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  3. Crypto.Util.number.exact_log2()

Python Crypto.Util.number 模块，exact_log2() 实例源码

我们从Python开源项目中，提取了以下26个代码示例，用于说明如何使用Crypto.Util.number.exact_log2()。

项目：hostapd-mana    作者：adde88    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：hostapd-mana    作者：adde88    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：watchmen    作者：lycclsltt    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：watchmen    作者：lycclsltt    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：aws-cfn-plex    作者：lordmuffin    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：aws-cfn-plex    作者：lordmuffin    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：git_intgrtn_aws_s3    作者：droidlabour    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：git_intgrtn_aws_s3    作者：droidlabour    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：MCSManager-fsmodule    作者：Suwings    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：MCSManager-fsmodule    作者：Suwings    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：PyMal    作者：cysinfo    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：PyMal    作者：cysinfo    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：SublimeRemoteGDB    作者：summerwinter    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：SublimeRemoteGDB    作者：summerwinter    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2**e-1)
            self.assertEqual(e, number.exact_log2(2**e))
            self.assertRaises(ValueError, number.exact_log2, 2**e+1)
项目：sslstrip-hsts-openwrt    作者：adde88    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：sslstrip-hsts-openwrt    作者：adde88    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：Encryped-file-system    作者：kittenish    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：Encryped-file-system    作者：kittenish    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：isf    作者：w3h    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：isf    作者：w3h    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：kekescan    作者：xiaoxiaoleo    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：kekescan    作者：xiaoxiaoleo    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
            self.assertEqual(e, number.exact_log2(2L**e))
            self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
项目：Repobot    作者：Desgard    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：Repobot    作者：Desgard    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2**e-1)
            self.assertEqual(e, number.exact_log2(2**e))
            self.assertRaises(ValueError, number.exact_log2, 2**e+1)
项目：PyQYT    作者：collinsctk    | 项目源码 | 文件源码 
def __init__(self):
        self.counter = Counter.new(nbits=self.block_size*8, initial_value=0, little_endian=True)
        self.key = None

        # Set some helper constants
        self.block_size_shift = exact_log2(self.block_size)
        assert (1 << self.block_size_shift) == self.block_size

        self.blocks_per_key = exact_div(self.key_size, self.block_size)
        assert self.key_size == self.blocks_per_key * self.block_size

        self.max_bytes_per_request = self.max_blocks_per_request * self.block_size
项目：PyQYT    作者：collinsctk    | 项目源码 | 文件源码 
def test_exact_log2(self):
        """Util.number.exact_log2"""
        self.assertRaises(TypeError, number.exact_log2, "0")
        self.assertRaises(ValueError, number.exact_log2, -1)
        self.assertRaises(ValueError, number.exact_log2, 0)
        self.assertEqual(0, number.exact_log2(1))
        self.assertEqual(1, number.exact_log2(2))
        self.assertRaises(ValueError, number.exact_log2, 3)
        self.assertEqual(2, number.exact_log2(4))
        self.assertRaises(ValueError, number.exact_log2, 5)
        self.assertRaises(ValueError, number.exact_log2, 6)
        self.assertRaises(ValueError, number.exact_log2, 7)
        e = 3
        n = 8
        while e < 16:
            if n == 2**e:
                self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
                e += 1
            else:
                self.assertRaises(ValueError, number.exact_log2, n)
            n += 1

        for e in range(16, 1+64, 2):
            self.assertRaises(ValueError, number.exact_log2, 2**e-1)
            self.assertEqual(e, number.exact_log2(2**e))
            self.assertRaises(ValueError, number.exact_log2, 2**e+1)