本文整理匯總了Python中numpy.lib.format.write_array_header_1_0方法的典型用法代碼示例。如果您正苦於以下問題：Python format.write_array_header_1_0方法的具體用法？Python format.write_array_header_1_0怎麽用？Python format.write_array_header_1_0使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類numpy.lib.format的用法示例。
在下文中一共展示了format.write_array_header_1_0方法的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_bad_header
# 需要導入模塊: from numpy.lib import format [as 別名]
# 或者: from numpy.lib.format import write_array_header_1_0 [as 別名]
def test_bad_header():
# header of length less than 2 should fail
s = BytesIO()
assert_raises(ValueError, format.read_array_header_1_0, s)
s = BytesIO(b'1')
assert_raises(ValueError, format.read_array_header_1_0, s)
# header shorter than indicated size should fail
s = BytesIO(b'\x01\x00')
assert_raises(ValueError, format.read_array_header_1_0, s)
# headers without the exact keys required should fail
d = {"shape": (1, 2),
"descr": "x"}
s = BytesIO()
format.write_array_header_1_0(s, d)
assert_raises(ValueError, format.read_array_header_1_0, s)
d = {"shape": (1, 2),
"fortran_order": False,
"descr": "x",
"extrakey": -1}
s = BytesIO()
format.write_array_header_1_0(s, d)
assert_raises(ValueError, format.read_array_header_1_0, s) 示例2: test_bad_header
# 需要導入模塊: from numpy.lib import format [as 別名]
# 或者: from numpy.lib.format import write_array_header_1_0 [as 別名]
def test_bad_header():
# header of length less than 2 should fail
s = BytesIO()
assert_raises(ValueError, format.read_array_header_1_0, s)
s = BytesIO(asbytes('1'))
assert_raises(ValueError, format.read_array_header_1_0, s)
# header shorter than indicated size should fail
s = BytesIO(asbytes('\x01\x00'))
assert_raises(ValueError, format.read_array_header_1_0, s)
# headers without the exact keys required should fail
d = {"shape": (1, 2),
"descr": "x"}
s = BytesIO()
format.write_array_header_1_0(s, d)
assert_raises(ValueError, format.read_array_header_1_0, s)
d = {"shape": (1, 2),
"fortran_order": False,
"descr": "x",
"extrakey": -1}
s = BytesIO()
format.write_array_header_1_0(s, d)
assert_raises(ValueError, format.read_array_header_1_0, s) 示例3: test_bad_header
# 需要導入模塊: from numpy.lib import format [as 別名]
# 或者: from numpy.lib.format import write_array_header_1_0 [as 別名]
def test_bad_header():
# header of length less than 2 should fail
s = BytesIO()
assert_raises(ValueError, format.read_array_header_1_0, s)
s = BytesIO(asbytes('1'))
assert_raises(ValueError, format.read_array_header_1_0, s)
# header shorter than indicated size should fail
s = BytesIO(asbytes('\x01\x00'))
assert_raises(ValueError, format.read_array_header_1_0, s)
# headers without the exact keys required should fail
d = {"shape":(1, 2),
"descr":"x"}
s = BytesIO()
format.write_array_header_1_0(s, d)
assert_raises(ValueError, format.read_array_header_1_0, s)
d = {"shape":(1, 2),
"fortran_order":False,
"descr":"x",
"extrakey":-1}
s = BytesIO()
format.write_array_header_1_0(s, d)
assert_raises(ValueError, format.read_array_header_1_0, s) 示例4: test_large_header
# 需要導入模塊: from numpy.lib import format [as 別名]
# 或者: from numpy.lib.format import write_array_header_1_0 [as 別名]
def test_large_header():
s = BytesIO()
d = {'a': 1, 'b': 2}
format.write_array_header_1_0(s, d)
s = BytesIO()
d = {'a': 1, 'b': 2, 'c': 'x'*256*256}
assert_raises(ValueError, format.write_array_header_1_0, s, d) 示例5: test_large_header
# 需要導入模塊: from numpy.lib import format [as 別名]
# 或者: from numpy.lib.format import write_array_header_1_0 [as 別名]
def test_large_header():
s = BytesIO()
d = {'a':1,'b':2}
format.write_array_header_1_0(s, d)
s = BytesIO()
d = {'a':1,'b':2,'c':'x'*256*256}
assert_raises(ValueError, format.write_array_header_1_0, s, d)