# SOME DESCRIPTIVE TITLE.
# Copyright (C) 2001-2022, Python Software Foundation
# This file is distributed under the same license as the Python package.
# FIRST AUTHOR , YEAR.
#
# Translators:
# Rafael Fontenelle , 2022
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: Python 3.10\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2022-12-30 14:59+0000\n"
"PO-Revision-Date: 2022-11-05 17:23+0000\n"
"Last-Translator: Rafael Fontenelle , 2022\n"
"Language-Team: Japanese (https://www.transifex.com/python-doc/teams/5390/"
"ja/)\n"
"Language: ja\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
"Plural-Forms: nplurals=1; plural=0;\n"
#: ../../tutorial/inputoutput.rst:5
msgid "Input and Output"
msgstr ""
#: ../../tutorial/inputoutput.rst:7
msgid ""
"There are several ways to present the output of a program; data can be "
"printed in a human-readable form, or written to a file for future use. This "
"chapter will discuss some of the possibilities."
msgstr ""
"\n"
""
"\n"
""
#: ../../tutorial/inputoutput.rst:15
msgid "Fancier Output Formatting"
msgstr ""
#: ../../tutorial/inputoutput.rst:17
msgid ""
"So far we've encountered two ways of writing values: *expression statements* "
"and the :func:`print` function. (A third way is using the :meth:`write` "
"method of file objects; the standard output file can be referenced as ``sys."
"stdout``. See the Library Reference for more information on this.)"
msgstr ""
": * (expression statement)* :func:"
"`print` ( :meth:`write` "
" ``sys.stdout`` "
")"
#: ../../tutorial/inputoutput.rst:22
msgid ""
"Often you'll want more control over the formatting of your output than "
"simply printing space-separated values. There are several ways to format "
"output."
msgstr ""
""
"\n"
""
#: ../../tutorial/inputoutput.rst:25
msgid ""
"To use :ref:`formatted string literals `, begin a string with "
"``f`` or ``F`` before the opening quotation mark or triple quotation mark. "
"Inside this string, you can write a Python expression between ``{`` and ``}"
"`` characters that can refer to variables or literal values."
msgstr ""
":ref:` ` "
" ``f`` ``F`` \n"
" ``{`` ``}`` Python "
""
#: ../../tutorial/inputoutput.rst:37
msgid ""
"The :meth:`str.format` method of strings requires more manual effort. "
"You'll still use ``{`` and ``}`` to mark where a variable will be "
"substituted and can provide detailed formatting directives, but you'll also "
"need to provide the information to be formatted."
msgstr ""
" :meth:`str.format` \n"
" ``{`` ``}`` "
""
""
#: ../../tutorial/inputoutput.rst:50
msgid ""
"Finally, you can do all the string handling yourself by using string slicing "
"and concatenation operations to create any layout you can imagine. The "
"string type has some methods that perform useful operations for padding "
"strings to a given column width."
msgstr ""
""
"\n"
""
""
#: ../../tutorial/inputoutput.rst:55
msgid ""
"When you don't need fancy output but just want a quick display of some "
"variables for debugging purposes, you can convert any value to a string with "
"the :func:`repr` or :func:`str` functions."
msgstr ""
""
" :func:`repr` :func:`str` "
#: ../../tutorial/inputoutput.rst:59
msgid ""
"The :func:`str` function is meant to return representations of values which "
"are fairly human-readable, while :func:`repr` is meant to generate "
"representations which can be read by the interpreter (or will force a :exc:"
"`SyntaxError` if there is no equivalent syntax). For objects which don't "
"have a particular representation for human consumption, :func:`str` will "
"return the same value as :func:`repr`. Many values, such as numbers or "
"structures like lists and dictionaries, have the same representation using "
"either function. Strings, in particular, have two distinct representations."
