golden hour

/opt/alt/python27/lib64/python2.7

File/Folder	Size	Actions
BaseHTTPServer.py	22.21 KB
BaseHTTPServer.pyc	21.47 KB
BaseHTTPServer.pyo	21.47 KB
Bastion.py	5.61 KB
Bastion.pyc	6.69 KB
Bastion.pyo	6.69 KB
CGIHTTPServer.py	12.78 KB
CGIHTTPServer.pyc	10.92 KB
CGIHTTPServer.pyo	10.92 KB
ConfigParser.py	27.1 KB
ConfigParser.pyc	25.37 KB
ConfigParser.pyo	25.37 KB
Cookie.py	25.92 KB
Cookie.pyc	22.61 KB
Cookie.pyo	22.61 KB
DocXMLRPCServer.py	10.52 KB
DocXMLRPCServer.pyc	10.2 KB
DocXMLRPCServer.pyo	10.09 KB
HTMLParser.py	16.77 KB
HTMLParser.pyc	13.81 KB
HTMLParser.pyo	13.51 KB
MimeWriter.py	6.33 KB
MimeWriter.pyc	7.31 KB
MimeWriter.pyo	7.31 KB
Queue.py	8.38 KB
Queue.pyc	9.56 KB
Queue.pyo	9.56 KB
SimpleHTTPServer.py	7.81 KB
SimpleHTTPServer.pyc	7.96 KB
SimpleHTTPServer.pyo	7.96 KB
SimpleXMLRPCServer.py	25.21 KB
SimpleXMLRPCServer.pyc	22.78 KB
SimpleXMLRPCServer.pyo	22.78 KB
SocketServer.py	23.39 KB
SocketServer.pyc	24.25 KB
SocketServer.pyo	24.25 KB
StringIO.py	10.41 KB
StringIO.pyc	11.45 KB
StringIO.pyo	11.45 KB
UserDict.py	6.89 KB
UserDict.pyc	10.05 KB
UserDict.pyo	10.05 KB
UserList.py	3.56 KB
UserList.pyc	6.85 KB
UserList.pyo	6.85 KB
UserString.py	9.47 KB
UserString.pyc	15.38 KB
UserString.pyo	15.38 KB
_LWPCookieJar.py	6.4 KB
_LWPCookieJar.pyc	5.38 KB
_LWPCookieJar.pyo	5.38 KB
_MozillaCookieJar.py	5.66 KB
_MozillaCookieJar.pyc	4.41 KB
_MozillaCookieJar.pyo	4.37 KB
__future__.py	4.28 KB
__future__.pyc	4.2 KB
__future__.pyo	4.2 KB
__phello__.foo.py	64 B
__phello__.foo.pyc	138 B
__phello__.foo.pyo	138 B
_abcoll.py	18.18 KB
_abcoll.pyc	26.4 KB
_abcoll.pyo	26.4 KB
_osx_support.py	18.65 KB
_osx_support.pyc	11.72 KB
_osx_support.pyo	11.72 KB
_pyio.py	68 KB
_pyio.pyc	65.41 KB
_pyio.pyo	65.41 KB
_strptime.py	20.24 KB
_strptime.pyc	15.07 KB
_strptime.pyo	15.07 KB
_sysconfigdata.py	18.9 KB
_sysconfigdata.pyc	22 KB
_sysconfigdata.pyo	22 KB
_threading_local.py	7.09 KB
_threading_local.pyc	6.34 KB
_threading_local.pyo	6.34 KB
_weakrefset.py	5.77 KB
_weakrefset.pyc	10.06 KB
_weakrefset.pyo	10.06 KB
abc.py	6.98 KB
abc.pyc	6.14 KB
abc.pyo	6.08 KB
aifc.py	33.77 KB
aifc.pyc	30.67 KB
aifc.pyo	30.67 KB
antigravity.py	60 B
antigravity.pyc	216 B
antigravity.pyo	216 B
anydbm.py	2.6 KB
anydbm.pyc	2.77 KB
anydbm.pyo	2.77 KB
argparse.py	87.14 KB
argparse.pyc	64.83 KB
argparse.pyo	64.67 KB
ast.py	11.53 KB
ast.pyc	12.94 KB
ast.pyo	12.94 KB
asynchat.py	11.31 KB
asynchat.pyc	8.98 KB
asynchat.pyo	8.98 KB
asyncore.py	20.45 KB
asyncore.pyc	19.2 KB
asyncore.pyo	19.2 KB
atexit.py	1.67 KB
atexit.pyc	2.23 KB
atexit.pyo	2.23 KB
audiodev.py	7.42 KB
audiodev.pyc	8.61 KB
audiodev.pyo	8.61 KB
