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Make test_uuid passed. 

Change the UUID properties to use @property.
Change the UUID API so that .bytes and .bytes_le return, and the
corresponding arguments to __init__() require, values of type 'bytes'.
This commit is contained in:
Guido van Rossum 2007-07-09 14:03:08 +00:00
parent 5e23d5732b
commit 65b6a80f19
2 changed files with 79 additions and 88 deletions
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58
Lib/test/test_uuid.py
View File

@ -21,8 +21,8 @@ class TestUUID(TestCase):
('00000000-0000-0000-0000-000000000000', ('00000000-0000-0000-0000-000000000000',
'{00000000-0000-0000-0000-000000000000}', '{00000000-0000-0000-0000-000000000000}',
'00000000000000000000000000000000', '00000000000000000000000000000000',
'\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0', b'\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0',
'\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0', b'\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0',
(0, 0, 0, 0, 0, 0), (0, 0, 0, 0, 0, 0),
0, 0,
'urn:uuid:00000000-0000-0000-0000-000000000000', 'urn:uuid:00000000-0000-0000-0000-000000000000',
@ -30,8 +30,8 @@ class TestUUID(TestCase):
('00010203-0405-0607-0809-0a0b0c0d0e0f', ('00010203-0405-0607-0809-0a0b0c0d0e0f',
'{00010203-0405-0607-0809-0a0b0c0d0e0f}', '{00010203-0405-0607-0809-0a0b0c0d0e0f}',
'000102030405060708090a0b0c0d0e0f', '000102030405060708090a0b0c0d0e0f',
'\0\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\x0d\x0e\x0f', b'\0\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\x0d\x0e\x0f',
'\x03\x02\x01\0\x05\x04\x07\x06\x08\t\n\x0b\x0c\x0d\x0e\x0f', b'\x03\x02\x01\0\x05\x04\x07\x06\x08\t\n\x0b\x0c\x0d\x0e\x0f',
(0x00010203, 0x0405, 0x0607, 8, 9, 0x0a0b0c0d0e0f), (0x00010203, 0x0405, 0x0607, 8, 9, 0x0a0b0c0d0e0f),
0x000102030405060708090a0b0c0d0e0f, 0x000102030405060708090a0b0c0d0e0f,
'urn:uuid:00010203-0405-0607-0809-0a0b0c0d0e0f', 'urn:uuid:00010203-0405-0607-0809-0a0b0c0d0e0f',
@ -39,8 +39,8 @@ class TestUUID(TestCase):
('02d9e6d5-9467-382e-8f9b-9300a64ac3cd', ('02d9e6d5-9467-382e-8f9b-9300a64ac3cd',
'{02d9e6d5-9467-382e-8f9b-9300a64ac3cd}', '{02d9e6d5-9467-382e-8f9b-9300a64ac3cd}',
'02d9e6d59467382e8f9b9300a64ac3cd', '02d9e6d59467382e8f9b9300a64ac3cd',
'\x02\xd9\xe6\xd5\x94\x67\x38\x2e\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd', b'\x02\xd9\xe6\xd5\x94\x67\x38\x2e\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd',
'\xd5\xe6\xd9\x02\x67\x94\x2e\x38\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd', b'\xd5\xe6\xd9\x02\x67\x94\x2e\x38\x8f\x9b\x93\x00\xa6\x4a\xc3\xcd',
(0x02d9e6d5, 0x9467, 0x382e, 0x8f, 0x9b, 0x9300a64ac3cd), (0x02d9e6d5, 0x9467, 0x382e, 0x8f, 0x9b, 0x9300a64ac3cd),
