O_APPEND (in module os)
O_ASYNC (in module os)
O_BINARY (in module os)
O_CLOEXEC (in module os)
O_CREAT (in module os)
O_DIRECT (in module os)
O_DIRECTORY (in module os)
O_DSYNC (in module os)
O_EXCL (in module os)
O_EXLOCK (in module os)
O_NDELAY (in module os)
O_NOATIME (in module os)
O_NOCTTY (in module os)
O_NOFOLLOW (in module os)
O_NOINHERIT (in module os)
O_NONBLOCK (in module os)
O_PATH (in module os)
O_RANDOM (in module os)
O_RDONLY (in module os)
O_RDWR (in module os)
O_RSYNC (in module os)
O_SEQUENTIAL (in module os)
O_SHLOCK (in module os)
O_SHORT_LIVED (in module os)
O_SYNC (in module os)
O_TEMPORARY (in module os)
O_TEXT (in module os)
O_TMPFILE (in module os)
O_TRUNC (in module os)
O_WRONLY (in module os)
obj (memoryview attribute)
object, [1]
Boolean, [1]
Capsule
Ellipsis
None, [1], [2]
NotImplemented
built-in function, [1]
built-in method, [1]
bytearray, [1], [2], [3]
bytes, [1], [2]
callable, [1]
class, [1], [2]
class instance, [1], [2]
code, [1], [2], [3]
complex
complex number, [1]
deallocation
dictionary, [1], [2], [3], [4], [5], [6], [7]
file, [1]
finalization
floating point, [1], [2]
frame
frozenset, [1]
function, [1], [2], [3], [4], [5]
generator, [1], [2]
immutable, [1], [2]
immutable sequence
instance, [1], [2]
instancemethod
integer, [1], [2]
io.StringIO
list, [1], [2], [3], [4], [5], [6], [7], [8]
long integer
mapping, [1], [2], [3], [4], [5]
memoryview, [1]
method, [1], [2], [3], [4], [5]
module, [1], [2]
mutable, [1], [2]
mutable sequence
numeric, [1], [2], [3], [4]
range
sequence, [1], [2], [3], [4], [5], [6], [7], [8]
set, [1], [2], [3]
set type
slice
socket
string, [1], [2]
traceback, [1], [2], [3], [4]
tuple, [1], [2], [3], [4], [5], [6]
type, [1], [2]
user-defined function, [1], [2]
user-defined method
object (built-in class)
(UnicodeError attribute)
object.__slots__ (built-in variable)
object_filenames() (distutils.ccompiler.CCompiler method)
objects
comparing
flattening
marshalling
persistent
pickling
serializing
obufcount() (ossaudiodev.oss_audio_device method)
obuffree() (ossaudiodev.oss_audio_device method)
oct() (built-in function)
octal
literals
octal literal
octdigits (in module string)
offset (traceback.TracebackException attribute)
(xml.parsers.expat.ExpatError attribute)
OK (in module curses)
OleDLL (class in ctypes)
onclick() (in module turtle), [1]
ondrag() (in module turtle)
onecmd() (cmd.Cmd method)
onkey() (in module turtle)
onkeypress() (in module turtle)
onkeyrelease() (in module turtle)
onrelease() (in module turtle)
onscreenclick() (in module turtle)
ontimer() (in module turtle)
OP (in module token)
OP_ALL (in module ssl)
OP_CIPHER_SERVER_PREFERENCE (in module ssl)
OP_NO_COMPRESSION (in module ssl)
OP_NO_SSLv2 (in module ssl)
OP_NO_SSLv3 (in module ssl)
OP_NO_TLSv1 (in module ssl)
OP_NO_TLSv1_1 (in module ssl)
OP_NO_TLSv1_2 (in module ssl)
OP_SINGLE_DH_USE (in module ssl)
OP_SINGLE_ECDH_USE (in module ssl)
open
built-in function, [1]
open() (built-in function)
(distutils.text_file.TextFile method)
(imaplib.IMAP4 method)
(in module aifc)
(in module bz2)
(in module codecs)
(in module dbm)
(in module dbm.dumb)
(in module dbm.gnu)
(in module dbm.ndbm)
(in module gzip)
(in module io)
(in module lzma)
(in module os)
(in module ossaudiodev)
(in module shelve)
(in module sunau)
(in module tarfile)
(in module tokenize)
(in module wave)
(in module webbrowser)
