# SOME DESCRIPTIVE TITLE.
# Copyright (C) 2001-2021, Python Software Foundation
# This file is distributed under the same license as the Python package.
# FIRST AUTHOR , YEAR.
#
# Translators:
# ww song , 2020
# Freesand Leo , 2020
# ppcfish , 2020
# Siyuan Xu, 2020
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: Python 3.8\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2021-01-01 16:06+0000\n"
"PO-Revision-Date: 2020-05-30 12:16+0000\n"
"Last-Translator: Siyuan Xu, 2020\n"
"Language-Team: Chinese (China) (https://www.transifex.com/python-doc/teams/5390/zh_CN/)\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Language: zh_CN\n"
"Plural-Forms: nplurals=1; plural=0;\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 ":mod:`os` ::"
#: ../../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 ""
" ``import os`` ``from os import *`` :func:`open` "
":func:`os.open` "
#: ../../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 " :func:`dir` :func:`help` :mod:`os`::"
#: ../../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 " :mod:`shutil` ::"
#: ../../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 ":mod:`glob` ::"
#: ../../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 the following output results from running ``python demo.py "
"one two three`` at the command line::"
msgstr ""
" :mod:`sys` *argv* "
"``python demo.py one two three`` ::"
#: ../../tutorial/stdlib.rst:75
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 ":mod:`argparse` ::"
#: ../../tutorial/stdlib.rst:88
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 ""
" ``python top.py --lines=5 alpha.txt beta.txt`` "
"``args.lines`` ``5`` ``args.filenames`` ``['alpha.txt', "
"'beta.txt']``"
#: ../../tutorial/stdlib.rst:96
msgid "Error Output Redirection and Program Termination"
msgstr ""
#: ../../tutorial/stdlib.rst:98
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 ""
":mod:`sys` *stdin* *stdout* *stderr* "
"*stdout* ::"
#: ../../tutorial/stdlib.rst:105
msgid "The most direct way to terminate a script is to use ``sys.exit()``."
msgstr " ``sys.exit()`` "
#: ../../tutorial/stdlib.rst:111
msgid "String Pattern Matching"
msgstr ""
#: ../../tutorial/stdlib.rst:113
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 ":mod:`re` ::"
#: ../../tutorial/stdlib.rst:123
msgid ""
"When only simple capabilities are needed, string methods are preferred "
"because they are easier to read and debug::"
msgstr "::"
#: ../../tutorial/stdlib.rst:133
msgid "Mathematics"
msgstr ""
#: ../../tutorial/stdlib.rst:135
msgid ""
"The :mod:`math` module gives access to the underlying C library functions "
"for floating point math::"
msgstr ":mod:`math` C::"
#: ../../tutorial/stdlib.rst:144
msgid "The :mod:`random` module provides tools for making random selections::"
msgstr ":mod:`random` ::"
#: ../../tutorial/stdlib.rst:156
msgid ""
"The :mod:`statistics` module calculates basic statistical properties (the "
"mean, median, variance, etc.) of numeric data::"
msgstr ":mod:`statistics` ::"
#: ../../tutorial/stdlib.rst:168
msgid ""
"The SciPy project has many other modules for numerical "
"computations."
msgstr "SciPy "
#: ../../tutorial/stdlib.rst:174
msgid "Internet Access"
msgstr ""
#: ../../tutorial/stdlib.rst:176
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 ""
" :mod:`urllib.request` URL "
":mod:`smtplib` ::"
#: ../../tutorial/stdlib.rst:199
msgid ""
"(Note that the second example needs a mailserver running on localhost.)"
msgstr "localhost"
#: ../../tutorial/stdlib.rst:205
msgid "Dates and Times"
msgstr ""
#: ../../tutorial/stdlib.rst:207
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 ""
":mod:`datetime` "
""
" ::"
#: ../../tutorial/stdlib.rst:231
msgid "Data Compression"
msgstr ""
#: ../../tutorial/stdlib.rst:233
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 ""
":mod:`zlib`, :mod:`gzip`, :mod:`bz2`, :mod:`lzma`, "
":mod:`zipfile` :mod:`tarfile`::"
#: ../../tutorial/stdlib.rst:253
msgid "Performance Measurement"
msgstr ""
#: ../../tutorial/stdlib.rst:255
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 "Python Python"
#: ../../tutorial/stdlib.rst:259
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 ":mod:`timeit` ::"
#: ../../tutorial/stdlib.rst:269
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 ""
" :mod:`timeit` :mod:`profile` :mod:`pstats` "
""
#: ../../tutorial/stdlib.rst:277
msgid "Quality Control"
msgstr ""
#: ../../tutorial/stdlib.rst:279
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:283
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 ""
":mod:`doctest` "
"doctest::"
#: ../../tutorial/stdlib.rst:301
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 ":mod:`unittest` :mod:`doctest` ::"
#: ../../tutorial/stdlib.rst:323
msgid "Batteries Included"
msgstr ""
#: ../../tutorial/stdlib.rst:325
msgid ""
"Python has a \"batteries included\" philosophy. This is best seen through "
"the sophisticated and robust capabilities of its larger packages. For "
"example:"
msgstr "Python:"
#: ../../tutorial/stdlib.rst:328
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 ""
":mod:`xmlrpc.client` :mod:`xmlrpc.server` "
" XML"
#: ../../tutorial/stdlib.rst:332
msgid ""
"The :mod:`email` package is a library for managing email messages, including"
" MIME and other :rfc:`2822`-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 ""
":mod:`email` MIME :rfc:`2822` "
":mod:`smtplib` :mod:`poplib` "
""
#: ../../tutorial/stdlib.rst:339
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 ""
":mod:`json` :mod:`csv` "
" XML "
":mod:`xml.etree.ElementTree` :mod:`xml.dom` :mod:`xml.sax` "
" Python "
#: ../../tutorial/stdlib.rst:348
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 ""
":mod:`sqlite3` SQLite SQL "
#: ../../tutorial/stdlib.rst:352
msgid ""
"Internationalization is supported by a number of modules including "
":mod:`gettext`, :mod:`locale`, and the :mod:`codecs` package."
msgstr " :mod:`gettext` :mod:`locale` :mod:`codecs` "