0x02d9e6d59467382e8f9b9300a64ac3cd, 0x02d9e6d59467382e8f9b9300a64ac3cd,
'urn:uuid:02d9e6d5-9467-382e-8f9b-9300a64ac3cd', 'urn:uuid:02d9e6d5-9467-382e-8f9b-9300a64ac3cd',
@ -48,8 +48,8 @@ class TestUUID(TestCase):
('12345678-1234-5678-1234-567812345678', ('12345678-1234-5678-1234-567812345678',
'{12345678-1234-5678-1234-567812345678}', '{12345678-1234-5678-1234-567812345678}',
'12345678123456781234567812345678', '12345678123456781234567812345678',
'\x12\x34\x56\x78'*4, b'\x12\x34\x56\x78'*4,
'\x78\x56\x34\x12\x34\x12\x78\x56\x12\x34\x56\x78\x12\x34\x56\x78', b'\x78\x56\x34\x12\x34\x12\x78\x56\x12\x34\x56\x78\x12\x34\x56\x78',
(0x12345678, 0x1234, 0x5678, 0x12, 0x34, 0x567812345678), (0x12345678, 0x1234, 0x5678, 0x12, 0x34, 0x567812345678),
0x12345678123456781234567812345678, 0x12345678123456781234567812345678,
'urn:uuid:12345678-1234-5678-1234-567812345678', 'urn:uuid:12345678-1234-5678-1234-567812345678',
@ -57,8 +57,8 @@ class TestUUID(TestCase):
('6ba7b810-9dad-11d1-80b4-00c04fd430c8', ('6ba7b810-9dad-11d1-80b4-00c04fd430c8',
'{6ba7b810-9dad-11d1-80b4-00c04fd430c8}', '{6ba7b810-9dad-11d1-80b4-00c04fd430c8}',
'6ba7b8109dad11d180b400c04fd430c8', '6ba7b8109dad11d180b400c04fd430c8',
'\x6b\xa7\xb8\x10\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x6b\xa7\xb8\x10\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
'\x10\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x10\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
(0x6ba7b810, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), (0x6ba7b810, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8),
0x6ba7b8109dad11d180b400c04fd430c8, 0x6ba7b8109dad11d180b400c04fd430c8,
'urn:uuid:6ba7b810-9dad-11d1-80b4-00c04fd430c8', 'urn:uuid:6ba7b810-9dad-11d1-80b4-00c04fd430c8',
@ -66,8 +66,8 @@ class TestUUID(TestCase):
('6ba7b811-9dad-11d1-80b4-00c04fd430c8', ('6ba7b811-9dad-11d1-80b4-00c04fd430c8',
'{6ba7b811-9dad-11d1-80b4-00c04fd430c8}', '{6ba7b811-9dad-11d1-80b4-00c04fd430c8}',
'6ba7b8119dad11d180b400c04fd430c8', '6ba7b8119dad11d180b400c04fd430c8',
'\x6b\xa7\xb8\x11\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x6b\xa7\xb8\x11\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
'\x11\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x11\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
(0x6ba7b811, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), (0x6ba7b811, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8),
0x6ba7b8119dad11d180b400c04fd430c8, 0x6ba7b8119dad11d180b400c04fd430c8,
'urn:uuid:6ba7b811-9dad-11d1-80b4-00c04fd430c8', 'urn:uuid:6ba7b811-9dad-11d1-80b4-00c04fd430c8',
@ -75,8 +75,8 @@ class TestUUID(TestCase):
('6ba7b812-9dad-11d1-80b4-00c04fd430c8', ('6ba7b812-9dad-11d1-80b4-00c04fd430c8',
