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Python

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What’s New in Python
The Python Tutorial
Python Setup and Usage
The Python Language Reference
The Python Standard Library
Extending and Embedding the Python Interpreter
Python/C API Reference Manual
Distributing Python Modules
Installing Python Modules
Python HOWTOs
Python Frequently Asked Questions
Glossary
About these documents
- Contributors to the Python Documentation
Dealing with Bugs
Copyright
History and License

Index – A

A (in module re)
A-LAW, [1]
a-LAW
a2b_base64() (in module binascii)
a2b_hex() (in module binascii)
a2b_hqx() (in module binascii)
a2b_qp() (in module binascii)
a2b_uu() (in module binascii)
a85decode() (in module base64)
a85encode() (in module base64)
ABC (class in abc)
abc (module)
ABCMeta (class in abc)
abiflags (in module sys)
abort()
- (asyncio.DatagramTransport method)
- (asyncio.WriteTransport method)
- (ftplib.FTP method)
- (in module os)
- (threading.Barrier method)
above() (curses.panel.Panel method)
ABOVE_NORMAL_PRIORITY_CLASS (in module subprocess)
abs
- built-in function, [1]
abs() (built-in function)
- (decimal.Context method)
- (in module operator)
abspath() (in module os.path)
abstract base class
AbstractAsyncContextManager (class in contextlib)
AbstractBasicAuthHandler (class in urllib.request)
AbstractChildWatcher (class in asyncio)
abstractclassmethod() (in module abc)
AbstractContextManager (class in contextlib)
AbstractDigestAuthHandler (class in urllib.request)
AbstractEventLoop (class in asyncio)
AbstractEventLoopPolicy (class in asyncio)
AbstractFormatter (class in formatter)
abstractmethod() (in module abc)
abstractproperty() (in module abc)
AbstractSet (class in typing)
abstractstaticmethod() (in module abc)
AbstractWriter (class in formatter)
accept() (asyncore.dispatcher method)
- (multiprocessing.connection.Listener method)
- (socket.socket method)
access() (in module os)
accumulate() (in module itertools)
aclose() (agen method)
- (contextlib.AsyncExitStack method)
acos() (in module cmath)
- (in module math)
acosh() (in module cmath)
- (in module math)
acquire() (_thread.lock method)
- (asyncio.Condition method)
- (asyncio.Lock method)
- (asyncio.Semaphore method)
- (logging.Handler method)
- (multiprocessing.Lock method)
- (multiprocessing.RLock method)
- (threading.Condition method)
- (threading.Lock method)
- (threading.RLock method)
- (threading.Semaphore method)
acquire_lock() (in module imp)
Action (class in argparse)
action (optparse.Option attribute)
ACTIONS (optparse.Option attribute)
active_children() (in module multiprocessing)
active_count() (in module threading)
add() (decimal.Context method)
- (frozenset method)
- (in module audioop)
- (in module operator)
- (mailbox.Mailbox method)
- (mailbox.Maildir method)
- (msilib.RadioButtonGroup method)
- (pstats.Stats method)
- (tarfile.TarFile method)
- (tkinter.ttk.Notebook method)
add_alias() (in module email.charset)
add_alternative() (email.message.EmailMessage method)
add_argument() (argparse.ArgumentParser method)
add_argument_group() (argparse.ArgumentParser method)
add_attachment() (email.message.EmailMessage method)
add_cgi_vars() (wsgiref.handlers.BaseHandler method)
add_charset() (in module email.charset)
add_child_handler() (asyncio.AbstractChildWatcher method)
add_codec() (in module email.charset)
add_cookie_header() (http.cookiejar.CookieJar method)
add_data() (in module msilib)
add_dll_directory() (in module os)
add_done_callback() (asyncio.Future method)
- (asyncio.Task method)
- (concurrent.futures.Future method)
