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# SOME DESCRIPTIVE TITLE.
# Copyright (C) 2001-2022, Python Software Foundation
# This file is distributed under the same license as the Python package.
#
# Translators:
# Leon H., 2017
msgid ""
msgstr ""
"Project-Id-Version: Python 3.10\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2022-10-06 00:23+0000\n"
"PO-Revision-Date: 2018-05-23 14:07+0000\n"
"Last-Translator: Adrian Liaw <adrianliaw2000@gmail.com>\n"
"Language-Team: Chinese - TAIWAN (https://github.com/python/python-docs-zh-"
"tw)\n"
"Language: zh_TW\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"
#: ../../c-api/structures.rst:6
msgid "Common Object Structures"
msgstr "通用物件結構"
#: ../../c-api/structures.rst:8
msgid ""
"There are a large number of structures which are used in the definition of "
"object types for Python. This section describes these structures and how "
"they are used."
msgstr ""
#: ../../c-api/structures.rst:14
msgid "Base object types and macros"
msgstr ""
#: ../../c-api/structures.rst:16
msgid ""
"All Python objects ultimately share a small number of fields at the "
"beginning of the object's representation in memory. These are represented "
"by the :c:type:`PyObject` and :c:type:`PyVarObject` types, which are "
"defined, in turn, by the expansions of some macros also used, whether "
"directly or indirectly, in the definition of all other Python objects."
msgstr ""
#: ../../c-api/structures.rst:25
msgid ""
"All object types are extensions of this type. This is a type which contains "
"the information Python needs to treat a pointer to an object as an object. "
"In a normal \"release\" build, it contains only the object's reference count "
"and a pointer to the corresponding type object. Nothing is actually declared "
"to be a :c:type:`PyObject`, but every pointer to a Python object can be cast "
"to a :c:expr:`PyObject*`. Access to the members must be done by using the "
"macros :c:macro:`Py_REFCNT` and :c:macro:`Py_TYPE`."
msgstr ""
#: ../../c-api/structures.rst:37
msgid ""
"This is an extension of :c:type:`PyObject` that adds the :attr:`ob_size` "
"field. This is only used for objects that have some notion of *length*. "
"This type does not often appear in the Python/C API. Access to the members "
"must be done by using the macros :c:macro:`Py_REFCNT`, :c:macro:`Py_TYPE`, "
"and :c:macro:`Py_SIZE`."
msgstr ""
#: ../../c-api/structures.rst:46
msgid ""
"This is a macro used when declaring new types which represent objects "
"without a varying length. The PyObject_HEAD macro expands to::"
msgstr ""
#: ../../c-api/structures.rst:51
msgid "See documentation of :c:type:`PyObject` above."
msgstr ""
#: ../../c-api/structures.rst:56
msgid ""
"This is a macro used when declaring new types which represent objects with a "
"length that varies from instance to instance. The PyObject_VAR_HEAD macro "
"expands to::"
msgstr ""
#: ../../c-api/structures.rst:62
msgid "See documentation of :c:type:`PyVarObject` above."
msgstr ""
#: ../../c-api/structures.rst:67
msgid ""
"Test if the *x* object is the *y* object, the same as ``x is y`` in Python."
msgstr ""
#: ../../c-api/structures.rst:74
msgid ""
"Test if an object is the ``None`` singleton, the same as ``x is None`` in "
"Python."
msgstr ""
#: ../../c-api/structures.rst:82
msgid ""
"Test if an object is the ``True`` singleton, the same as ``x is True`` in "
"Python."
msgstr ""
#: ../../c-api/structures.rst:90
msgid ""
"Test if an object is the ``False`` singleton, the same as ``x is False`` in "
"Python."
msgstr ""
#: ../../c-api/structures.rst:98
msgid "Get the type of the Python object *o*."
msgstr ""
#: ../../c-api/structures.rst:100
msgid "Return a :term:`borrowed reference`."
msgstr ""
#: ../../c-api/structures.rst:102
msgid "Use the :c:func:`Py_SET_TYPE` function to set an object type."
msgstr ""
#: ../../c-api/structures.rst:107
msgid ""
"Return non-zero if the object *o* type is *type*. Return zero otherwise. "
"Equivalent to: ``Py_TYPE(o) == type``."
msgstr ""
#: ../../c-api/structures.rst:115
msgid "Set the object *o* type to *type*."
msgstr ""
#: ../../c-api/structures.rst:122
msgid "Get the reference count of the Python object *o*."
msgstr ""
#: ../../c-api/structures.rst:124
msgid ""
":c:func:`Py_REFCNT()` is changed to the inline static function. Use :c:func:"
"`Py_SET_REFCNT()` to set an object reference count."