'{6ba7b812-9dad-11d1-80b4-00c04fd430c8}', '{6ba7b812-9dad-11d1-80b4-00c04fd430c8}',
'6ba7b8129dad11d180b400c04fd430c8', '6ba7b8129dad11d180b400c04fd430c8',
'\x6b\xa7\xb8\x12\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x6b\xa7\xb8\x12\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
'\x12\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x12\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
(0x6ba7b812, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), (0x6ba7b812, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8),
0x6ba7b8129dad11d180b400c04fd430c8, 0x6ba7b8129dad11d180b400c04fd430c8,
'urn:uuid:6ba7b812-9dad-11d1-80b4-00c04fd430c8', 'urn:uuid:6ba7b812-9dad-11d1-80b4-00c04fd430c8',
@ -84,8 +84,8 @@ class TestUUID(TestCase):
('6ba7b814-9dad-11d1-80b4-00c04fd430c8', ('6ba7b814-9dad-11d1-80b4-00c04fd430c8',
'{6ba7b814-9dad-11d1-80b4-00c04fd430c8}', '{6ba7b814-9dad-11d1-80b4-00c04fd430c8}',
'6ba7b8149dad11d180b400c04fd430c8', '6ba7b8149dad11d180b400c04fd430c8',
'\x6b\xa7\xb8\x14\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x6b\xa7\xb8\x14\x9d\xad\x11\xd1\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
'\x14\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8', b'\x14\xb8\xa7\x6b\xad\x9d\xd1\x11\x80\xb4\x00\xc0\x4f\xd4\x30\xc8',
(0x6ba7b814, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8), (0x6ba7b814, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00c04fd430c8),
0x6ba7b8149dad11d180b400c04fd430c8, 0x6ba7b8149dad11d180b400c04fd430c8,
'urn:uuid:6ba7b814-9dad-11d1-80b4-00c04fd430c8', 'urn:uuid:6ba7b814-9dad-11d1-80b4-00c04fd430c8',
@ -93,8 +93,8 @@ class TestUUID(TestCase):
('7d444840-9dc0-11d1-b245-5ffdce74fad2', ('7d444840-9dc0-11d1-b245-5ffdce74fad2',
'{7d444840-9dc0-11d1-b245-5ffdce74fad2}', '{7d444840-9dc0-11d1-b245-5ffdce74fad2}',
'7d4448409dc011d1b2455ffdce74fad2', '7d4448409dc011d1b2455ffdce74fad2',
'\x7d\x44\x48\x40\x9d\xc0\x11\xd1\xb2\x45\x5f\xfd\xce\x74\xfa\xd2', b'\x7d\x44\x48\x40\x9d\xc0\x11\xd1\xb2\x45\x5f\xfd\xce\x74\xfa\xd2',
'\x40\x48\x44\x7d\xc0\x9d\xd1\x11\xb2\x45\x5f\xfd\xce\x74\xfa\xd2', b'\x40\x48\x44\x7d\xc0\x9d\xd1\x11\xb2\x45\x5f\xfd\xce\x74\xfa\xd2',
(0x7d444840, 0x9dc0, 0x11d1, 0xb2, 0x45, 0x5ffdce74fad2), (0x7d444840, 0x9dc0, 0x11d1, 0xb2, 0x45, 0x5ffdce74fad2),
0x7d4448409dc011d1b2455ffdce74fad2, 0x7d4448409dc011d1b2455ffdce74fad2,
'urn:uuid:7d444840-9dc0-11d1-b245-5ffdce74fad2', 'urn:uuid:7d444840-9dc0-11d1-b245-5ffdce74fad2',
@ -102,8 +102,8 @@ class TestUUID(TestCase):
('e902893a-9d22-3c7e-a7b8-d6e313b71d9f', ('e902893a-9d22-3c7e-a7b8-d6e313b71d9f',
'{e902893a-9d22-3c7e-a7b8-d6e313b71d9f}', '{e902893a-9d22-3c7e-a7b8-d6e313b71d9f}',
'e902893a9d223c7ea7b8d6e313b71d9f', 'e902893a9d223c7ea7b8d6e313b71d9f',
