uuid creation is now threadsafe, backport from py3k rev. 57375.
diff --git a/Lib/uuid.py b/Lib/uuid.py
index e21b070..e1b2f4b 100644
--- a/Lib/uuid.py
+++ b/Lib/uuid.py
@@ -393,7 +393,6 @@
_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.
@@ -426,11 +425,13 @@
def _unixdll_getnode():
"""Get the hardware address on Unix using ctypes."""
+ _buffer = ctypes.create_string_buffer(16)
_uuid_generate_time(_buffer)
return UUID(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=_buffer.raw).node
@@ -478,6 +479,7 @@
# 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=_buffer.raw)
@@ -514,6 +516,7 @@
"""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=_buffer.raw)