    assert_equal(np.shares_memory(x, x.copy()), False)

    a = x[:,::2,::3]
    b = x[:,::3,::2]
    assert_equal(np.shares_memory(a, b), True)
    assert_equal(np.shares_memory(a, b, max_work=None), True)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=1)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=long(1))
项目:deliver    作者:orchestor    | 项目源码 | 文件源码
def test_may_share_memory_bad_max_work():
    x = np.zeros([1])
    assert_raises(OverflowError, np.may_share_memory, x, x, max_work=10**100)
    assert_raises(OverflowError, np.shares_memory, x, x, max_work=10**100)
项目:deliver    作者:orchestor    | 项目源码 | 文件源码
def test_non_ndarray_inputs():
    # Regression check for gh-5604

    class MyArray(object):
        def __init__(self, data):
            self.data = data

        @property
        def __array_interface__(self):
            return self.data.__array_interface__

    class MyArray2(object):
        def __init__(self, data):
            self.data = data

        def __array__(self):
            return self.data

    for cls in [MyArray, MyArray2]:
        x = np.arange(5)

        assert_(np.may_share_memory(cls(x[::2]), x[1::2]))
        assert_(not np.shares_memory(cls(x[::2]), x[1::2]))

        assert_(np.shares_memory(cls(x[1::3]), x[::2]))
        assert_(np.may_share_memory(cls(x[1::3]), x[::2]))
项目:Alfred    作者:jkachhadia    | 项目源码 | 文件源码
def test_shares_memory_api():
    x = np.zeros([4, 5, 6], dtype=np.int8)

    assert_equal(np.shares_memory(x, x), True)
    assert_equal(np.shares_memory(x, x.copy()), False)

    a = x[:,::2,::3]
    b = x[:,::3,::2]
    assert_equal(np.shares_memory(a, b), True)
    assert_equal(np.shares_memory(a, b, max_work=None), True)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=1)
    assert_raises(np.TooHardError, np.shares_memory, a, b, max_work=long(1))
项目:Alfred    作者:jkachhadia    | 项目源码 | 文件源码
def test_non_ndarray_inputs():
    # Regression check for gh-5604

    class MyArray(object):
        def __init__(self, data):
            self.data = data

        @property
        def __array_interface__(self):
            return self.data.__array_interface__

    class MyArray2(object):
        def __init__(self, data):
            self.data = data

        def __array__(self):
            return self.data

    for cls in [MyArray, MyArray2]:
        x = np.arange(5)

        assert_(np.may_share_memory(cls(x[::2]), x[1::2]))
        assert_(not np.shares_memory(cls(x[::2]), x[1::2]))

        assert_(np.shares_memory(cls(x[1::3]), x[::2]))
        assert_(np.may_share_memory(cls(x[1::3]), x[::2]))