add_fallback() (gettext.NullTranslations method)
add_file() (msilib.Directory method)
add_flag() (mailbox.MaildirMessage method)
- (mailbox.mboxMessage method)
- (mailbox.MMDFMessage method)
add_flowing_data() (formatter.formatter method)
add_folder() (mailbox.Maildir method)
- (mailbox.MH method)
add_get_handler() (email.contentmanager.ContentManager method)
add_handler() (urllib.request.OpenerDirector method)
add_header() (email.message.EmailMessage method)
- (email.message.Message method)
- (urllib.request.Request method)
- (wsgiref.headers.Headers method)
add_history() (in module readline)
add_hor_rule() (formatter.formatter method)
add_include_dir() (distutils.ccompiler.CCompiler method)
add_label() (mailbox.BabylMessage method)
add_label_data() (formatter.formatter method)
add_library() (distutils.ccompiler.CCompiler method)
add_library_dir() (distutils.ccompiler.CCompiler method)
add_line_break() (formatter.formatter method)
add_link_object() (distutils.ccompiler.CCompiler method)
add_literal_data() (formatter.formatter method)
add_mutually_exclusive_group() (argparse.ArgumentParser method)
add_option() (optparse.OptionParser method)
add_parent() (urllib.request.BaseHandler method)
add_password() (urllib.request.HTTPPasswordMgr method)
- (urllib.request.HTTPPasswordMgrWithPriorAuth method)
add_reader() (asyncio.loop method)
add_related() (email.message.EmailMessage method)
add_runtime_library_dir() (distutils.ccompiler.CCompiler method)
add_section() (configparser.ConfigParser method)
- (configparser.RawConfigParser method)
add_sequence() (mailbox.MHMessage method)
add_set_handler() (email.contentmanager.ContentManager method)
add_signal_handler() (asyncio.loop method)
add_stream() (in module msilib)
add_subparsers() (argparse.ArgumentParser method)
add_tables() (in module msilib)
add_type() (in module mimetypes)
add_unredirected_header() (urllib.request.Request method)
add_writer() (asyncio.loop method)
addAsyncCleanup() (unittest.IsolatedAsyncioTestCase method)
addaudithook() (in module sys)
addch() (curses.window method)
addClassCleanup() (unittest.TestCase class method)
addCleanup() (unittest.TestCase method)
addcomponent() (turtle.Shape method)
addError() (unittest.TestResult method)
addExpectedFailure() (unittest.TestResult method)
addFailure() (unittest.TestResult method)
addfile() (tarfile.TarFile method)
addFilter() (logging.Handler method)
- (logging.Logger method)
addHandler() (logging.Logger method)
addition
addLevelName() (in module logging)
addModuleCleanup() (in module unittest)
addnstr() (curses.window method)
AddPackagePath() (in module modulefinder)
addr (smtpd.SMTPChannel attribute)
addr_spec (email.headerregistry.Address attribute)
Address (class in email.headerregistry)
address (email.headerregistry.SingleAddressHeader attribute)
- (multiprocessing.connection.Listener attribute)
- (multiprocessing.managers.BaseManager attribute)
address_exclude() (ipaddress.IPv4Network method)
- (ipaddress.IPv6Network method)
address_family (socketserver.BaseServer attribute)
address_string() (http.server.BaseHTTPRequestHandler method)
addresses (email.headerregistry.AddressHeader attribute)
- (email.headerregistry.Group attribute)
AddressHeader (class in email.headerregistry)
addressof() (in module ctypes)
AddressValueError
addshape() (in module turtle)
addsitedir() (in module site)
addSkip() (unittest.TestResult method)
addstr() (curses.window method)
addSubTest() (unittest.TestResult method)
addSuccess() (unittest.TestResult method)
addTest() (unittest.TestSuite method)
addTests() (unittest.TestSuite method)
addTypeEqualityFunc() (unittest.TestCase method)
