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abs() all() any() ascii() bin() bool() bytearray() bytes() callable() chr() compile() complex() delattr() dict() dir() divmod() enumerate() eval() exec() filter() float() format() frozenset() getattr() globals() hasattr() hex() id() input() int() isinstance() issubclass() iter() len() list() locals() map() max() memoryview() min() next() object() oct() open() ord() pow() print() range() reversed() round() set() setattr() slice() sorted() str() sum() super() tuple() type() vars() zip()

capitalize() casefold() center() count() encode() endswith() expandtabs() find() format() format_map() index() isalnum() isalpha() isascii() isdecimal() isdigit() isidentifier() islower() isnumeric() isprintable() isspace() istitle() isupper() join() ljust() lower() lstrip() maketrans() partition() replace() rfind() rindex() rjust() rpartition() rsplit() rstrip() split() splitlines() startswith() strip() swapcase() title() translate() upper() zfill()

append() clear() copy() count() extend() index() insert() pop() remove() reverse() sort()

clear() copy() fromkeys() get() items() keys() pop() popitem() setdefault() update() values()

count() index()

add() clear() copy() difference() difference_update() discard() intersection() intersection_update() isdisjoint() issubset() < issuperset() > pop() remove() symmetric_difference() symmetric_difference_update() union() update()

close() fileno() flush() isatty() read() readable() readline() readlines() seek() seekable() tell() truncate() writable() write() writelines()

and as assert async await break case class continue def del elif else except False finally for from global if import in is lambda match None nonlocal not or pass raise return True try while with yield

ArithmeticError AssertionError AttributeError Exception EOFError FloatingPointError GeneratorExit ImportError IndentationError IndexError KeyError KeyboardInterrupt LookupError MemoryError NameError NotImplementedError OSError OverflowError ReferenceError RuntimeError StopIteration SyntaxError TabError SystemError SystemExit TypeError UnboundLocalError UnicodeError UnicodeEncodeError UnicodeDecodeError UnicodeTranslateError ValueError ZeroDivisionError

abc aifc argparse array ast asyncio atexit base64 bdb binascii bisect builtins bz2 calendar cgi cgitb cmd code codecs codeop collections colorsys concurrent configparser contextlib contextvars copy copyreg csv ctypes curses dataclasses datetime dbm decimal difflib dis doctest email encodings ensurepip enum errno faulthandler filecmp fileinput fnmatch fractions ftplib functools gc getopt getpass gettext glob graphlib gzip hashlib heapq hmac html http idlelib imaplib imghdr imp importlib inspect io json keyword linecache locale logging lzma mailbox mailcap marshal math mimetypes mmap modulefinder msilib msvcrt multiprocessing netrc nntplib numbers nis ntpath operator optparse os pathlib pdb pickle pickletools pipes pkgutil platform plistlib poplib posix pprint profile pstats pty pyclbr pydoc py_compile queue quopri random re reprlib resource rlcompleter runpy sched secrets select selectors shelve shlex shutil signal site smtplib socket socketserver sqlite3 ssl stat statistics string stringprep struct subprocess sunau symtable sys sysconfig tabnanny tarfile telnetlib tempfile termios test textwrap threading time timeit tkinter token tokenize tomllib trace traceback tracemalloc tty turtle types typing unicodedata unittest urllib uuid venv warnings wave weakref webbrowser wsgiref xdrlib xml xmlrpc zipapp zipfile zipimport zlib zoneinfo

seed() getstate() setstate() getrandbits() randrange() randint() choice() choices() shuffle() sample() random() uniform() triangular()

delete(url, args) get(url, params, args) head(url, args) post(url, data, json, args)

statistics.harmonic_mean() statistics.mean() statistics.median() statistics.median_grouped() statistics.median_high() statistics.median_low() statistics.mode() statistics.pstdev() statistics.stdev() statistics.pvariance() statistics.variance()

math.acos() math.acosh() math.asin() math.asinh() math.atan() math.atan2() math.atanh() math.ceil() math.comb() math.copysign() math.cos() math.cosh() math.degrees() math.dist() math.erf() math.erfc() math.exp() math.expm1() math.fabs() math.factorial() math.floor() math.fmod() math.frexp() math.fsum() math.gamma() math.gcd() math.hypot() math.isclose() math.isfinite() math.isinf() math.isnan() math.isqrt() math.ldexp() math.lgamma() math.log() math.log10() math.log1p() math.log2() math.perm() math.pow() math.prod() math.radians() math.remainder() math.sin() math.sinh() math.sqrt() math.tan() math.tanh() math.trunc() math.e math.inf math.nan math.pi math.tau

cmath.acos(x) cmath.acosh(x) cmath.asin(x) cmath.asinh(x) cmath.atan(x) cmath.atanh(x) cmath.cos(x) cmath.cosh(x) cmath.exp(x) cmath.isclose() cmath.isfinite(x) cmath.isinf(x) cmath.isnan(x) cmath.log(x[, base]) cmath.log10(x) cmath.phase() cmath.polar() cmath.rect() cmath.sin(x) cmath.sinh(x) cmath.sqrt(x) cmath.tan(x) cmath.tanh(x) cmath.e cmath.inf cmath.infj cmath.nan cmath.nanj cmath.pi cmath.tau

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Example

Print the OS name (stable output):

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Notes:

[Windows] = Available on Windows only.

[Unix] = Available on POSIX systems (Linux, macOS, etc.).

[Linux] = Linux-only.

Some functions exist on multiple platforms but may have limited behavior (marked in the description).

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