diff options
Diffstat (limited to 'Lib/uuid.py')
| -rw-r--r-- | Lib/uuid.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Lib/uuid.py b/Lib/uuid.py index c52ffbb..74d4a7a 100644 --- a/Lib/uuid.py +++ b/Lib/uuid.py @@ -414,7 +414,6 @@ def _netbios_getnode(): _uuid_generate_random = _uuid_generate_time = _UuidCreate = None try: import ctypes, ctypes.util - _buffer = ctypes.create_string_buffer(16) # The uuid_generate_* routines are provided by libuuid on at least # Linux and FreeBSD, and provided by libc on Mac OS X. @@ -447,11 +446,13 @@ except: def _unixdll_getnode(): """Get the hardware address on Unix using ctypes.""" + _buffer = ctypes.create_string_buffer(16) _uuid_generate_time(_buffer) return UUID(bytes=bytes_(_buffer.raw)).node def _windll_getnode(): """Get the hardware address on Windows using ctypes.""" + _buffer = ctypes.create_string_buffer(16) if _UuidCreate(_buffer) == 0: return UUID(bytes=bytes_(_buffer.raw)).node @@ -499,6 +500,7 @@ def uuid1(node=None, clock_seq=None): # When the system provides a version-1 UUID generator, use it (but don't # use UuidCreate here because its UUIDs don't conform to RFC 4122). + _buffer = ctypes.create_string_buffer(16) if _uuid_generate_time and node is clock_seq is None: _uuid_generate_time(_buffer) return UUID(bytes=bytes_(_buffer.raw)) @@ -535,6 +537,7 @@ def uuid4(): """Generate a random UUID.""" # When the system provides a version-4 UUID generator, use it. + _buffer = ctypes.create_string_buffer(16) if _uuid_generate_random: _uuid_generate_random(_buffer) return UUID(bytes=bytes_(_buffer.raw)) |