base64.py	11.54 KB
base64.pyc	11.26 KB
base64.pyo	11.26 KB
bdb.py	21.21 KB
bdb.pyc	19.43 KB
bdb.pyo	19.43 KB
binhex.py	14.35 KB
binhex.pyc	15.75 KB
binhex.pyo	15.75 KB
bisect.py	2.53 KB
bisect.pyc	3.06 KB
bisect.pyo	3.06 KB
bsddb	-
cProfile.py	6.43 KB
cProfile.pyc	6.42 KB
cProfile.pyo	6.42 KB
calendar.py	22.84 KB
calendar.pyc	28.26 KB
calendar.pyo	28.26 KB
cgi.py	34.97 KB
cgi.pyc	33.24 KB
cgi.pyo	33.24 KB
cgitb.py	11.89 KB
cgitb.pyc	12.08 KB
cgitb.pyo	12.08 KB
chunk.py	5.29 KB
chunk.pyc	5.61 KB
chunk.pyo	5.61 KB
cmd.py	14.67 KB
cmd.pyc	13.98 KB
cmd.pyo	13.98 KB
code.py	9.95 KB
code.pyc	10.29 KB
code.pyo	10.29 KB
codecs.py	35.3 KB
codecs.pyc	37.15 KB
codecs.pyo	37.15 KB
codeop.py	5.86 KB
codeop.pyc	6.57 KB
codeop.pyo	6.57 KB
collections.py	27.15 KB
collections.pyc	26.21 KB
collections.pyo	26.16 KB
colorsys.py	3.6 KB
colorsys.pyc	4 KB
colorsys.pyo	4 KB
commands.py	2.49 KB
commands.pyc	2.49 KB
commands.pyo	2.49 KB
compileall.py	7.58 KB
compileall.pyc	6.93 KB
compileall.pyo	6.93 KB
compiler	-
config	-
contextlib.py	4.32 KB
contextlib.pyc	4.5 KB
contextlib.pyo	4.5 KB
cookielib.py	63.95 KB
cookielib.pyc	54.67 KB
cookielib.pyo	54.49 KB
copy.py	11.26 KB
copy.pyc	12.21 KB
copy.pyo	12.13 KB
copy_reg.py	6.81 KB
copy_reg.pyc	5.19 KB
copy_reg.pyo	5.14 KB
crypt.py	2.24 KB
crypt.pyc	2.95 KB
crypt.pyo	2.95 KB
csv.py	16.32 KB
csv.pyc	13.56 KB
csv.pyo	13.56 KB
ctypes	-
curses	-
dbhash.py	498 B
dbhash.pyc	744 B
dbhash.pyo	744 B
decimal.py	216.73 KB
decimal.pyc	171.36 KB
decimal.pyo	171.36 KB
difflib.py	80.4 KB
difflib.pyc	61.13 KB
difflib.pyo	61.08 KB
dircache.py	1.1 KB
dircache.pyc	1.59 KB
dircache.pyo	1.59 KB
dis.py	6.35 KB
dis.pyc	6.18 KB
dis.pyo	6.18 KB
distutils	-
doctest.py	102.63 KB
doctest.pyc	83.21 KB
doctest.pyo	82.93 KB
dumbdbm.py	8.93 KB
dumbdbm.pyc	6.83 KB
dumbdbm.pyo	6.83 KB
dummy_thread.py	4.31 KB
dummy_thread.pyc	5.46 KB
dummy_thread.pyo	5.46 KB
dummy_threading.py	2.74 KB
dummy_threading.pyc	1.27 KB
dummy_threading.pyo	1.27 KB
email	-
encodings	-
ensurepip	-
filecmp.py	9.36 KB
filecmp.pyc	9.65 KB
filecmp.pyo	9.65 KB
fileinput.py	13.42 KB
fileinput.pyc	14.54 KB
fileinput.pyo	14.54 KB
fnmatch.py	3.24 KB
fnmatch.pyc	3.61 KB
fnmatch.pyo	3.61 KB
formatter.py	14.56 KB
formatter.pyc	19.71 KB
formatter.pyo	19.71 KB
fpformat.py	4.62 KB
fpformat.pyc	4.69 KB
fpformat.pyo	4.69 KB
fractions.py	21.87 KB
fractions.pyc	19.74 KB
fractions.pyo	19.74 KB
ftplib.py	37.3 KB
ftplib.pyc	34.82 KB
ftplib.pyo	34.82 KB
functools.py	4.69 KB
functools.pyc	6.85 KB
functools.pyo	6.85 KB
genericpath.py	3.13 KB
genericpath.pyc	3.57 KB
genericpath.pyo	3.57 KB
getopt.py	7.15 KB