msgstr ""
":func:`str` :func:`repr` "
" ( :exc:"
"`SyntaxError` ) "
" :func:`str` :func:`repr` "
""
"2"
""
#: ../../tutorial/inputoutput.rst:68
msgid "Some examples::"
msgstr "::"
#: ../../tutorial/inputoutput.rst:91
msgid ""
"The :mod:`string` module contains a :class:`~string.Template` class that "
"offers yet another way to substitute values into strings, using placeholders "
"like ``$x`` and replacing them with values from a dictionary, but offers "
"much less control of the formatting."
msgstr ""
":mod:`string` :class:`~string.Template` "
" ``$x`` "
""
""
#: ../../tutorial/inputoutput.rst:100
msgid "Formatted String Literals"
msgstr ""
#: ../../tutorial/inputoutput.rst:102
msgid ""
":ref:`Formatted string literals ` (also called f-strings for "
"short) let you include the value of Python expressions inside a string by "
"prefixing the string with ``f`` or ``F`` and writing expressions as "
"``{expression}``."
msgstr ""
":ref:` ` ( f-string "
") ``f`` ``F`` ``{expression}`` "
" Python "
#: ../../tutorial/inputoutput.rst:107
msgid ""
"An optional format specifier can follow the expression. This allows greater "
"control over how the value is formatted. The following example rounds pi to "
"three places after the decimal::"
msgstr ""
"\n"
"\n"
"3::"
#: ../../tutorial/inputoutput.rst:115
msgid ""
"Passing an integer after the ``':'`` will cause that field to be a minimum "
"number of characters wide. This is useful for making columns line up. ::"
msgstr ""
"``':'`` "
"\n"
" ::"
#: ../../tutorial/inputoutput.rst:126
msgid ""
"Other modifiers can be used to convert the value before it is formatted. ``'!"
"a'`` applies :func:`ascii`, ``'!s'`` applies :func:`str`, and ``'!r'`` "
"applies :func:`repr`::"
msgstr ""
"\n"
"``'!a'`` :func:`ascii` ``'!s'`` :func:`str` ``'!r'`` :"
"func:`repr` ::"
#: ../../tutorial/inputoutput.rst:136
msgid ""
"The ``=`` specifier can be used to expand an expression to the text of the "
"expression, an equal sign, then the representation of the evaluated "
"expression:"
msgstr ""
"``=`` "
""
#: ../../tutorial/inputoutput.rst:145
msgid ""
"See :ref:`self-documenting expressions ` for more "
"information on the ``=`` specifier. For a reference on these format "
"specifications, see the reference guide for the :ref:`formatspec`."
msgstr ""
"``=`` :ref:`self-documenting expressions ` :ref:"
"`formatspec` "
#: ../../tutorial/inputoutput.rst:152
msgid "The String format() Method"
msgstr " format() "
#: ../../tutorial/inputoutput.rst:154
msgid "Basic usage of the :meth:`str.format` method looks like this::"
msgstr ":meth:`str.format` ::"
#: ../../tutorial/inputoutput.rst:159
msgid ""
"The brackets and characters within them (called format fields) are replaced "
"with the objects passed into the :meth:`str.format` method. A number in the "
"brackets can be used to refer to the position of the object passed into the :"
"meth:`str.format` method. ::"
msgstr ""
"() :meth:`str."
"format` :meth:"
"`str.format` ::"
#: ../../tutorial/inputoutput.rst:169
msgid ""
"If keyword arguments are used in the :meth:`str.format` method, their values "
"are referred to by using the name of the argument. ::"
msgstr ""
":meth:`str.format` "
" ::"
#: ../../tutorial/inputoutput.rst:176
msgid "Positional and keyword arguments can be arbitrarily combined::"
msgstr "::"
#: ../../tutorial/inputoutput.rst:182
msgid ""
"If you have a really long format string that you don't want to split up, it "
"would be nice if you could reference the variables to be formatted by name "
"instead of by position. This can be done by simply passing the dict and "
"using square brackets ``'[]'`` to access the keys. ::"
msgstr ""
""
""
" ``'[]'`` ::"
#: ../../tutorial/inputoutput.rst:192
msgid ""
"This could also be done by passing the ``table`` dictionary as keyword "
"arguments with the ``**`` notation. ::"
msgstr ""
" ``table`` ``**`` "
" ::"
#: ../../tutorial/inputoutput.rst:199
msgid ""
"This is particularly useful in combination with the built-in function :func:"
"`vars`, which returns a dictionary containing all local variables."