'\xe9\x02\x89\x3a\x9d\x22\x3c\x7e\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f', b'\xe9\x02\x89\x3a\x9d\x22\x3c\x7e\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f',
'\x3a\x89\x02\xe9\x22\x9d\x7e\x3c\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f', b'\x3a\x89\x02\xe9\x22\x9d\x7e\x3c\xa7\xb8\xd6\xe3\x13\xb7\x1d\x9f',
(0xe902893a, 0x9d22, 0x3c7e, 0xa7, 0xb8, 0xd6e313b71d9f), (0xe902893a, 0x9d22, 0x3c7e, 0xa7, 0xb8, 0xd6e313b71d9f),
0xe902893a9d223c7ea7b8d6e313b71d9f, 0xe902893a9d223c7ea7b8d6e313b71d9f,
'urn:uuid:e902893a-9d22-3c7e-a7b8-d6e313b71d9f', 'urn:uuid:e902893a-9d22-3c7e-a7b8-d6e313b71d9f',
@ -111,8 +111,8 @@ class TestUUID(TestCase):
('eb424026-6f54-4ef8-a4d0-bb658a1fc6cf', ('eb424026-6f54-4ef8-a4d0-bb658a1fc6cf',
'{eb424026-6f54-4ef8-a4d0-bb658a1fc6cf}', '{eb424026-6f54-4ef8-a4d0-bb658a1fc6cf}',
'eb4240266f544ef8a4d0bb658a1fc6cf', 'eb4240266f544ef8a4d0bb658a1fc6cf',
'\xeb\x42\x40\x26\x6f\x54\x4e\xf8\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf', b'\xeb\x42\x40\x26\x6f\x54\x4e\xf8\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf',
'\x26\x40\x42\xeb\x54\x6f\xf8\x4e\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf', b'\x26\x40\x42\xeb\x54\x6f\xf8\x4e\xa4\xd0\xbb\x65\x8a\x1f\xc6\xcf',
(0xeb424026, 0x6f54, 0x4ef8, 0xa4, 0xd0, 0xbb658a1fc6cf), (0xeb424026, 0x6f54, 0x4ef8, 0xa4, 0xd0, 0xbb658a1fc6cf),
0xeb4240266f544ef8a4d0bb658a1fc6cf, 0xeb4240266f544ef8a4d0bb658a1fc6cf,
'urn:uuid:eb424026-6f54-4ef8-a4d0-bb658a1fc6cf', 'urn:uuid:eb424026-6f54-4ef8-a4d0-bb658a1fc6cf',
@ -120,8 +120,8 @@ class TestUUID(TestCase):
('f81d4fae-7dec-11d0-a765-00a0c91e6bf6', ('f81d4fae-7dec-11d0-a765-00a0c91e6bf6',
'{f81d4fae-7dec-11d0-a765-00a0c91e6bf6}', '{f81d4fae-7dec-11d0-a765-00a0c91e6bf6}',
'f81d4fae7dec11d0a76500a0c91e6bf6', 'f81d4fae7dec11d0a76500a0c91e6bf6',
'\xf8\x1d\x4f\xae\x7d\xec\x11\xd0\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6', b'\xf8\x1d\x4f\xae\x7d\xec\x11\xd0\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6',
'\xae\x4f\x1d\xf8\xec\x7d\xd0\x11\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6', b'\xae\x4f\x1d\xf8\xec\x7d\xd0\x11\xa7\x65\x00\xa0\xc9\x1e\x6b\xf6',
(0xf81d4fae, 0x7dec, 0x11d0, 0xa7, 0x65, 0x00a0c91e6bf6), (0xf81d4fae, 0x7dec, 0x11d0, 0xa7, 0x65, 0x00a0c91e6bf6),
0xf81d4fae7dec11d0a76500a0c91e6bf6, 0xf81d4fae7dec11d0a76500a0c91e6bf6,
'urn:uuid:f81d4fae-7dec-11d0-a765-00a0c91e6bf6', 'urn:uuid:f81d4fae-7dec-11d0-a765-00a0c91e6bf6',
@ -129,8 +129,8 @@ class TestUUID(TestCase):
('fffefdfc-fffe-fffe-fffe-fffefdfcfbfa', ('fffefdfc-fffe-fffe-fffe-fffefdfcfbfa',
'{fffefdfc-fffe-fffe-fffe-fffefdfcfbfa}', '{fffefdfc-fffe-fffe-fffe-fffefdfcfbfa}',
'fffefdfcfffefffefffefffefdfcfbfa', 'fffefdfcfffefffefffefffefdfcfbfa',
