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#
SOME DESCRIPTIVE TITLE.
#
Copyright (C) 2001 Python Software Foundation
#
This file is distributed under the same license as the Python package.
#
FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
#
Translators:
#
Alireza Shabani (Revisto) <theRevisto@gmail.com>, 2025
#
#,
fuzzy
msgid ""
msgstr ""
"
Project-Id-Version
:
Python 3.14\n
"
"
Report-Msgid-Bugs-To
:
\n
"
"
POT-Creation-Date
:
2026-07-25 12:59+0330\n
"
"
PO-Revision-Date
:
2021-06-28 01:50+0000\n
"
"
Last-Translator
:
Alireza Shabani (Revisto) <theRevisto@gmail.com>, 2025\n
"
"
Language-Team
:
Persian (https://app.transifex.com/python-doc/teams/5390/
"
"
fa/)\n
"
"
Language
:
fa\n
"
"
MIME-Version
:
1.0\n
"
"
Content-Type
:
text/plain; charset=UTF-8\n
"
"
Content-Transfer-Encoding
:
8bit\n
"
"
Plural-Forms
:
nplurals=2; plural=(n > 1);\n
"
#:
../../tutorial/stdlib.rst:5
msgid
"Brief tour of the standard library"
msgstr
""
#:
../../tutorial/stdlib.rst:11
msgid
"Operating system interface"
msgstr
""
#:
../../tutorial/stdlib.rst:13
msgid
""
"The :mod:`os` module provides dozens of functions for interacting with the "
"operating system::"
msgstr
""
#:
../../tutorial/stdlib.rst:16
msgid
""
">>> import os\n"
">>> os.getcwd() # Return the current working directory\n"
"'C:
\\\\
Python314'\n"
">>> os.chdir('/server/accesslogs') # Change current working directory\n"
">>> os.system('mkdir today') # Run the command mkdir in the system shell\n"
"0"
msgstr
""
#:
../../tutorial/stdlib.rst:23
msgid
""
"Be sure to use the ``import os`` style instead of ``from os import *``. "
"This will keep :func:`os.open` from shadowing the built-in :func:`open` "
"function which operates much differently."
msgstr
""
#:
../../tutorial/stdlib.rst:29
msgid
""
"The built-in :func:`dir` and :func:`help` functions are useful as "
"interactive aids for working with large modules like :mod:`os`::"
msgstr
""
#:
../../tutorial/stdlib.rst:32
msgid
""
">>> import os\n"
">>> dir(os)\n"
"<returns a list of all module functions>\n"
">>> help(os)\n"
"<returns an extensive manual page created from the module's docstrings>"
msgstr
""
#:
../../tutorial/stdlib.rst:38
msgid
""
"For daily file and directory management tasks, the :mod:`shutil` module "
"provides a higher level interface that is easier to use::"
msgstr
""
#:
../../tutorial/stdlib.rst:41
msgid
""
">>> import shutil\n"
">>> shutil.copyfile('data.db', 'archive.db')\n"
"'archive.db'\n"
">>> shutil.move('/build/executables', 'installdir')\n"
"'installdir'"
msgstr
""
#:
../../tutorial/stdlib.rst:51
msgid
"File wildcards"
msgstr
""
#:
../../tutorial/stdlib.rst:53
msgid
""
"The :mod:`glob` module provides a function for making file lists from "
"directory wildcard searches::"
msgstr
""
#:
../../tutorial/stdlib.rst:56
msgid
""
">>> import glob\n"
">>> glob.glob('*.py')\n"
"['primes.py', 'random.py', 'quote.py']"
msgstr
""
#:
../../tutorial/stdlib.rst:64
msgid
"Command-line arguments"
msgstr
""
#:
../../tutorial/stdlib.rst:66
msgid
""
"Common utility scripts often need to process command line arguments. These "
"arguments are stored in the :mod:`sys` module's *argv* attribute as a list. "
"For instance, let's take the following :file:`demo.py` file::"
msgstr
""
#:
../../tutorial/stdlib.rst:70
msgid
""
"# File demo.py\n"
"import sys\n"
"print(sys.argv)"
msgstr
""
#:
../../tutorial/stdlib.rst:74
msgid
""
"Here is the output from running ``python demo.py one two three`` at the "
"command line::"
msgstr
""
#:
../../tutorial/stdlib.rst:77
msgid
"['demo.py', 'one', 'two', 'three']"
msgstr
""
#:
../../tutorial/stdlib.rst:79
msgid
""
"The :mod:`argparse` module provides a more sophisticated mechanism to "
"process command line arguments. The following script extracts one or more "
"filenames and an optional number of lines to be displayed::"
msgstr
""
#:
../../tutorial/stdlib.rst:83
msgid
""
"import argparse\n"
"\n"
"parser = argparse.ArgumentParser(\n"
" prog='top',\n"
" description='Show top lines from each file')\n"
"parser.add_argument('filenames', nargs='+')\n"
"parser.add_argument('-l', '--lines', type=int, default=10)\n"
"args = parser.parse_args()\n"
"print(args)"
msgstr
""
#:
../../tutorial/stdlib.rst:93
msgid
""
"When run at the command line with ``python top.py --lines=5 alpha.txt "
"beta.txt``, the script sets ``args.lines`` to ``5`` and ``args.filenames`` "
"to ``['alpha.txt', 'beta.txt']``."