msgstr ""
#: ../../c-api/structures.rst:131
msgid "Set the object *o* reference counter to *refcnt*."
msgstr ""
#: ../../c-api/structures.rst:138
msgid "Get the size of the Python object *o*."
msgstr ""
#: ../../c-api/structures.rst:140
msgid "Use the :c:func:`Py_SET_SIZE` function to set an object size."
msgstr ""
#: ../../c-api/structures.rst:145
msgid "Set the object *o* size to *size*."
msgstr ""
#: ../../c-api/structures.rst:152
msgid ""
"This is a macro which expands to initialization values for a new :c:type:"
"`PyObject` type. This macro expands to::"
msgstr ""
#: ../../c-api/structures.rst:161
msgid ""
"This is a macro which expands to initialization values for a new :c:type:"
"`PyVarObject` type, including the :attr:`ob_size` field. This macro expands "
"to::"
msgstr ""
#: ../../c-api/structures.rst:170
msgid "Implementing functions and methods"
msgstr ""
#: ../../c-api/structures.rst:174
msgid ""
"Type of the functions used to implement most Python callables in C. "
"Functions of this type take two :c:expr:`PyObject*` parameters and return "
"one such value. If the return value is ``NULL``, an exception shall have "
"been set. If not ``NULL``, the return value is interpreted as the return "
"value of the function as exposed in Python. The function must return a new "
"reference."
msgstr ""
#: ../../c-api/structures.rst:181
msgid "The function signature is::"
msgstr ""
#: ../../c-api/structures.rst:188
msgid ""
"Type of the functions used to implement Python callables in C with "
"signature :const:`METH_VARARGS | METH_KEYWORDS`. The function signature is::"
msgstr ""
#: ../../c-api/structures.rst:199
msgid ""
"Type of the functions used to implement Python callables in C with "
"signature :const:`METH_FASTCALL`. The function signature is::"
msgstr ""
#: ../../c-api/structures.rst:209
msgid ""
"Type of the functions used to implement Python callables in C with "
"signature :const:`METH_FASTCALL | METH_KEYWORDS`. The function signature is::"
msgstr ""
#: ../../c-api/structures.rst:220
msgid ""
"Type of the functions used to implement Python callables in C with "
"signature :const:`METH_METHOD | METH_FASTCALL | METH_KEYWORDS`. The function "
"signature is::"
msgstr ""
#: ../../c-api/structures.rst:235
msgid ""
"Structure used to describe a method of an extension type. This structure "
"has four fields:"
msgstr ""
#: ../../c-api/structures.rst:239 ../../c-api/structures.rst:395
#: ../../c-api/structures.rst:491
msgid "Field"
msgstr ""
#: ../../c-api/structures.rst:239 ../../c-api/structures.rst:395
#: ../../c-api/structures.rst:491
msgid "C Type"
msgstr "C Type"
#: ../../c-api/structures.rst:239 ../../c-api/structures.rst:395
#: ../../c-api/structures.rst:491
msgid "Meaning"
msgstr ""
#: ../../c-api/structures.rst:241
msgid ":attr:`ml_name`"
msgstr ":attr:`ml_name`"
#: ../../c-api/structures.rst:241 ../../c-api/structures.rst:249
#: ../../c-api/structures.rst:397 ../../c-api/structures.rst:410
#: ../../c-api/structures.rst:426 ../../c-api/structures.rst:493
#: ../../c-api/structures.rst:501
msgid "const char \\*"
msgstr "const char \\*"
#: ../../c-api/structures.rst:241
msgid "name of the method"
msgstr ""
#: ../../c-api/structures.rst:243
msgid ":attr:`ml_meth`"
msgstr ":attr:`ml_meth`"
#: ../../c-api/structures.rst:243
msgid "PyCFunction"
msgstr "PyCFunction"
#: ../../c-api/structures.rst:243
msgid "pointer to the C implementation"
msgstr ""
#: ../../c-api/structures.rst:246
msgid ":attr:`ml_flags`"
msgstr ":attr:`ml_flags`"
#: ../../c-api/structures.rst:246 ../../c-api/structures.rst:399
#: ../../c-api/structures.rst:406 ../../c-api/structures.rst:422
msgid "int"
msgstr "int"
#: ../../c-api/structures.rst:246
msgid "flag bits indicating how the call should be constructed"
msgstr ""
#: ../../c-api/structures.rst:249
msgid ":attr:`ml_doc`"
msgstr ":attr:`ml_doc`"
#: ../../c-api/structures.rst:249 ../../c-api/structures.rst:410
msgid "points to the contents of the docstring"
msgstr ""
#: ../../c-api/structures.rst:253
msgid ""
"The :attr:`ml_meth` is a C function pointer. The functions may be of "
"different types, but they always return :c:expr:`PyObject*`. If the "
"function is not of the :c:type:`PyCFunction`, the compiler will require a "
"cast in the method table. Even though :c:type:`PyCFunction` defines the "
"first parameter as :c:expr:`PyObject*`, it is common that the method "
"implementation uses the specific C type of the *self* object."
