Message230736
| Author |
kovid |
| Recipients |
Arfrever, asvetlov, bra, christian.heimes, flox, jcea, kovid, pitrou, r.david.murray |
| Date |
2014年11月06日.11:58:00 |
| SpamBayes Score |
-1.0 |
| Marked as misclassified |
Yes |
| Message-id |
<1415275081.46.0.928838965561.issue15500@psf.upfronthosting.co.za> |
| In-reply-to |
| Content |
Just FYI, a pure python2 implementation that monkey patches Thread.start() to set the OS level thread name intelligently.
import ctypes, ctypes.util, threading
libpthread_path = ctypes.util.find_library("pthread")
if libpthread_path:
libpthread = ctypes.CDLL(libpthread_path)
if hasattr(libpthread, "pthread_setname_np"):
pthread_setname_np = libpthread.pthread_setname_np
pthread_setname_np.argtypes = [ctypes.c_void_p, ctypes.c_char_p]
pthread_setname_np.restype = ctypes.c_int
orig_start = threading.Thread.start
def new_start(self):
orig_start(self)
try:
name = self.name
if not name or name.startswith('Thread-'):
name = self.__class__.__name__
if name == 'Thread':
name = self.name
if name:
if isinstance(name, unicode):
name = name.encode('ascii', 'replace')
ident = getattr(self, "ident", None)
if ident is not None:
pthread_setname_np(ident, name[:15])
except Exception:
pass # Don't care about failure to set name
threading.Thread.start = new_start |
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