msgstr ""
" :func:`vars` "
""
#: ../../tutorial/inputoutput.rst:202
msgid ""
"As an example, the following lines produce a tidily aligned set of columns "
"giving integers and their squares and cubes::"
msgstr ""
"23"
"::"
#: ../../tutorial/inputoutput.rst:219
msgid ""
"For a complete overview of string formatting with :meth:`str.format`, see :"
"ref:`formatstrings`."
msgstr ""
":meth:`str.format` :ref:`formatstrings` "
""
#: ../../tutorial/inputoutput.rst:224
msgid "Manual String Formatting"
msgstr ""
#: ../../tutorial/inputoutput.rst:226
msgid "Here's the same table of squares and cubes, formatted manually::"
msgstr " 2 3 ::"
#: ../../tutorial/inputoutput.rst:244
msgid ""
"(Note that the one space between each column was added by the way :func:"
"`print` works: it always adds spaces between its arguments.)"
msgstr ""
"( :func:`print` "
" :func:`print` )"
#: ../../tutorial/inputoutput.rst:247
msgid ""
"The :meth:`str.rjust` method of string objects right-justifies a string in a "
"field of a given width by padding it with spaces on the left. There are "
"similar methods :meth:`str.ljust` and :meth:`str.center`. These methods do "
"not write anything, they just return a new string. If the input string is "
"too long, they don't truncate it, but return it unchanged; this will mess up "
"your column lay-out but that's usually better than the alternative, which "
"would be lying about a value. (If you really want truncation you can always "
"add a slice operation, as in ``x.ljust(n)[:n]``.)"
msgstr ""
" :meth:`str.rjust` "
"\n"
" :meth:`str.ljust` :meth:`str.center` \n"
"\n"
""
""
"\n"
"( ``x.ljust(n)[:n]`` "
")"
#: ../../tutorial/inputoutput.rst:256
msgid ""
"There is another method, :meth:`str.zfill`, which pads a numeric string on "
"the left with zeros. It understands about plus and minus signs::"
msgstr ""
" :meth:`str.zfill` "
"::"
#: ../../tutorial/inputoutput.rst:268
msgid "Old string formatting"
msgstr ""
#: ../../tutorial/inputoutput.rst:270
msgid ""
"The % operator (modulo) can also be used for string formatting. Given "
"``'string' % values``, instances of ``%`` in ``string`` are replaced with "
"zero or more elements of ``values``. This operation is commonly known as "
"string interpolation. For example::"
msgstr ""
"% () \n"
"``'string' % values`` ``string`` ``%`` "
" ``values`` \n"
"\n"
"::"
#: ../../tutorial/inputoutput.rst:279
msgid ""
"More information can be found in the :ref:`old-string-formatting` section."
msgstr " :ref:`old-string-formatting` "
#: ../../tutorial/inputoutput.rst:285
msgid "Reading and Writing Files"
msgstr ""
#: ../../tutorial/inputoutput.rst:291
msgid ""
":func:`open` returns a :term:`file object`, and is most commonly used with "
"two positional arguments and one keyword argument: ``open(filename, mode, "
"encoding=None)``"
msgstr ""
":func:`open` :term:`file object` ``open(filename, "
"mode, encoding=None)`` 21"
""
#: ../../tutorial/inputoutput.rst:304
msgid ""
"The first argument is a string containing the filename. The second argument "
"is another string containing a few characters describing the way in which "
"the file will be used. *mode* can be ``'r'`` when the file will only be "
"read, ``'w'`` for only writing (an existing file with the same name will be "
"erased), and ``'a'`` opens the file for appending; any data written to the "
"file is automatically added to the end. ``'r+'`` opens the file for both "
"reading and writing. The *mode* argument is optional; ``'r'`` will be "
"assumed if it's omitted."