msgstr
""
#:
../../tutorial/stdlib.rst:101
msgid
"Error output redirection and program termination"
msgstr
""
#:
../../tutorial/stdlib.rst:103
msgid
""
"The :mod:`sys` module also has attributes for *stdin*, *stdout*, and "
"*stderr*. The latter is useful for emitting warnings and error messages to "
"make them visible even when *stdout* has been redirected::"
msgstr
""
#:
../../tutorial/stdlib.rst:107
msgid
""
">>> sys.stderr.write('Warning, log file not found starting a new one
\\
n')\n"
"Warning, log file not found starting a new one"
msgstr
""
#:
../../tutorial/stdlib.rst:110
msgid
"The most direct way to terminate a script is to use ``sys.exit()``."
msgstr
""
#:
../../tutorial/stdlib.rst:116
msgid
"String pattern matching"
msgstr
""
#:
../../tutorial/stdlib.rst:118
msgid
""
"The :mod:`re` module provides regular expression tools for advanced string "
"processing. For complex matching and manipulation, regular expressions offer "
"succinct, optimized solutions::"
msgstr
""
#:
../../tutorial/stdlib.rst:122
msgid
""
">>> import re\n"
">>> re.findall(r'
\\
bf[a-z]*', 'which foot or hand fell fastest')\n"
"['foot', 'fell', 'fastest']\n"
">>> re.sub(r'(
\\
b[a-z]+)
\\
1', r'
\\
1', 'cat in the the hat')\n"
"'cat in the hat'"
msgstr
""
#:
../../tutorial/stdlib.rst:128
msgid
""
"When only simple capabilities are needed, string methods are preferred "
"because they are easier to read and debug::"
msgstr
""
#:
../../tutorial/stdlib.rst:131
msgid
""
">>> 'tea for too'.replace('too', 'two')\n"
"'tea for two'"
msgstr
""
#:
../../tutorial/stdlib.rst:138
msgid
"Mathematics"
msgstr
""
#:
../../tutorial/stdlib.rst:140
msgid
""
"The :mod:`math` module gives access to the underlying C library functions "
"for floating-point math::"
msgstr
""
#:
../../tutorial/stdlib.rst:143
msgid
""
">>> import math\n"
">>> math.cos(math.pi / 4)\n"
"0.70710678118654757\n"
">>> math.log(1024, 2)\n"
"10.0"
msgstr
""
#:
../../tutorial/stdlib.rst:149
msgid
"The :mod:`random` module provides tools for making random selections::"
msgstr
""
#:
../../tutorial/stdlib.rst:151
msgid
""
">>> import random\n"
">>> random.choice(['apple', 'pear', 'banana'])\n"
"'apple'\n"
">>> random.sample(range(100), 10) # sampling without replacement\n"
"[30, 83, 16, 4, 8, 81, 41, 50, 18, 33]\n"
">>> random.random() # random float from the interval [0.0, 1.0)\n"
"0.17970987693706186\n"
">>> random.randrange(6) # random integer chosen from range(6)\n"
"4"
msgstr
""
#:
../../tutorial/stdlib.rst:161
msgid
""
"The :mod:`statistics` module calculates basic statistical properties (the "
"mean, median, variance, etc.) of numeric data::"
msgstr
""
#:
../../tutorial/stdlib.rst:164
msgid
""
">>> import statistics\n"
">>> data = [2.75, 1.75, 1.25, 0.25, 0.5, 1.25, 3.5]\n"
">>> statistics.mean(data)\n"
"1.6071428571428572\n"
">>> statistics.median(data)\n"
"1.25\n"
">>> statistics.variance(data)\n"
"1.3720238095238095"
msgstr
""
#:
../../tutorial/stdlib.rst:173
msgid
""
"The SciPy project <https://scipy.org> has many other modules for numerical "
"computations."