getopt.pyc	6.63 KB
getopt.pyo	6.58 KB
getpass.py	5.43 KB
getpass.pyc	4.72 KB
getpass.pyo	4.72 KB
gettext.py	22.13 KB
gettext.pyc	18.17 KB
gettext.pyo	18.17 KB
glob.py	3.04 KB
glob.pyc	2.98 KB
glob.pyo	2.98 KB
gzip.py	18.58 KB
gzip.pyc	15.26 KB
gzip.pyo	15.26 KB
hashlib.py	7.66 KB
hashlib.pyc	6.86 KB
hashlib.pyo	6.86 KB
heapq.py	17.87 KB
heapq.pyc	14.45 KB
heapq.pyo	14.45 KB
hmac.py	4.48 KB
hmac.pyc	4.56 KB
hmac.pyo	4.56 KB
hotshot	-
htmlentitydefs.py	17.63 KB
htmlentitydefs.pyc	6.23 KB
htmlentitydefs.pyo	6.23 KB
htmllib.py	12.57 KB
htmllib.pyc	20.99 KB
htmllib.pyo	20.99 KB
httplib.py	51.07 KB
httplib.pyc	37.88 KB
httplib.pyo	37.7 KB
idlelib	-
ihooks.py	18.54 KB
ihooks.pyc	21.75 KB
ihooks.pyo	21.75 KB
imaplib.py	47.23 KB
imaplib.pyc	45.19 KB
imaplib.pyo	42.49 KB
imghdr.py	3.46 KB
imghdr.pyc	4.93 KB
imghdr.pyo	4.93 KB
importlib	-
imputil.py	25.16 KB
imputil.pyc	15.74 KB
imputil.pyo	15.57 KB
inspect.py	42 KB
inspect.pyc	40.16 KB
inspect.pyo	40.16 KB
io.py	3.24 KB
io.pyc	3.57 KB
io.pyo	3.57 KB
json	-
keyword.py	1.96 KB
keyword.pyc	2.08 KB
keyword.pyo	2.08 KB
lib-dynload	-
lib2to3	-
linecache.py	3.93 KB
linecache.pyc	3.27 KB
linecache.pyo	3.27 KB
locale.py	100.42 KB
locale.pyc	55.69 KB
locale.pyo	55.69 KB
logging	-
macpath.py	6.14 KB
macpath.pyc	7.74 KB
macpath.pyo	7.74 KB
macurl2path.py	2.67 KB
macurl2path.pyc	2.24 KB
macurl2path.pyo	2.24 KB
mailbox.py	79.34 KB
mailbox.pyc	77.7 KB
mailbox.pyo	77.65 KB
mailcap.py	7.25 KB
mailcap.pyc	7.08 KB
mailcap.pyo	7.08 KB
markupbase.py	14.3 KB
markupbase.pyc	9.27 KB
markupbase.pyo	9.07 KB
md5.py	358 B
md5.pyc	391 B
md5.pyo	391 B
mhlib.py	32.65 KB
mhlib.pyc	33.98 KB
mhlib.pyo	33.98 KB
mimetools.py	7 KB
mimetools.pyc	8.26 KB
mimetools.pyo	8.26 KB
mimetypes.py	20.54 KB
mimetypes.pyc	18.3 KB
mimetypes.pyo	18.3 KB
mimify.py	14.68 KB
mimify.pyc	11.91 KB
mimify.pyo	11.91 KB
modulefinder.py	23.89 KB
modulefinder.pyc	19.12 KB
modulefinder.pyo	19.04 KB
multifile.py	4.71 KB
multifile.pyc	5.48 KB
multifile.pyo	5.44 KB
multiprocessing	-
mutex.py	1.83 KB
mutex.pyc	2.55 KB
mutex.pyo	2.55 KB
netrc.py	5.75 KB
netrc.pyc	4.72 KB
netrc.pyo	4.72 KB
new.py	610 B
new.pyc	875 B
new.pyo	875 B
nntplib.py	20.97 KB
nntplib.pyc	21.11 KB
nntplib.pyo	21.11 KB
ntpath.py	18.97 KB
ntpath.pyc	13.1 KB
ntpath.pyo	13.1 KB
nturl2path.py	2.36 KB
nturl2path.pyc	1.81 KB
nturl2path.pyo	1.81 KB
numbers.py	10.08 KB
numbers.pyc	14.47 KB
numbers.pyo	14.47 KB
opcode.py	5.35 KB
opcode.pyc	6.06 KB
opcode.pyo	6.06 KB
optparse.py	59.77 KB
optparse.pyc	54.41 KB
optparse.pyo	54.33 KB
os.py	25.3 KB
os.pyc	25.76 KB
os.pyo	25.76 KB
os2emxpath.py	4.53 KB
os2emxpath.pyc	4.53 KB