'\xff\xfe\xfd\xfc\xff\xfe\xff\xfe\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa', b'\xff\xfe\xfd\xfc\xff\xfe\xff\xfe\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa',
'\xfc\xfd\xfe\xff\xfe\xff\xfe\xff\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa', b'\xfc\xfd\xfe\xff\xfe\xff\xfe\xff\xff\xfe\xff\xfe\xfd\xfc\xfb\xfa',
(0xfffefdfc, 0xfffe, 0xfffe, 0xff, 0xfe, 0xfffefdfcfbfa), (0xfffefdfc, 0xfffe, 0xfffe, 0xff, 0xfe, 0xfffefdfcfbfa),
0xfffefdfcfffefffefffefffefdfcfbfa, 0xfffefdfcfffefffefffefffefdfcfbfa,
'urn:uuid:fffefdfc-fffe-fffe-fffe-fffefdfcfbfa', 'urn:uuid:fffefdfc-fffe-fffe-fffe-fffefdfcfbfa',
@ -138,8 +138,8 @@ class TestUUID(TestCase):
('ffffffff-ffff-ffff-ffff-ffffffffffff', ('ffffffff-ffff-ffff-ffff-ffffffffffff',
'{ffffffff-ffff-ffff-ffff-ffffffffffff}', '{ffffffff-ffff-ffff-ffff-ffffffffffff}',
'ffffffffffffffffffffffffffffffff', 'ffffffffffffffffffffffffffffffff',
'\xff'*16, b'\xff'*16,
'\xff'*16, b'\xff'*16,
(0xffffffff, 0xffff, 0xffff, 0xff, 0xff, 0xffffffffffff), (0xffffffff, 0xffff, 0xffff, 0xff, 0xff, 0xffffffffffff),
0xffffffffffffffffffffffffffffffff, 0xffffffffffffffffffffffffffffffff,
'urn:uuid:ffffffff-ffff-ffff-ffff-ffffffffffff', 'urn:uuid:ffffffff-ffff-ffff-ffff-ffffffffffff',
@ -238,7 +238,7 @@ class TestUUID(TestCase):
badvalue(lambda: uuid.UUID(int=1<<128)) badvalue(lambda: uuid.UUID(int=1<<128))
# Must supply exactly one of hex, bytes, fields, int. # Must supply exactly one of hex, bytes, fields, int.
h, b, f, i = '00'*16, '\0'*16, (0, 0, 0, 0, 0, 0), 0 h, b, f, i = '00'*16, b'\0'*16, (0, 0, 0, 0, 0, 0), 0
uuid.UUID(h) uuid.UUID(h)
uuid.UUID(hex=h) uuid.UUID(hex=h)
uuid.UUID(bytes=b) uuid.UUID(bytes=b)

109
Lib/uuid.py
View File

@ -37,7 +37,7 @@ Typical usage:
# get the raw 16 bytes of the UUID # get the raw 16 bytes of the UUID
>>> x.bytes >>> x.bytes
'\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f' b'\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f'
# make a UUID from a 16-byte string # make a UUID from a 16-byte string
>>> uuid.UUID(bytes=x.bytes) >>> uuid.UUID(bytes=x.bytes)
@ -50,7 +50,8 @@ RESERVED_NCS, RFC_4122, RESERVED_MICROSOFT, RESERVED_FUTURE = [
'reserved for NCS compatibility', 'specified in RFC 4122', 'reserved for NCS compatibility', 'specified in RFC 4122',
'reserved for Microsoft compatibility', 'reserved for future definition'] 'reserved for Microsoft compatibility', 'reserved for future definition']
int_ = int # The built-in int function int_ = int # The built-in int type
bytes_ = bytes # The built-in bytes type
class UUID(object): class UUID(object):
"""Instances of the UUID class represent UUIDs as specified in RFC 4122. """Instances of the UUID class represent UUIDs as specified in RFC 4122.