msgstr ""
""
" *mode* "
" ``'r'`` () "
" ``'w'`` ``'a'`` "
" ``'r+'`` "
" *mode* ``'r'`` "
""
#: ../../tutorial/inputoutput.rst:313
msgid ""
"Normally, files are opened in :dfn:`text mode`, that means, you read and "
"write strings from and to the file, which are encoded in a specific "
"*encoding*. If *encoding* is not specified, the default is platform "
"dependent (see :func:`open`). Because UTF-8 is the modern de-facto standard, "
"``encoding=\"utf-8\"`` is recommended unless you know that you need to use a "
"different encoding. Appending a ``'b'`` to the mode opens the file in :dfn:"
"`binary mode`. Binary mode data is read and written as :class:`bytes` "
"objects. You can not specify *encoding* when opening file in binary mode."
msgstr ""
" (:dfn:`text mode`) *"
"* *"
"* (:func:"
"`open` )UTF-8"
" ``encoding=\"utf-8\"`` "
" ``'b'`` :dfn:`binary mode` "
" :class:`bytes` "
" ** "
#: ../../tutorial/inputoutput.rst:323
msgid ""
"In text mode, the default when reading is to convert platform-specific line "
"endings (``\\n`` on Unix, ``\\r\\n`` on Windows) to just ``\\n``. When "
"writing in text mode, the default is to convert occurrences of ``\\n`` back "
"to platform-specific line endings. This behind-the-scenes modification to "
"file data is fine for text files, but will corrupt binary data like that in :"
"file:`JPEG` or :file:`EXE` files. Be very careful to use binary mode when "
"reading and writing such files."
msgstr ""
" (Unix "
"``\\n`` Windows ``\\r\\n``) ``\\n`` "
" ``\\n`` "
""
" :file:`JPEG` "
" :file:`EXE` "
""
""
#: ../../tutorial/inputoutput.rst:331
msgid ""
"It is good practice to use the :keyword:`with` keyword when dealing with "
"file objects. The advantage is that the file is properly closed after its "
"suite finishes, even if an exception is raised at some point. Using :"
"keyword:`!with` is also much shorter than writing equivalent :keyword:"
"`try`\\ -\\ :keyword:`finally` blocks::"
msgstr ""
" :keyword:`with` "
"\n"
""
"\n"
":keyword:`!with` :keyword:`try`\\ -\\ :keyword:"
"`finally` ::"
#: ../../tutorial/inputoutput.rst:344
msgid ""
"If you're not using the :keyword:`with` keyword, then you should call ``f."
"close()`` to close the file and immediately free up any system resources "
"used by it."
msgstr ""
" :keyword:`with` "
" ``f.close()`` "
""
#: ../../tutorial/inputoutput.rst:349
msgid ""
"Calling ``f.write()`` without using the :keyword:`!with` keyword or calling "
"``f.close()`` **might** result in the arguments of ``f.write()`` not being "
"completely written to the disk, even if the program exits successfully."
msgstr ""
"``f.write()`` :keyword:`!with` ``f.close()`` "
" ``f.write()`` "
" **** "
#: ../../tutorial/inputoutput.rst:357
msgid ""
"After a file object is closed, either by a :keyword:`with` statement or by "
"calling ``f.close()``, attempts to use the file object will automatically "
"fail. ::"
msgstr ""
":keyword:`with` ``f.close()`` "
"::"
#: ../../tutorial/inputoutput.rst:371
msgid "Methods of File Objects"
msgstr ""
#: ../../tutorial/inputoutput.rst:373
msgid ""
"The rest of the examples in this section will assume that a file object "
"called ``f`` has already been created."