os2emxpath.pyo	4.53 KB
pdb.doc	7.73 KB
pdb.py	45.03 KB
pdb.pyc	44.09 KB
pdb.pyo	44.09 KB
pickle.py	44.42 KB
pickle.pyc	38.98 KB
pickle.pyo	38.79 KB
pickletools.py	72.78 KB
pickletools.pyc	56.1 KB
pickletools.pyo	55.26 KB
pipes.py	9.36 KB
pipes.pyc	9.29 KB
pipes.pyo	9.29 KB
pkgutil.py	19.77 KB
pkgutil.pyc	18.93 KB
pkgutil.pyo	18.93 KB
plat-linux2	-
platform.py	51.56 KB
platform.pyc	37.7 KB
platform.pyo	37.7 KB
plistlib.py	14.83 KB
plistlib.pyc	19.54 KB
plistlib.pyo	19.46 KB
popen2.py	8.22 KB
popen2.pyc	9.02 KB
popen2.pyo	8.98 KB
poplib.py	12.52 KB
poplib.pyc	13.45 KB
poplib.pyo	13.45 KB
posixfile.py	7.82 KB
posixfile.pyc	7.63 KB
posixfile.pyo	7.63 KB
posixpath.py	13.96 KB
posixpath.pyc	11.49 KB
posixpath.pyo	11.49 KB
pprint.py	11.5 KB
pprint.pyc	10.2 KB
pprint.pyo	10.02 KB
profile.py	22.26 KB
profile.pyc	16.57 KB
profile.pyo	16.32 KB
pstats.py	26.09 KB
pstats.pyc	25.19 KB
pstats.pyo	25.19 KB
pty.py	4.94 KB
pty.pyc	4.98 KB
pty.pyo	4.98 KB
py_compile.py	5.8 KB
py_compile.pyc	6.37 KB
py_compile.pyo	6.37 KB
pyclbr.py	13.07 KB
pyclbr.pyc	9.59 KB
pyclbr.pyo	9.59 KB
pydoc.py	93.43 KB
pydoc.pyc	92.69 KB
pydoc.pyo	92.63 KB
pydoc_data	-
quopri.py	6.81 KB
quopri.pyc	6.56 KB
quopri.pyo	6.56 KB
random.py	31.7 KB
random.pyc	25.65 KB
random.pyo	25.65 KB
re.py	13.11 KB
re.pyc	13.37 KB
re.pyo	13.37 KB
repr.py	4.2 KB
repr.pyc	5.47 KB
repr.pyo	5.47 KB
rexec.py	19.68 KB
rexec.pyc	24 KB
rexec.pyo	24 KB
rfc822.py	32.76 KB
rfc822.pyc	31.83 KB
rfc822.pyo	31.83 KB
rlcompleter.py	5.85 KB
rlcompleter.pyc	6.04 KB
rlcompleter.pyo	6.04 KB
robotparser.py	7.51 KB
robotparser.pyc	8.12 KB
robotparser.pyo	8.12 KB
runpy.py	10.82 KB
runpy.pyc	8.85 KB
runpy.pyo	8.85 KB
sched.py	4.97 KB
sched.pyc	4.99 KB
sched.pyo	4.99 KB
sets.py	18.6 KB
sets.pyc	17.21 KB
sets.pyo	17.21 KB
sgmllib.py	17.46 KB
sgmllib.pyc	15.67 KB
sgmllib.pyo	15.67 KB
sha.py	393 B
sha.pyc	434 B
sha.pyo	434 B
shelve.py	7.99 KB
shelve.pyc	10.36 KB
shelve.pyo	10.36 KB
shlex.py	10.9 KB
shlex.pyc	7.55 KB
shlex.pyo	7.55 KB
shutil.py	19.41 KB
shutil.pyc	19.19 KB
shutil.pyo	19.19 KB
site-packages	-
site.py	19.18 KB
site.pyc	19.35 KB
site.pyo	19.35 KB
smtpd.py	18.12 KB
smtpd.pyc	15.9 KB
smtpd.pyo	15.9 KB
smtplib.py	31.39 KB
smtplib.pyc	30.29 KB
smtplib.pyo	30.29 KB
sndhdr.py	5.83 KB
sndhdr.pyc	7.4 KB
sndhdr.pyo	7.4 KB
socket.py	20.13 KB
socket.pyc	16.15 KB
socket.pyo	16.07 KB
sqlite3	-
sre.py	384 B
sre.pyc	532 B
sre.pyo	532 B
sre_compile.py	19.36 KB
sre_compile.pyc	12.46 KB
sre_compile.pyo	12.3 KB
sre_constants.py	7.03 KB
sre_constants.pyc	6.11 KB
sre_constants.pyo	6.11 KB
sre_parse.py	29.98 KB
sre_parse.pyc	21.12 KB
sre_parse.pyo	21.12 KB