@ -138,13 +139,15 @@ class UUID(object):
if bytes_le is not None: if bytes_le is not None:
if len(bytes_le) != 16: if len(bytes_le) != 16:
raise ValueError('bytes_le is not a 16-char string') raise ValueError('bytes_le is not a 16-char string')
bytes = (bytes_le[3] + bytes_le[2] + bytes_le[1] + bytes_le[0] + bytes = (bytes_(reversed(bytes_le[0:4])) +
bytes_le[5] + bytes_le[4] + bytes_le[7] + bytes_le[6] + bytes_(reversed(bytes_le[4:6])) +
bytes_(reversed(bytes_le[6:8])) +
bytes_le[8:]) bytes_le[8:])
if bytes is not None: if bytes is not None:
if len(bytes) != 16: if len(bytes) != 16:
raise ValueError('bytes is not a 16-char string') raise ValueError('bytes is not a 16-char string')
int = int_(('%02x'*16) % tuple(map(ord, bytes)), 16) assert isinstance(bytes, bytes_), repr(bytes)
int = int_(('%02x'*16) % tuple(bytes), 16)
if fields is not None: if fields is not None:
if len(fields) != 6: if len(fields) != 6:
raise ValueError('fields is not a 6-tuple') raise ValueError('fields is not a 6-tuple')
@ -189,7 +192,8 @@ class UUID(object):
return self.int != other.int return self.int != other.int
return NotImplemented return NotImplemented
# XXX What's the value of being able to sort UUIDs? # Q. What's the value of being able to sort UUIDs?
# A. Use them as keys in a B-Tree or similar mapping.
def __lt__(self, other): def __lt__(self, other):
if isinstance(other, UUID): if isinstance(other, UUID):
@ -228,80 +232,70 @@ class UUID(object):
return '%s-%s-%s-%s-%s' % ( return '%s-%s-%s-%s-%s' % (
hex[:8], hex[8:12], hex[12:16], hex[16:20], hex[20:]) hex[:8], hex[8:12], hex[12:16], hex[16:20], hex[20:])
def get_bytes(self): @property
bytes = '' def bytes(self):
bytes = b''
for shift in range(0, 128, 8): for shift in range(0, 128, 8):
bytes = chr((self.int >> shift) & 0xff) + bytes bytes.insert(0, (self.int >> shift) & 0xff)
return bytes return bytes
bytes = property(get_bytes) @property
def bytes_le(self):
def get_bytes_le(self):
bytes = self.bytes bytes = self.bytes
return (bytes[3] + bytes[2] + bytes[1] + bytes[0] + return (bytes_(reversed(bytes[0:4])) +
bytes[5] + bytes[4] + bytes[7] + bytes[6] + bytes[8:]) bytes_(reversed(bytes[4:6])) +
bytes_(reversed(bytes[6:8])) +
bytes[8:])
bytes_le = property(get_bytes_le) @property
def fields(self):
def get_fields(self):
return (self.time_low, self.time_mid, self.time_hi_version, return (self.time_low, self.time_mid, self.time_hi_version,
self.clock_seq_hi_variant, self.clock_seq_low, self.node) self.clock_seq_hi_variant, self.clock_seq_low, self.node)
fields = property(get_fields) @property
def time_low(self):
def get_time_low(self):
return self.int >> 96 return self.int >> 96
time_low = property(get_time_low) @property
def time_mid(self):
def get_time_mid(self):
return (self.int >> 80) & 0xffff return (self.int >> 80) & 0xffff
time_mid = property(get_time_mid) @property
def time_hi_version(self):
def get_time_hi_version(self):
return (self.int >> 64) & 0xffff return (self.int >> 64) & 0xffff
time_hi_version = property(get_time_hi_version) @property
def clock_seq_hi_variant(self):
def get_clock_seq_hi_variant(self):
return (self.int >> 56) & 0xff return (self.int >> 56) & 0xff