msgstr ""
#: ../../c-api/structures.rst:260
msgid ""
"The :attr:`ml_flags` field is a bitfield which can include the following "
"flags. The individual flags indicate either a calling convention or a "
"binding convention."
msgstr ""
#: ../../c-api/structures.rst:264
msgid "There are these calling conventions:"
msgstr ""
#: ../../c-api/structures.rst:268
msgid ""
"This is the typical calling convention, where the methods have the type :c:"
"type:`PyCFunction`. The function expects two :c:expr:`PyObject*` values. The "
"first one is the *self* object for methods; for module functions, it is the "
"module object. The second parameter (often called *args*) is a tuple object "
"representing all arguments. This parameter is typically processed using :c:"
"func:`PyArg_ParseTuple` or :c:func:`PyArg_UnpackTuple`."
msgstr ""
#: ../../c-api/structures.rst:278
msgid ""
"Methods with these flags must be of type :c:type:`PyCFunctionWithKeywords`. "
"The function expects three parameters: *self*, *args*, *kwargs* where "
"*kwargs* is a dictionary of all the keyword arguments or possibly ``NULL`` "
"if there are no keyword arguments. The parameters are typically processed "
"using :c:func:`PyArg_ParseTupleAndKeywords`."
msgstr ""
#: ../../c-api/structures.rst:287
msgid ""
"Fast calling convention supporting only positional arguments. The methods "
"have the type :c:type:`_PyCFunctionFast`. The first parameter is *self*, the "
"second parameter is a C array of :c:expr:`PyObject*` values indicating the "
"arguments and the third parameter is the number of arguments (the length of "
"the array)."
msgstr ""
#: ../../c-api/structures.rst:297
msgid "``METH_FASTCALL`` is now part of the stable ABI."
msgstr ""
#: ../../c-api/structures.rst:302
msgid ""
"Extension of :const:`METH_FASTCALL` supporting also keyword arguments, with "
"methods of type :c:type:`_PyCFunctionFastWithKeywords`. Keyword arguments "
"are passed the same way as in the :ref:`vectorcall protocol <vectorcall>`: "
"there is an additional fourth :c:expr:`PyObject*` parameter which is a tuple "
"representing the names of the keyword arguments (which are guaranteed to be "
"strings) or possibly ``NULL`` if there are no keywords. The values of the "
"keyword arguments are stored in the *args* array, after the positional "
"arguments."
msgstr ""
#: ../../c-api/structures.rst:317
msgid ""
"Extension of :const:`METH_FASTCALL | METH_KEYWORDS` supporting the *defining "
"class*, that is, the class that contains the method in question. The "
"defining class might be a superclass of ``Py_TYPE(self)``."
msgstr ""
#: ../../c-api/structures.rst:321
msgid ""
"The method needs to be of type :c:type:`PyCMethod`, the same as for "
"``METH_FASTCALL | METH_KEYWORDS`` with ``defining_class`` argument added "
"after ``self``."
msgstr ""
#: ../../c-api/structures.rst:330
msgid ""
"Methods without parameters don't need to check whether arguments are given "
"if they are listed with the :const:`METH_NOARGS` flag. They need to be of "
"type :c:type:`PyCFunction`. The first parameter is typically named *self* "
"and will hold a reference to the module or object instance. In all cases "
"the second parameter will be ``NULL``."
msgstr ""
#: ../../c-api/structures.rst:339
msgid ""
"Methods with a single object argument can be listed with the :const:`METH_O` "
"flag, instead of invoking :c:func:`PyArg_ParseTuple` with a ``\"O\"`` "
"argument. They have the type :c:type:`PyCFunction`, with the *self* "
"parameter, and a :c:expr:`PyObject*` parameter representing the single "
"argument."
msgstr ""
#: ../../c-api/structures.rst:345
msgid ""
"These two constants are not used to indicate the calling convention but the "
"binding when use with methods of classes. These may not be used for "
"functions defined for modules. At most one of these flags may be set for "
"any given method."
msgstr ""
#: ../../c-api/structures.rst:355
msgid ""
"The method will be passed the type object as the first parameter rather than "
"an instance of the type. This is used to create *class methods*, similar to "
"what is created when using the :func:`classmethod` built-in function."