ssl.py	36.58 KB
ssl.pyc	32.24 KB
ssl.pyo	32.24 KB
stat.py	1.8 KB
stat.pyc	2.81 KB
stat.pyo	2.81 KB
statvfs.py	898 B
statvfs.pyc	633 B
statvfs.pyo	633 B
string.py	21.04 KB
string.pyc	20.63 KB
string.pyo	20.63 KB
stringold.py	12.16 KB
stringold.pyc	12.6 KB
stringold.pyo	12.6 KB
stringprep.py	13.21 KB
stringprep.pyc	14.4 KB
stringprep.pyo	14.33 KB
struct.py	82 B
struct.pyc	252 B
struct.pyo	252 B
subprocess.py	49.34 KB
subprocess.pyc	32.32 KB
subprocess.pyo	32.32 KB
sunau.py	16.82 KB
sunau.pyc	18.57 KB
sunau.pyo	18.57 KB
sunaudio.py	1.37 KB
sunaudio.pyc	2 KB
sunaudio.pyo	2 KB
symbol.py	2.02 KB
symbol.pyc	2.98 KB
symbol.pyo	2.98 KB
symtable.py	7.26 KB
symtable.pyc	12.14 KB
symtable.pyo	12.02 KB
sysconfig.py	22.32 KB
sysconfig.pyc	17.73 KB
sysconfig.pyo	17.73 KB
tabnanny.py	11.08 KB
tabnanny.pyc	8.31 KB
tabnanny.pyo	8.31 KB
tarfile.py	88.45 KB
tarfile.pyc	76.54 KB
tarfile.pyo	76.54 KB
telnetlib.py	26.4 KB
telnetlib.pyc	23.03 KB
telnetlib.pyo	23.03 KB
tempfile.py	19.09 KB
tempfile.pyc	20.55 KB
tempfile.pyo	20.55 KB
test	-
textwrap.py	16.88 KB
textwrap.pyc	11.99 KB
textwrap.pyo	11.9 KB
this.py	1002 B
this.pyc	1.2 KB
this.pyo	1.2 KB
threading.py	46.17 KB
threading.pyc	42.97 KB
threading.pyo	40.84 KB
timeit.py	12.5 KB
timeit.pyc	12.06 KB
timeit.pyo	12.06 KB
toaiff.py	3.07 KB
toaiff.pyc	3.08 KB
toaiff.pyo	3.08 KB
token.py	2.85 KB
token.pyc	3.79 KB
token.pyo	3.79 KB
tokenize.py	17.07 KB
tokenize.pyc	14.37 KB
tokenize.pyo	14.31 KB
trace.py	29.2 KB
trace.pyc	22.69 KB
trace.pyo	22.63 KB
traceback.py	11.02 KB
traceback.pyc	11.66 KB
traceback.pyo	11.66 KB
tty.py	879 B
tty.pyc	1.32 KB
tty.pyo	1.32 KB
types.py	2.04 KB
types.pyc	2.75 KB
types.pyo	2.75 KB
unittest	-
urllib.py	58.82 KB
urllib.pyc	51.35 KB
urllib.pyo	51.25 KB
urllib2.py	51.31 KB
urllib2.pyc	47.8 KB
urllib2.pyo	47.71 KB
urlparse.py	16.29 KB
urlparse.pyc	15.51 KB
urlparse.pyo	15.51 KB
user.py	1.59 KB
user.pyc	1.7 KB
user.pyo	1.7 KB
uu.py	6.55 KB
uu.pyc	4.35 KB
uu.pyo	4.35 KB
uuid.py	22.63 KB
uuid.pyc	23.22 KB
uuid.pyo	23.11 KB
warnings.py	14.48 KB
warnings.pyc	13.49 KB
warnings.pyo	12.71 KB
wave.py	18.15 KB
wave.pyc	20.19 KB
wave.pyo	20.05 KB
weakref.py	14.48 KB
weakref.pyc	16.73 KB
weakref.pyo	16.73 KB
webbrowser.py	22.2 KB
webbrowser.pyc	19.86 KB
webbrowser.pyo	19.81 KB
whichdb.py	3.31 KB
whichdb.pyc	2.21 KB
whichdb.pyo	2.21 KB
wsgiref	-
wsgiref.egg-info	187 B
xdrlib.py	5.93 KB
xdrlib.pyc	10.2 KB
xdrlib.pyo	10.2 KB
xml	-
xmllib.py	34.05 KB
xmllib.pyc	26.9 KB
xmllib.pyo	26.9 KB
xmlrpclib.py	50.91 KB
xmlrpclib.pyc	44.81 KB
xmlrpclib.pyo	44.63 KB
zipfile.py	58.08 KB
zipfile.pyc	41.92 KB
zipfile.pyo	41.92 KB