msgstr
""
#:
../../tutorial/stdlib.rst:179
msgid
"Internet access"
msgstr
""
#:
../../tutorial/stdlib.rst:181
msgid
""
"There are a number of modules for accessing the internet and processing "
"internet protocols. Two of the simplest are :mod:`urllib.request` for "
"retrieving data from URLs and :mod:`smtplib` for sending mail::"
msgstr
""
#:
../../tutorial/stdlib.rst:185
msgid
""
">>> from urllib.request import urlopen\n"
">>> with urlopen('https://docs.python.org/3/') as response:\n"
"... for line in response:\n"
"... line = line.decode() # Convert bytes to a str\n"
"... if 'updated' in line:\n"
"... print(line.rstrip()) # Remove trailing newline\n"
"...\n"
" Last updated on Nov 11, 2025 (20:11 UTC).\n"
"\n"
">>> import smtplib\n"
">>> server = smtplib.SMTP('localhost')\n"
">>> server.sendmail('soothsayer@example.org', 'jcaesar@example.org',\n"
"...
\"\"\"
To: jcaesar@example.org\n"
"... From: soothsayer@example.org\n"
"...\n"
"... Beware the Ides of March.\n"
"...
\"\"\"
)\n"
">>> server.quit()"
msgstr
""
#:
../../tutorial/stdlib.rst:204
msgid
"(Note that the second example needs a mailserver running on localhost.)"
msgstr
""
#:
../../tutorial/stdlib.rst:210
msgid
"Dates and times"
msgstr
""
#:
../../tutorial/stdlib.rst:212
msgid
""
"The :mod:`datetime` module supplies classes for manipulating dates and times "
"in both simple and complex ways. While date and time arithmetic is "
"supported, the focus of the implementation is on efficient member extraction "
"for output formatting and manipulation. The module also supports objects "
"that are timezone aware. ::"
msgstr
""
#:
../../tutorial/stdlib.rst:218
msgid
""
">>> # dates are easily constructed and formatted\n"
">>> import datetime as dt\n"
">>> now = dt.date.today()\n"
">>> now\n"
"datetime.date(2003, 12, 2)\n"
">>> now.strftime(
\"
%m-%d-%y. %d %b %Y is a %A on the %d day of %B.
\"
)\n"
"'12-02-03. 02 Dec 2003 is a Tuesday on the 02 day of December.'\n"
"\n"
">>> # dates support calendar arithmetic\n"
">>> birthday = dt.date(1964, 7, 31)\n"
">>> age = now - birthday\n"
">>> age.days\n"
"14368"
msgstr
""
#:
../../tutorial/stdlib.rst:236
msgid
"Data compression"
msgstr
""
#:
../../tutorial/stdlib.rst:238
msgid
""
"Common data archiving and compression formats are directly supported by "
"modules "
"including: :mod:`zlib`, :mod:`gzip`, :mod:`bz2`, :mod:`lzma`, :mod:`zipfile` "
"and :mod:`tarfile`. ::"
msgstr
""
#:
../../tutorial/stdlib.rst:242
msgid
""
">>> import zlib\n"
">>> s = b'witch which has which witches wrist watch'\n"
">>> len(s)\n"
"41\n"
">>> t = zlib.compress(s)\n"
">>> len(t)\n"
"37\n"
">>> zlib.decompress(t)\n"
"b'witch which has which witches wrist watch'\n"
">>> zlib.crc32(s)\n"
"226805979"
msgstr
""
#:
../../tutorial/stdlib.rst:258
msgid
"Performance measurement"
msgstr
""
#:
../../tutorial/stdlib.rst:260
msgid
""
"Some Python users develop a deep interest in knowing the relative "
"performance of different approaches to the same problem. Python provides a "
"measurement tool that answers those questions immediately."
msgstr
""
#:
../../tutorial/stdlib.rst:264
msgid
""
"For example, it may be tempting to use the tuple packing and unpacking "
"feature instead of the traditional approach to swapping arguments. "
"The :mod:`timeit` module quickly demonstrates a modest performance "
"advantage::"
msgstr
""
#:
../../tutorial/stdlib.rst:268
msgid
""
">>> from timeit import Timer\n"
">>> Timer('t=a; a=b; b=t', 'a=1; b=2').timeit()\n"
"0.57535828626024577\n"
">>> Timer('a,b = b,a', 'a=1; b=2').timeit()\n"
"0.54962537085770791"
msgstr
""
#:
../../tutorial/stdlib.rst:274
msgid
""
"In contrast to :mod:`timeit`'s fine level of granularity, the :mod:`profile` "
"and :mod:`pstats` modules provide tools for identifying time critical "
"sections in larger blocks of code."