msgstr ""
" ``f`` "
""
#: ../../tutorial/inputoutput.rst:376
msgid ""
"To read a file's contents, call ``f.read(size)``, which reads some quantity "
"of data and returns it as a string (in text mode) or bytes object (in binary "
"mode). *size* is an optional numeric argument. When *size* is omitted or "
"negative, the entire contents of the file will be read and returned; it's "
"your problem if the file is twice as large as your machine's memory. "
"Otherwise, at most *size* characters (in text mode) or *size* bytes (in "
"binary mode) are read and returned. If the end of the file has been reached, "
"``f.read()`` will return an empty string (``''``). ::"
msgstr ""
" ``f.read(size)`` "
" () bytes "
" () *size* "
" *size* "
""
" *size* ("
") *size* () *size* "
" ``f.read()`` (``''``) "
" ::"
#: ../../tutorial/inputoutput.rst:390
msgid ""
"``f.readline()`` reads a single line from the file; a newline character "
"(``\\n``) is left at the end of the string, and is only omitted on the last "
"line of the file if the file doesn't end in a newline. This makes the "
"return value unambiguous; if ``f.readline()`` returns an empty string, the "
"end of the file has been reached, while a blank line is represented by "
"``'\\n'``, a string containing only a single newline. ::"
msgstr ""
"``f.readline()`` 1 (``\\n``) "
""
""
"; ``f.readline()`` "
" ``'\\n'`` 1 "
" ::"
#: ../../tutorial/inputoutput.rst:404
msgid ""
"For reading lines from a file, you can loop over the file object. This is "
"memory efficient, fast, and leads to simple code::"
msgstr ""
""
""
"::"
#: ../../tutorial/inputoutput.rst:413
msgid ""
"If you want to read all the lines of a file in a list you can also use "
"``list(f)`` or ``f.readlines()``."
msgstr ""
"``list(f)`` ``f."
"readlines()`` "
#: ../../tutorial/inputoutput.rst:416
msgid ""
"``f.write(string)`` writes the contents of *string* to the file, returning "
"the number of characters written. ::"
msgstr ""
"``f.write(string)`` *string* "
" ::"
#: ../../tutorial/inputoutput.rst:422
msgid ""
"Other types of objects need to be converted -- either to a string (in text "
"mode) or a bytes object (in binary mode) -- before writing them::"
msgstr ""
" -- ("
") bytes () ::"
#: ../../tutorial/inputoutput.rst:430
msgid ""
"``f.tell()`` returns an integer giving the file object's current position in "
"the file represented as number of bytes from the beginning of the file when "
"in binary mode and an opaque number when in text mode."
msgstr ""
"``f.tell()`` "
""
""
#: ../../tutorial/inputoutput.rst:434
msgid ""
"To change the file object's position, use ``f.seek(offset, whence)``. The "
"position is computed from adding *offset* to a reference point; the "
"reference point is selected by the *whence* argument. A *whence* value of 0 "
"measures from the beginning of the file, 1 uses the current file position, "
"and 2 uses the end of the file as the reference point. *whence* can be "
"omitted and defaults to 0, using the beginning of the file as the reference "
"point. ::"
msgstr ""
"``f.seek(offset, whence)`` "
" (reference point) *offset* "
" *whence* *whence* 0 "
" 1 2 "
"*whence* 0"
" ::"
#: ../../tutorial/inputoutput.rst:453
msgid ""
"In text files (those opened without a ``b`` in the mode string), only seeks "
"relative to the beginning of the file are allowed (the exception being "
"seeking to the very file end with ``seek(0, 2)``) and the only valid "
"*offset* values are those returned from the ``f.tell()``, or zero. Any other "
"*offset* value produces undefined behaviour."
msgstr ""
" (mode ``b`` ) "
" (``seek(0, "
"2)`` ) *offset* "
"``f.tell()`` 0 *offset* "
""
#: ../../tutorial/inputoutput.rst:459
msgid ""
"File objects have some additional methods, such as :meth:`~file.isatty` and :"
"meth:`~file.truncate` which are less frequently used; consult the Library "
"Reference for a complete guide to file objects."
msgstr ""
" :meth:`~file.isatty` :meth:`~file."