Edit: weakref.py

"""Weak reference support for Python.

This module is an implementation of PEP 205:

http://www.python.org/dev/peps/pep-0205/
"""

# Naming convention: Variables named "wr" are weak reference objects;
# they are called this instead of "ref" to avoid name collisions with
# the module-global ref() function imported from _weakref.

import UserDict

from _weakref import (
     getweakrefcount,
     getweakrefs,
     ref,
     proxy,
     CallableProxyType,
     ProxyType,
     ReferenceType,
     _remove_dead_weakref)

from _weakrefset import WeakSet, _IterationGuard

from exceptions import ReferenceError

ProxyTypes = (ProxyType, CallableProxyType)

__all__ = ["ref", "proxy", "getweakrefcount", "getweakrefs",
           "WeakKeyDictionary", "ReferenceError", "ReferenceType", "ProxyType",
           "CallableProxyType", "ProxyTypes", "WeakValueDictionary", 'WeakSet']

class WeakValueDictionary(UserDict.UserDict):
    """Mapping class that references values weakly.

Entries in the dictionary will be discarded when no strong
    reference to the value exists anymore
    """
    # We inherit the constructor without worrying about the input
    # dictionary; since it uses our .update() method, we get the right
    # checks (if the other dictionary is a WeakValueDictionary,
    # objects are unwrapped on the way out, and we always wrap on the
    # way in).

def __init__(*args, **kw):
        if not args:
            raise TypeError("descriptor '__init__' of 'WeakValueDictionary' "
                            "object needs an argument")
        self = args[0]
        args = args[1:]
        if len(args) > 1:
            raise TypeError('expected at most 1 arguments, got %d' % len(args))
        def remove(wr, selfref=ref(self), _atomic_removal=_remove_dead_weakref):
            self = selfref()
            if self is not None:
                if self._iterating:
                    self._pending_removals.append(wr.key)
                else:
                    # Atomic removal is necessary since this function
                    # can be called asynchronously by the GC
                    _atomic_removal(self.data, wr.key)
        self._remove = remove
        # A list of keys to be removed
        self._pending_removals = []
        self._iterating = set()
        UserDict.UserDict.__init__(self, *args, **kw)

def _commit_removals(self):
        l = self._pending_removals
        d = self.data
        # We shouldn't encounter any KeyError, because this method should
        # always be called *before* mutating the dict.
        while l:
            key = l.pop()
            _remove_dead_weakref(d, key)

