我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用binascii.b2a_uu()。
def uu_encode(input, errors='strict', filename='<data>', mode=0o666): assert errors == 'strict' infile = BytesIO(input) outfile = BytesIO() read = infile.read write = outfile.write # Encode write(('begin %o %s\n' % (mode & 0o777, filename)).encode('ascii')) chunk = read(45) while chunk: write(binascii.b2a_uu(chunk)) chunk = read(45) write(b' \nend\n') return (outfile.getvalue(), len(input))
def test_returned_value(self): # Limit to the minimum of all limits (b2a_uu) MAX_ALL = 45 raw = self.rawdata[:MAX_ALL] for fa, fb in zip(a2b_functions, b2a_functions): a2b = getattr(binascii, fa) b2a = getattr(binascii, fb) try: a = b2a(self.type2test(raw)) res = a2b(self.type2test(a)) except Exception as err: self.fail("{}/{} conversion raises {!r}".format(fb, fa, err)) if fb == 'b2a_hqx': # b2a_hqx returns a tuple res, _ = res self.assertEqual(res, raw, "{}/{} conversion: " "{!r} != {!r}".format(fb, fa, res, raw)) self.assertIsInstance(res, bytes) self.assertIsInstance(a, bytes) self.assertLess(max(a), 128) self.assertIsInstance(binascii.crc_hqx(raw, 0), int) self.assertIsInstance(binascii.crc32(raw), int)
def test_uu(self): MAX_UU = 45 lines = [] for i in range(0, len(self.data), MAX_UU): b = self.type2test(self.rawdata[i:i+MAX_UU]) a = binascii.b2a_uu(b) lines.append(a) res = bytes() for line in lines: a = self.type2test(line) b = binascii.a2b_uu(a) res += b self.assertEqual(res, self.rawdata) self.assertEqual(binascii.a2b_uu(b"\x7f"), b"\x00"*31) self.assertEqual(binascii.a2b_uu(b"\x80"), b"\x00"*32) self.assertEqual(binascii.a2b_uu(b"\xff"), b"\x00"*31) self.assertRaises(binascii.Error, binascii.a2b_uu, b"\xff\x00") self.assertRaises(binascii.Error, binascii.a2b_uu, b"!!!!") self.assertRaises(binascii.Error, binascii.b2a_uu, 46*b"!") # Issue #7701 (crash on a pydebug build) self.assertEqual(binascii.b2a_uu(b'x'), b'!> \n')
def test_returned_value(self): # Limit to the minimum of all limits (b2a_uu) MAX_ALL = 45 raw = self.rawdata[:MAX_ALL] for fa, fb in zip(a2b_functions, b2a_functions): a2b = getattr(binascii, fa) b2a = getattr(binascii, fb) try: a = b2a(self.type2test(raw)) res = a2b(self.type2test(a)) except Exception, err: self.fail("{}/{} conversion raises {!r}".format(fb, fa, err)) if fb == 'b2a_hqx': # b2a_hqx returns a tuple res, _ = res self.assertEqual(res, raw, "{}/{} conversion: " "{!r} != {!r}".format(fb, fa, res, raw)) self.assertIsInstance(res, str) self.assertIsInstance(a, str) self.assertLess(max(ord(c) for c in a), 128) self.assertIsInstance(binascii.crc_hqx(raw, 0), int) self.assertIsInstance(binascii.crc32(raw), int)
def test_uu(self): MAX_UU = 45 lines = [] for i in range(0, len(self.data), MAX_UU): b = self.type2test(self.rawdata[i:i+MAX_UU]) a = binascii.b2a_uu(b) lines.append(a) res = "" for line in lines: a = self.type2test(line) b = binascii.a2b_uu(a) res += b self.assertEqual(res, self.rawdata) self.assertEqual(binascii.a2b_uu("\x7f"), "\x00"*31) self.assertEqual(binascii.a2b_uu("\x80"), "\x00"*32) self.assertEqual(binascii.a2b_uu("\xff"), "\x00"*31) self.assertRaises(binascii.Error, binascii.a2b_uu, "\xff\x00") self.assertRaises(binascii.Error, binascii.a2b_uu, "!!!!") self.assertRaises(binascii.Error, binascii.b2a_uu, 46*"!") # Issue #7701 (crash on a pydebug build) self.assertEqual(binascii.b2a_uu('x'), '!> \n')
def uu_encode(input,errors='strict',filename='<data>',mode=0666): """ Encodes the object input and returns a tuple (output object, length consumed). errors defines the error handling to apply. It defaults to 'strict' handling which is the only currently supported error handling for this codec. """ assert errors == 'strict' from cStringIO import StringIO from binascii import b2a_uu # using str() because of cStringIO's Unicode undesired Unicode behavior. infile = StringIO(str(input)) outfile = StringIO() read = infile.read write = outfile.write # Encode write('begin %o %s\n' % (mode & 0777, filename)) chunk = read(45) while chunk: write(b2a_uu(chunk)) chunk = read(45) write(' \nend\n') return (outfile.getvalue(), len(input))