addUnexpectedSuccess() (unittest.TestResult method)
adjusted() (decimal.Decimal method)
adler32() (in module zlib)
ADPCM, Intel/DVI
adpcm2lin() (in module audioop)
AF_ALG (in module socket)
AF_CAN (in module socket)
AF_INET (in module socket)
AF_INET6 (in module socket)
AF_LINK (in module socket)
AF_PACKET (in module socket)
AF_QIPCRTR (in module socket)
AF_RDS (in module socket)
AF_UNIX (in module socket)
AF_VSOCK (in module socket)
aifc (module)
aifc() (aifc.aifc method)
AIFF, [1]
aiff() (aifc.aifc method)
AIFF-C, [1]
alarm() (in module signal)
alaw2lin() (in module audioop)
ALERT_DESCRIPTION_HANDSHAKE_FAILURE (in module ssl)
ALERT_DESCRIPTION_INTERNAL_ERROR (in module ssl)
AlertDescription (class in ssl)
algorithms_available (in module hashlib)
algorithms_guaranteed (in module hashlib)
alias (pdb command)
alignment() (in module ctypes)
alive (weakref.finalize attribute)
all() (built-in function)
all_errors (in module ftplib)
all_features (in module xml.sax.handler)
all_frames (tracemalloc.Filter attribute)
all_properties (in module xml.sax.handler)
all_suffixes() (in module importlib.machinery)
all_tasks() (asyncio.Task class method)
- (in module asyncio)
allocate_lock() (in module _thread)
allocfunc (C type)
allow_reuse_address (socketserver.BaseServer attribute)
allowed_domains() (http.cookiejar.DefaultCookiePolicy method)
alt() (in module curses.ascii)
ALT_DIGITS (in module locale)
altsep (in module os)
altzone (in module time)
ALWAYS_EQ (in module test.support)
ALWAYS_TYPED_ACTIONS (optparse.Option attribute)
AMPER (in module token)
AMPEREQUAL (in module token)
and
- bitwise
- operator, [1], [2]
and_() (in module operator)
annotated
- assignment
annotation
- (inspect.Parameter attribute)
annotations
- function, [1]
announce() (distutils.ccompiler.CCompiler method)
anonymous
- function
answer_challenge() (in module multiprocessing.connection)
anticipate_failure() (in module test.support)
Any (in module typing)
ANY (in module unittest.mock)
any() (built-in function)
AnyStr (in module typing)
api_version (in module sys)
apop() (poplib.POP3 method)
APPDATA
append() (array.array method)
- (collections.deque method)
- (email.header.Header method)
- (imaplib.IMAP4 method)
- (msilib.CAB method)
- (pipes.Template method)
- (sequence method)
- (xml.etree.ElementTree.Element method)
append_history_file() (in module readline)
appendChild() (xml.dom.Node method)

appendleft() (collections.deque method)
application_uri() (in module wsgiref.util)
apply (2to3 fixer)
apply() (multiprocessing.pool.Pool method)
apply_async() (multiprocessing.pool.Pool method)
apply_defaults() (inspect.BoundArguments method)
architecture() (in module platform)
archive (zipimport.zipimporter attribute)
aRepr (in module reprlib)
argparse (module)
args (BaseException attribute)
- (functools.partial attribute)
- (inspect.BoundArguments attribute)
- (pdb command)
- (subprocess.CompletedProcess attribute)
- (subprocess.Popen attribute)
args_from_interpreter_flags() (in module test.support)
argtypes (ctypes._FuncPtr attribute)
argument
- call semantics
- difference from parameter
- function
- function definition
ArgumentDefaultsHelpFormatter (class in argparse)
ArgumentError
ArgumentParser (class in argparse)
arguments (inspect.BoundArguments attribute)
argv (in module sys), [1]
arithmetic
- conversion
- operation, binary
- operation, unary
ArithmeticError
array
- module, [1]
array (class in array)
Array (class in ctypes)
array (module)
Array() (in module multiprocessing)
- (in module multiprocessing.sharedctypes)
- (multiprocessing.managers.SyncManager method)
arrays
arraysize (sqlite3.Cursor attribute)
article() (nntplib.NNTP method)