msgstr
""
#:
../../tutorial/stdlib.rst:282
msgid
"Quality control"
msgstr
""
#:
../../tutorial/stdlib.rst:284
msgid
""
"One approach for developing high quality software is to write tests for each "
"function as it is developed and to run those tests frequently during the "
"development process."
msgstr
""
#:
../../tutorial/stdlib.rst:288
msgid
""
"The :mod:`doctest` module provides a tool for scanning a module and "
"validating tests embedded in a program's docstrings. Test construction is "
"as simple as cutting-and-pasting a typical call along with its results into "
"the docstring. This improves the documentation by providing the user with an "
"example and it allows the doctest module to make sure the code remains true "
"to the documentation::"
msgstr
""
#:
../../tutorial/stdlib.rst:295
msgid
""
"def average(values):\n"
"
\"\"\"
Computes the arithmetic mean of a list of numbers.\n"
"\n"
" >>> print(average([20, 30, 70]))\n"
" 40.0\n"
"
\"\"\"
\n"
" return sum(values) / len(values)\n"
"\n"
"import doctest\n"
"doctest.testmod() # automatically validate the embedded tests"
msgstr
""
#:
../../tutorial/stdlib.rst:306
msgid
""
"The :mod:`unittest` module is not as effortless as the :mod:`doctest` "
"module, but it allows a more comprehensive set of tests to be maintained in "
"a separate file::"
msgstr
""
#:
../../tutorial/stdlib.rst:310
msgid
""
"import unittest\n"
"\n"
"class TestStatisticalFunctions(unittest.TestCase):\n"
"\n"
" def test_average(self):\n"
" self.assertEqual(average([20, 30, 70]), 40.0)\n"
" self.assertEqual(round(average([1, 5, 7]), 1), 4.3)\n"
" with self.assertRaises(ZeroDivisionError):\n"
" average([])\n"
" with self.assertRaises(TypeError):\n"
" average(20, 30, 70)\n"
"\n"
"unittest.main() # Calling from the command line invokes all tests"
msgstr
""
#:
../../tutorial/stdlib.rst:328
msgid
"Batteries included"
msgstr
""
#:
../../tutorial/stdlib.rst:330
msgid
""
"Python has a
\"
batteries included
\"
philosophy. This is best seen through "
"the sophisticated and robust capabilities of its larger packages. For "
"example:"
msgstr
""
#:
../../tutorial/stdlib.rst:333
msgid
""
"The :mod:`xmlrpc.client` and :mod:`xmlrpc.server` modules make implementing "
"remote procedure calls into an almost trivial task. Despite the modules' "
"names, no direct knowledge or handling of XML is needed."
msgstr
""
#:
../../tutorial/stdlib.rst:337
msgid
""
"The :mod:`email` package is a library for managing email messages, including "
"MIME and other :rfc:`5322`-based message documents. Unlike :mod:`smtplib` "
"and :mod:`poplib` which actually send and receive messages, the email "
"package has a complete toolset for building or decoding complex message "
"structures (including attachments) and for implementing internet encoding "
"and header protocols."
msgstr
""
#:
../../tutorial/stdlib.rst:344
msgid
""
"The :mod:`json` package provides robust support for parsing this popular "
"data interchange format. The :mod:`csv` module supports direct reading and "
"writing of files in Comma-Separated Value format, commonly supported by "
"databases and spreadsheets. XML processing is supported by "
"the :mod:`xml.etree.ElementTree`, :mod:`xml.dom` and :mod:`xml.sax` "
"packages. Together, these modules and packages greatly simplify data "
"interchange between Python applications and other tools."
msgstr
""
#:
../../tutorial/stdlib.rst:353
msgid
""
"The :mod:`sqlite3` module is a wrapper for the SQLite database library, "
"providing a persistent database that can be updated and accessed using "
"slightly nonstandard SQL syntax."
msgstr
""
#:
../../tutorial/stdlib.rst:357
msgid
""
"Internationalization is supported by a number of modules "
"including :mod:`gettext`, :mod:`locale`, and the :mod:`codecs` package."
msgstr
""
#:
../../tutorial/stdlib.rst:27
msgid
"built-in function"
msgstr
""
#:
../../tutorial/stdlib.rst:27
msgid
"help"
msgstr
""
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