def __getitem__(self, key):
        if self._pending_removals:
            self._commit_removals()
        o = self.data[key]()
        if o is None:
            raise KeyError, key
        else:
            return o

def __delitem__(self, key):
        if self._pending_removals:
            self._commit_removals()
        del self.data[key]

def __contains__(self, key):
        if self._pending_removals:
            self._commit_removals()
        try:
            o = self.data[key]()
        except KeyError:
            return False
        return o is not None

def has_key(self, key):
        if self._pending_removals:
            self._commit_removals()
        try:
            o = self.data[key]()
        except KeyError:
            return False
        return o is not None

def __repr__(self):
        return "<WeakValueDictionary at %s>" % id(self)

def __setitem__(self, key, value):
        if self._pending_removals:
            self._commit_removals()
        self.data[key] = KeyedRef(value, self._remove, key)

def clear(self):
        if self._pending_removals:
            self._commit_removals()
        self.data.clear()

def copy(self):
        if self._pending_removals:
            self._commit_removals()
        new = WeakValueDictionary()
        for key, wr in self.data.items():
            o = wr()
            if o is not None:
                new[key] = o
        return new

__copy__ = copy

def __deepcopy__(self, memo):
        from copy import deepcopy
        if self._pending_removals:
            self._commit_removals()
        new = self.__class__()
        for key, wr in self.data.items():
            o = wr()
            if o is not None:
                new[deepcopy(key, memo)] = o
        return new

def get(self, key, default=None):
        if self._pending_removals:
            self._commit_removals()
        try:
            wr = self.data[key]
        except KeyError:
            return default
        else:
            o = wr()
            if o is None:
                # This should only happen
                return default
            else:
                return o

def items(self):
        if self._pending_removals:
            self._commit_removals()
        L = []
        for key, wr in self.data.items():
            o = wr()
            if o is not None:
                L.append((key, o))
        return L

def iteritems(self):
        if self._pending_removals:
            self._commit_removals()
        with _IterationGuard(self):
            for wr in self.data.itervalues():
                value = wr()
                if value is not None:
                    yield wr.key, value

def iterkeys(self):
        if self._pending_removals:
            self._commit_removals()
        with _IterationGuard(self):
            for k in self.data.iterkeys():
                yield k

__iter__ = iterkeys

def itervaluerefs(self):
        """Return an iterator that yields the weak references to the values.

The references are not guaranteed to be 'live' at the time
        they are used, so the result of calling the references needs
        to be checked before being used.  This can be used to avoid
        creating references that will cause the garbage collector to
        keep the values around longer than needed.

"""
        if self._pending_removals:
            self._commit_removals()
        with _IterationGuard(self):
            for wr in self.data.itervalues():
                yield wr

def itervalues(self):
        if self._pending_removals:
            self._commit_removals()
        with _IterationGuard(self):
            for wr in self.data.itervalues():
                obj = wr()
                if obj is not None:
                    yield obj

def popitem(self):
        if self._pending_removals:
            self._commit_removals()
        while 1:
            key, wr = self.data.popitem()
            o = wr()
            if o is not None:
                return key, o

def pop(self, key, *args):
        if self._pending_removals:
            self._commit_removals()
        try:
            o = self.data.pop(key)()
        except KeyError:
            o = None
        if o is None:
            if args:
                return args[0]
            else:
                raise KeyError, key
        else:
            return o

def setdefault(self, key, default=None):
        if self._pending_removals:
            self._commit_removals()
        try:
            o = self.data[key]()
        except KeyError:
            o = None
        if o is None:
            self.data[key] = KeyedRef(default, self._remove, key)
            return default
        else:
            return o

def update(*args, **kwargs):
        if not args:
            raise TypeError("descriptor 'update' of 'WeakValueDictionary' "
                            "object needs an argument")
        self = args[0]
        args = args[1:]
        if len(args) > 1:
            raise TypeError('expected at most 1 arguments, got %d' % len(args))
        dict = args[0] if args else None
        if self._pending_removals:
            self._commit_removals()
        d = self.data
        if dict is not None:
            if not hasattr(dict, "items"):
                dict = type({})(dict)
            for key, o in dict.items():
                d[key] = KeyedRef(o, self._remove, key)
        if len(kwargs):
            self.update(kwargs)

def valuerefs(self):
        """Return a list of weak references to the values.