as
- except clause
- import statement
- keyword, [1], [2]
- with statement
as_bytes() (email.message.EmailMessage method)
- (email.message.Message method)
as_completed() (in module asyncio)
- (in module concurrent.futures)
as_integer_ratio() (decimal.Decimal method)
- (float method)
- (fractions.Fraction method)
- (int method)
AS_IS (in module formatter)
as_posix() (pathlib.PurePath method)
as_string() (email.message.EmailMessage method)
- (email.message.Message method)
as_tuple() (decimal.Decimal method)
as_uri() (pathlib.PurePath method)
ASCII, [1]
ascii
- (in module re)
- built-in function
ascii() (built-in function)
- (in module curses.ascii)
ascii_letters (in module string)
ascii_lowercase (in module string)
ascii_uppercase (in module string)
asctime() (in module time)
asdict() (in module dataclasses)
asend() (agen method)
asin() (in module cmath)
- (in module math)
asinh() (in module cmath)
- (in module math)
assert
- statement, [1]
assert_any_await() (unittest.mock.AsyncMock method)
assert_any_call() (unittest.mock.Mock method)
assert_awaited() (unittest.mock.AsyncMock method)
assert_awaited_once() (unittest.mock.AsyncMock method)
assert_awaited_once_with() (unittest.mock.AsyncMock method)
assert_awaited_with() (unittest.mock.AsyncMock method)
assert_called() (unittest.mock.Mock method)
assert_called_once() (unittest.mock.Mock method)
assert_called_once_with() (unittest.mock.Mock method)
assert_called_with() (unittest.mock.Mock method)
assert_has_awaits() (unittest.mock.AsyncMock method)
assert_has_calls() (unittest.mock.Mock method)
assert_line_data() (formatter.formatter method)
assert_not_awaited() (unittest.mock.AsyncMock method)
assert_not_called() (unittest.mock.Mock method)
assert_python_failure() (in module test.support.script_helper)
assert_python_ok() (in module test.support.script_helper)
assertAlmostEqual() (unittest.TestCase method)
assertCountEqual() (unittest.TestCase method)
assertDictEqual() (unittest.TestCase method)
assertEqual() (unittest.TestCase method)
assertFalse() (unittest.TestCase method)
assertGreater() (unittest.TestCase method)
assertGreaterEqual() (unittest.TestCase method)
assertIn() (unittest.TestCase method)
AssertionError
- exception
assertions
- debugging
assertIs() (unittest.TestCase method)
assertIsInstance() (unittest.TestCase method)
assertIsNone() (unittest.TestCase method)
assertIsNot() (unittest.TestCase method)
assertIsNotNone() (unittest.TestCase method)
assertLess() (unittest.TestCase method)
assertLessEqual() (unittest.TestCase method)
assertListEqual() (unittest.TestCase method)
assertLogs() (unittest.TestCase method)
assertMultiLineEqual() (unittest.TestCase method)
assertNotAlmostEqual() (unittest.TestCase method)
assertNotEqual() (unittest.TestCase method)
assertNotIn() (unittest.TestCase method)
assertNotIsInstance() (unittest.TestCase method)
assertNotRegex() (unittest.TestCase method)
assertRaises() (unittest.TestCase method)
assertRaisesRegex() (unittest.TestCase method)
assertRegex() (unittest.TestCase method)
asserts (2to3 fixer)
assertSequenceEqual() (unittest.TestCase method)
assertSetEqual() (unittest.TestCase method)
assertTrue() (unittest.TestCase method)
assertTupleEqual() (unittest.TestCase method)
assertWarns() (unittest.TestCase method)
assertWarnsRegex() (unittest.TestCase method)
assignment
- annotated
- attribute, [1]
- augmented
- class attribute
- class instance attribute
- slice
- slicing
- statement, [1]
- subscript
- subscription
- target list
AST (class in ast)
ast (module)
astimezone() (datetime.datetime method)
astuple() (in module dataclasses)
async
- keyword
ASYNC (in module token)