(pathlib.Path method)
(pipes.Template method)
(tarfile.TarFile class method)
(telnetlib.Telnet method)
(urllib.request.OpenerDirector method)
(urllib.request.URLopener method)
(webbrowser.controller method)
(zipfile.ZipFile method)
open_connection() (in module asyncio)
open_new() (in module webbrowser)
(webbrowser.controller method)
open_new_tab() (in module webbrowser)
(webbrowser.controller method)
open_osfhandle() (in module msvcrt)
open_unix_connection() (in module asyncio)
open_unknown() (urllib.request.URLopener method)
OpenDatabase() (in module msilib)
OpenerDirector (class in urllib.request)
openfp() (in module sunau)
(in module wave)
OpenKey() (in module winreg)
OpenKeyEx() (in module winreg)
openlog() (in module syslog)
openmixer() (in module ossaudiodev)
openpty() (in module os)
(in module pty)
OpenSSL
(use in module hashlib)
(use in module ssl)
OPENSSL_VERSION (in module ssl)
OPENSSL_VERSION_INFO (in module ssl)
OPENSSL_VERSION_NUMBER (in module ssl)
OpenView() (msilib.Database method)
operation
Boolean
binary arithmetic
binary bitwise
concatenation
null, [1]
repetition
shifting
slice
subscript
unary arithmetic
unary bitwise
operations
Boolean, [1]
bitwise
masking
shifting
operations on
dictionary type
integer types
list type
mapping types
numeric types
sequence types, [1]
operator
!=
%
&
*
**
+
-
/
//
<
<<
<=
==
>
>=
>>
^
and, [1], [2]
comparison
in, [1], [2]
is, [1]
is not, [1]
not, [1]
not in, [1], [2]
or, [1], [2]
overloading
precedence
ternary
|
~
operator (2to3 fixer)
(module)
operators
opmap (in module dis)
opname (in module dis)
optimize() (in module pickletools)
OPTIMIZED_BYTECODE_SUFFIXES (in module importlib.machinery)
Optional (in module typing)
OptionGroup (class in optparse)
OptionMenu (class in tkinter.tix)
OptionParser (class in optparse)
options (doctest.Example attribute)
(ssl.SSLContext attribute)
options() (configparser.ConfigParser method)
optionxform() (configparser.ConfigParser method)
(in module configparser)
optparse (module)
or
bitwise
exclusive
inclusive
operator, [1], [2]
or_() (in module operator)
ord
built-in function
ord() (built-in function)
order
evaluation
ordered_attributes (xml.parsers.expat.xmlparser attribute)
OrderedDict (class in collections)
origin (importlib.machinery.ModuleSpec attribute)
origin_req_host (urllib.request.Request attribute)
origin_server (wsgiref.handlers.BaseHandler attribute)
os
module
os (module)
os.path (module)
os_environ (wsgiref.handlers.BaseHandler attribute)
OSError
ossaudiodev (module)
OSSAudioError
outfile
command line option
output
standard
output (subprocess.CalledProcessError attribute)
(subprocess.TimeoutExpired attribute)
(unittest.TestCase attribute)
output() (http.cookies.BaseCookie method)
(http.cookies.Morsel method)
output_charset (email.charset.Charset attribute)
output_charset() (gettext.NullTranslations method)
output_codec (email.charset.Charset attribute)
output_difference() (doctest.OutputChecker method)
OutputChecker (class in doctest)
OutputString() (http.cookies.Morsel method)
over() (nntplib.NNTP method)
Overflow (class in decimal)
OverflowError
(built-in exception), [1], [2], [3], [4]
overlaps() (ipaddress.IPv4Network method)
(ipaddress.IPv6Network method)
overlay() (curses.window method)
overload() (in module typing)
overloading
operator
overwrite() (curses.window method)
owner() (pathlib.Path method)