clock_seq_hi_variant = property(get_clock_seq_hi_variant) @property
def clock_seq_low(self):
def get_clock_seq_low(self):
return (self.int >> 48) & 0xff return (self.int >> 48) & 0xff
clock_seq_low = property(get_clock_seq_low) @property
def time(self):
def get_time(self):
return (((self.time_hi_version & 0x0fff) << 48) | return (((self.time_hi_version & 0x0fff) << 48) |
(self.time_mid << 32) | self.time_low) (self.time_mid << 32) | self.time_low)
time = property(get_time) @property
def clock_seq(self):
def get_clock_seq(self):
return (((self.clock_seq_hi_variant & 0x3f) << 8) | return (((self.clock_seq_hi_variant & 0x3f) << 8) |
self.clock_seq_low) self.clock_seq_low)
clock_seq = property(get_clock_seq) @property
def node(self):
def get_node(self):
return self.int & 0xffffffffffff return self.int & 0xffffffffffff
node = property(get_node) @property
def hex(self):
def get_hex(self):
return '%032x' % self.int return '%032x' % self.int
hex = property(get_hex) @property
def urn(self):
def get_urn(self):
return 'urn:uuid:' + str(self) return 'urn:uuid:' + str(self)
urn = property(get_urn) @property
def variant(self):
def get_variant(self):
if not self.int & (0x8000 << 48): if not self.int & (0x8000 << 48):
return RESERVED_NCS return RESERVED_NCS
elif not self.int & (0x4000 << 48): elif not self.int & (0x4000 << 48):
@ -311,15 +305,12 @@ class UUID(object):
else: else:
return RESERVED_FUTURE return RESERVED_FUTURE
variant = property(get_variant) @property
def version(self):
def get_version(self):
# The version bits are only meaningful for RFC 4122 UUIDs. # The version bits are only meaningful for RFC 4122 UUIDs.
if self.variant == RFC_4122: if self.variant == RFC_4122:
return int((self.int >> 76) & 0xf) return int((self.int >> 76) & 0xf)
version = property(get_version)
def _find_mac(command, args, hw_identifiers, get_index): def _find_mac(command, args, hw_identifiers, get_index):
import os import os
for dir in ['', '/sbin/', '/usr/sbin']: for dir in ['', '/sbin/', '/usr/sbin']:
@ -536,8 +527,8 @@ def uuid1(node=None, clock_seq=None):
def uuid3(namespace, name): def uuid3(namespace, name):
"""Generate a UUID from the MD5 hash of a namespace UUID and a name.""" """Generate a UUID from the MD5 hash of a namespace UUID and a name."""
from hashlib import md5 from hashlib import md5
hash = md5(namespace.bytes + name).digest() hash = md5(namespace.bytes + bytes(name, "utf-8")).digest()
return UUID(bytes=hash[:16], version=3) return UUID(bytes=bytes_(hash[:16]), version=3)
def uuid4(): def uuid4():
"""Generate a random UUID.""" """Generate a random UUID."""
@ -559,8 +550,8 @@ def uuid4():
def uuid5(namespace, name): def uuid5(namespace, name):
"""Generate a UUID from the SHA-1 hash of a namespace UUID and a name.""" """Generate a UUID from the SHA-1 hash of a namespace UUID and a name."""
from hashlib import sha1 from hashlib import sha1
hash = sha1(namespace.bytes + name).digest() hash = sha1(namespace.bytes + bytes(name, "utf-8")).digest()
return UUID(bytes=hash[:16], version=5) return UUID(bytes=bytes_(hash[:16]), version=5)
# The following standard UUIDs are for use with uuid3() or uuid5(). # The following standard UUIDs are for use with uuid3() or uuid5().