async def
- statement
async for
- in comprehensions
- statement
async with
- statement
async_chat (class in asynchat)
async_chat.ac_in_buffer_size (in module asynchat)
async_chat.ac_out_buffer_size (in module asynchat)
AsyncContextManager (class in typing)
asynccontextmanager() (in module contextlib)
AsyncExitStack (class in contextlib)
AsyncGenerator (class in collections.abc)
- (class in typing)
AsyncGeneratorType (in module types)
asynchat (module)
asynchronous context manager
asynchronous generator
- asynchronous iterator
- function
asynchronous generator iterator
asynchronous iterable
asynchronous iterator
asynchronous-generator
- object
asyncio (module)
asyncio.subprocess.DEVNULL (in module asyncio)
asyncio.subprocess.PIPE (in module asyncio)
asyncio.subprocess.Process (class in asyncio)
asyncio.subprocess.STDOUT (in module asyncio)
AsyncIterable (class in collections.abc)
- (class in typing)
AsyncIterator (class in collections.abc)
- (class in typing)
AsyncMock (class in unittest.mock)
asyncore (module)
AsyncResult (class in multiprocessing.pool)
asyncSetUp() (unittest.IsolatedAsyncioTestCase method)
asyncTearDown() (unittest.IsolatedAsyncioTestCase method)
AT (in module token)
at_eof() (asyncio.StreamReader method)
atan() (in module cmath)
- (in module math)
atan2() (in module math)
atanh() (in module cmath)
- (in module math)
ATEQUAL (in module token)
atexit (module)
- (weakref.finalize attribute)
athrow() (agen method)
atof() (in module locale)
atoi() (in module locale)
atom
attach() (email.message.Message method)
attach_loop() (asyncio.AbstractChildWatcher method)
attach_mock() (unittest.mock.Mock method)
AttlistDeclHandler() (xml.parsers.expat.xmlparser method)
attrgetter() (in module operator)
attrib (xml.etree.ElementTree.Element attribute)
attribute, [1]
- assignment, [1]
- assignment, class
- assignment, class instance
- class
- class instance
- deletion
- generic special
- reference
- special
AttributeError
- exception
attributes (xml.dom.Node attribute)
AttributesImpl (class in xml.sax.xmlreader)
AttributesNSImpl (class in xml.sax.xmlreader)
attroff() (curses.window method)
attron() (curses.window method)
attrset() (curses.window method)
Audio Interchange File Format, [1]
AUDIO_FILE_ENCODING_ADPCM_G721 (in module sunau)
AUDIO_FILE_ENCODING_ADPCM_G722 (in module sunau)
AUDIO_FILE_ENCODING_ADPCM_G723_3 (in module sunau)
AUDIO_FILE_ENCODING_ADPCM_G723_5 (in module sunau)
AUDIO_FILE_ENCODING_ALAW_8 (in module sunau)
AUDIO_FILE_ENCODING_DOUBLE (in module sunau)
AUDIO_FILE_ENCODING_FLOAT (in module sunau)
AUDIO_FILE_ENCODING_LINEAR_16 (in module sunau)
AUDIO_FILE_ENCODING_LINEAR_24 (in module sunau)
AUDIO_FILE_ENCODING_LINEAR_32 (in module sunau)
AUDIO_FILE_ENCODING_LINEAR_8 (in module sunau)
AUDIO_FILE_ENCODING_MULAW_8 (in module sunau)
AUDIO_FILE_MAGIC (in module sunau)
AUDIODEV
audioop (module)
audit (C function)
audit events
audit() (in module sys)
auditing
augmented
- assignment
auth() (ftplib.FTP_TLS method)
- (smtplib.SMTP method)
authenticate() (imaplib.IMAP4 method)
AuthenticationError
authenticators() (netrc.netrc method)
authkey (multiprocessing.Process attribute)
auto (class in enum)
autorange() (timeit.Timer method)
avg() (in module audioop)
avgpp() (in module audioop)
avoids_symlink_attacks (shutil.rmtree attribute)
await
- in comprehensions
- keyword, [1]
AWAIT (in module token)
await_args (unittest.mock.AsyncMock attribute)
await_args_list (unittest.mock.AsyncMock attribute)
await_count (unittest.mock.AsyncMock attribute)
awaitable
Awaitable (class in collections.abc)
- (class in typing)

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