"truncate` "
""
#: ../../tutorial/inputoutput.rst:467
msgid "Saving structured data with :mod:`json`"
msgstr ":mod:`json` "
#: ../../tutorial/inputoutput.rst:471
msgid ""
"Strings can easily be written to and read from a file. Numbers take a bit "
"more effort, since the :meth:`read` method only returns strings, which will "
"have to be passed to a function like :func:`int`, which takes a string like "
"``'123'`` and returns its numeric value 123. When you want to save more "
"complex data types like nested lists and dictionaries, parsing and "
"serializing by hand becomes complicated."
msgstr ""
""
":meth:`read` "
":func:`int` "
" ``'123'`` 123 "
""
""
#: ../../tutorial/inputoutput.rst:478
msgid ""
"Rather than having users constantly writing and debugging code to save "
"complicated data types to files, Python allows you to use the popular data "
"interchange format called `JSON (JavaScript Object Notation) `_. The standard module called :mod:`json` can take Python data "
"hierarchies, and convert them to string representations; this process is "
"called :dfn:`serializing`. Reconstructing the data from the string "
"representation is called :dfn:`deserializing`. Between serializing and "
"deserializing, the string representing the object may have been stored in a "
"file or data, or sent over a network connection to some distant machine."
msgstr ""
""
"Python `JSON (JavaScript "
"Object Notation) `_ "
" :mod:`json` Python "
" :dfn:` (serializing)` "
":dfn:` (deserializing)` "
""
""
""
#: ../../tutorial/inputoutput.rst:489
msgid ""
"The JSON format is commonly used by modern applications to allow for data "
"exchange. Many programmers are already familiar with it, which makes it a "
"good choice for interoperability."
msgstr ""
"JSON "
" JSON JSON "
""
#: ../../tutorial/inputoutput.rst:493
msgid ""
"If you have an object ``x``, you can view its JSON string representation "
"with a simple line of code::"
msgstr ""
" ``x`` JSON 1"
"::"
#: ../../tutorial/inputoutput.rst:501
msgid ""
"Another variant of the :func:`~json.dumps` function, called :func:`~json."
"dump`, simply serializes the object to a :term:`text file`. So if ``f`` is "
"a :term:`text file` object opened for writing, we can do this::"
msgstr ""
":func:`~json.dumps` :func:`~json.dump` "
" :term:`text file` ``f`` "
" :term:`text file` ::"
#: ../../tutorial/inputoutput.rst:507
msgid ""
"To decode the object again, if ``f`` is a :term:`binary file` or :term:`text "
"file` object which has been opened for reading::"
msgstr ""
"``f`` :term:`binary file` "
" :term:`text file` ::"
#: ../../tutorial/inputoutput.rst:513
msgid ""
"JSON files must be encoded in UTF-8. Use ``encoding=\"utf-8\"`` when opening "
"JSON file as a :term:`text file` for both of reading and writing."
msgstr ""
"JSONUTF-8JSON :term:`text file` "
" ``encoding=\"utf-8\"`` "
""
#: ../../tutorial/inputoutput.rst:516
msgid ""
"This simple serialization technique can handle lists and dictionaries, but "
"serializing arbitrary class instances in JSON requires a bit of extra "
"effort. The reference for the :mod:`json` module contains an explanation of "
"this."
msgstr ""
""
" JSON "
":mod:`json` "
""
#: ../../tutorial/inputoutput.rst:522
msgid ":mod:`pickle` - the pickle module"
msgstr ":mod:`pickle` - pickle "
#: ../../tutorial/inputoutput.rst:524
msgid ""
"Contrary to :ref:`JSON `, *pickle* is a protocol which allows the "
"serialization of arbitrarily complex Python objects. As such, it is "
"specific to Python and cannot be used to communicate with applications "
"written in other languages. It is also insecure by default: deserializing "
"pickle data coming from an untrusted source can execute arbitrary code, if "
"the data was crafted by a skilled attacker."
msgstr ""
":ref:`JSON ` *pickle* Python "
"Python "
""
""
" pickle "
""