"""
        if self._pending_removals:
            self._commit_removals()
        return self.data.values()

def values(self):
        if self._pending_removals:
            self._commit_removals()
        L = []
        for wr in self.data.values():
            o = wr()
            if o is not None:
                L.append(o)
        return L

class KeyedRef(ref):
    """Specialized reference that includes a key corresponding to the value.

This is used in the WeakValueDictionary to avoid having to create
    a function object for each key stored in the mapping.  A shared
    callback object can use the 'key' attribute of a KeyedRef instead
    of getting a reference to the key from an enclosing scope.

"""

__slots__ = "key",

def __new__(type, ob, callback, key):
        self = ref.__new__(type, ob, callback)
        self.key = key
        return self

def __init__(self, ob, callback, key):
        super(KeyedRef,  self).__init__(ob, callback)

class WeakKeyDictionary(UserDict.UserDict):
    """ Mapping class that references keys weakly.

Entries in the dictionary will be discarded when there is no
    longer a strong reference to the key. This can be used to
    associate additional data with an object owned by other parts of
    an application without adding attributes to those objects. This
    can be especially useful with objects that override attribute
    accesses.
    """

def __init__(self, dict=None):
        self.data = {}
        def remove(k, selfref=ref(self)):
            self = selfref()
            if self is not None:
                if self._iterating:
                    self._pending_removals.append(k)
                else:
                    del self.data[k]
        self._remove = remove
        # A list of dead weakrefs (keys to be removed)
        self._pending_removals = []
        self._iterating = set()
        if dict is not None:
            self.update(dict)

def _commit_removals(self):
        # NOTE: We don't need to call this method before mutating the dict,
        # because a dead weakref never compares equal to a live weakref,
        # even if they happened to refer to equal objects.
        # However, it means keys may already have been removed.
        l = self._pending_removals
        d = self.data
        while l:
            try:
                del d[l.pop()]
            except KeyError:
                pass

def __delitem__(self, key):
        del self.data[ref(key)]

def __getitem__(self, key):
        return self.data[ref(key)]

def __repr__(self):
        return "<WeakKeyDictionary at %s>" % id(self)

def __setitem__(self, key, value):
        self.data[ref(key, self._remove)] = value

def copy(self):
        new = WeakKeyDictionary()
        for key, value in self.data.items():
            o = key()
            if o is not None:
                new[o] = value
        return new

__copy__ = copy

def __deepcopy__(self, memo):
        from copy import deepcopy
        new = self.__class__()
        for key, value in self.data.items():
            o = key()
            if o is not None:
                new[o] = deepcopy(value, memo)
        return new

def get(self, key, default=None):
        return self.data.get(ref(key),default)

def has_key(self, key):
        try:
            wr = ref(key)
        except TypeError:
            return 0
        return wr in self.data

def __contains__(self, key):
        try:
            wr = ref(key)
        except TypeError:
            return 0
        return wr in self.data

def items(self):
        L = []
        for key, value in self.data.items():
            o = key()
            if o is not None:
                L.append((o, value))
        return L

def iteritems(self):
        with _IterationGuard(self):
            for wr, value in self.data.iteritems():
                key = wr()
                if key is not None:
                    yield key, value

def iterkeyrefs(self):
        """Return an iterator that yields the weak references to the keys.

"""
        with _IterationGuard(self):
            for wr in self.data.iterkeys():
                yield wr

def iterkeys(self):
        with _IterationGuard(self):
            for wr in self.data.iterkeys():
                obj = wr()
                if obj is not None:
                    yield obj

__iter__ = iterkeys

def itervalues(self):
        with _IterationGuard(self):
            for value in self.data.itervalues():
                yield value

def keyrefs(self):
        """Return a list of weak references to the keys.

"""
        return self.data.keys()

def keys(self):
        L = []
        for wr in self.data.keys():
            o = wr()
            if o is not None:
                L.append(o)
        return L

def popitem(self):
        while 1:
            key, value = self.data.popitem()
            o = key()
            if o is not None:
                return o, value

def pop(self, key, *args):
        return self.data.pop(ref(key), *args)

def setdefault(self, key, default=None):
        return self.data.setdefault(ref(key, self._remove),default)

def update(self, dict=None, **kwargs):
        d = self.data
        if dict is not None:
            if not hasattr(dict, "items"):
                dict = type({})(dict)
            for key, value in dict.items():
                d[ref(key, self._remove)] = value
        if len(kwargs):
            self.update(kwargs)