except:
# catch all, py.* fails with so many different errors.
get_current_greenlet = int
try:
from six.moves._thread import get_ident as get_current_thread, allocate_lock
except ImportError: # pragma: no cover
from six.moves._dummy_thread import get_ident as get_current_thread, allocate_lock
# get the best ident function. if greenlets are not installed we can
# safely just use the builtin thread function and save a python methodcall
# and the cost of calculating a hash.
if get_current_greenlet is int: # pragma: no cover
get_ident = get_current_thread
else:
get_ident = lambda: (get_current_thread(), get_current_greenlet())
class Local(object):
"""A container for thread-local objects.
Attributes are assigned or retrieved using the current thread.
"""
__slots__ = ('__storage__', '__lock__')
def __init__(self):
object.__setattr__(self, '__storage__', {})
object.__setattr__(self, '__lock__', allocate_lock())
def __iter__(self):
def get_ident():
return get_current_thread(), get_current_greenlet()
def get_ident():
return get_current_thread(), get_current_greenlet()