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Python源码示例：numpy.lib.format.MAGIC_LEN

示例1

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例2

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例3

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例4

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例5

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例6

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例7

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例8

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例9

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例10

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例11

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例12

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例13

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例14

def test_read_magic():
    s1 = BytesIO()
    s2 = BytesIO()

    arr = np.ones((3, 6), dtype=float)

    format.write_array(s1, arr, version=(1, 0))
    format.write_array(s2, arr, version=(2, 0))

    s1.seek(0)
    s2.seek(0)

    version1 = format.read_magic(s1)
    version2 = format.read_magic(s2)

    assert_(version1 == (1, 0))
    assert_(version2 == (2, 0))

    assert_(s1.tell() == format.MAGIC_LEN)
    assert_(s2.tell() == format.MAGIC_LEN)

示例15

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例16

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例17

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例18

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例19

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例20

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例21

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例22

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例23

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例24

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例25

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例26

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例27

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例28

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例29

def test_read_array_header_1_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(1, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_1_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

示例30

def test_read_array_header_2_0():
    s = BytesIO()

    arr = np.ones((3, 6), dtype=float)
    format.write_array(s, arr, version=(2, 0))

    s.seek(format.MAGIC_LEN)
    shape, fortran, dtype = format.read_array_header_2_0(s)

    assert_(s.tell() % format.ARRAY_ALIGN == 0)
    assert_((shape, fortran, dtype) == ((3, 6), False, float))

Python源码示例：numpy.lib.format.MAGIC_LEN

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