msgstr ""
#: ../../c-api/structures.rst:365
msgid ""
"The method will be passed ``NULL`` as the first parameter rather than an "
"instance of the type. This is used to create *static methods*, similar to "
"what is created when using the :func:`staticmethod` built-in function."
msgstr ""
#: ../../c-api/structures.rst:369
msgid ""
"One other constant controls whether a method is loaded in place of another "
"definition with the same method name."
msgstr ""
#: ../../c-api/structures.rst:375
msgid ""
"The method will be loaded in place of existing definitions. Without "
"*METH_COEXIST*, the default is to skip repeated definitions. Since slot "
"wrappers are loaded before the method table, the existence of a "
"*sq_contains* slot, for example, would generate a wrapped method named :meth:"
"`__contains__` and preclude the loading of a corresponding PyCFunction with "
"the same name. With the flag defined, the PyCFunction will be loaded in "
"place of the wrapper object and will co-exist with the slot. This is "
"helpful because calls to PyCFunctions are optimized more than wrapper object "
"calls."
msgstr ""
#: ../../c-api/structures.rst:387
msgid "Accessing attributes of extension types"
msgstr ""
#: ../../c-api/structures.rst:391
msgid ""
"Structure which describes an attribute of a type which corresponds to a C "
"struct member. Its fields are:"
msgstr ""
#: ../../c-api/structures.rst:397
msgid ":attr:`name`"
msgstr ":attr:`name`"
#: ../../c-api/structures.rst:397
msgid "name of the member"
msgstr ""
#: ../../c-api/structures.rst:399
msgid ":attr:`!type`"
msgstr ":attr:`!type`"
#: ../../c-api/structures.rst:399
msgid "the type of the member in the C struct"
msgstr ""
#: ../../c-api/structures.rst:402
msgid ":attr:`offset`"
msgstr ":attr:`offset`"
#: ../../c-api/structures.rst:402 ../../c-api/structures.rst:438
msgid "Py_ssize_t"
msgstr "Py_ssize_t"
#: ../../c-api/structures.rst:402
msgid ""
"the offset in bytes that the member is located on the type's object struct"
msgstr ""
#: ../../c-api/structures.rst:406
msgid ":attr:`flags`"
msgstr ":attr:`flags`"
#: ../../c-api/structures.rst:406
msgid "flag bits indicating if the field should be read-only or writable"
msgstr ""
#: ../../c-api/structures.rst:410
msgid ":attr:`doc`"
msgstr ":attr:`doc`"
#: ../../c-api/structures.rst:414
msgid ""
":attr:`!type` can be one of many ``T_`` macros corresponding to various C "
"types. When the member is accessed in Python, it will be converted to the "
"equivalent Python type."
msgstr ""
#: ../../c-api/structures.rst:419
msgid "Macro name"
msgstr ""
#: ../../c-api/structures.rst:419
msgid "C type"
msgstr ""
#: ../../c-api/structures.rst:421
msgid "T_SHORT"
msgstr "T_SHORT"
#: ../../c-api/structures.rst:421
msgid "short"
msgstr ""
#: ../../c-api/structures.rst:422
msgid "T_INT"
msgstr "T_INT"
#: ../../c-api/structures.rst:423
msgid "T_LONG"
msgstr "T_LONG"
#: ../../c-api/structures.rst:423
msgid "long"
msgstr "long"
#: ../../c-api/structures.rst:424
msgid "T_FLOAT"
msgstr "T_FLOAT"
#: ../../c-api/structures.rst:424
msgid "float"
msgstr "float"
#: ../../c-api/structures.rst:425
msgid "T_DOUBLE"
msgstr "T_DOUBLE"
#: ../../c-api/structures.rst:425
msgid "double"
msgstr "double"
#: ../../c-api/structures.rst:426
msgid "T_STRING"
msgstr "T_STRING"
#: ../../c-api/structures.rst:427
msgid "T_OBJECT"
msgstr "T_OBJECT"
#: ../../c-api/structures.rst:427 ../../c-api/structures.rst:428
msgid "PyObject \\*"
msgstr "PyObject \\*"
#: ../../c-api/structures.rst:428
msgid "T_OBJECT_EX"
msgstr "T_OBJECT_EX"
#: ../../c-api/structures.rst:429
msgid "T_CHAR"
msgstr "T_CHAR"
#: ../../c-api/structures.rst:429 ../../c-api/structures.rst:430
#: ../../c-api/structures.rst:435
msgid "char"
msgstr "char"
#: ../../c-api/structures.rst:430
msgid "T_BYTE"
msgstr "T_BYTE"
#: ../../c-api/structures.rst:431
msgid "T_UBYTE"
msgstr "T_UBYTE"
#: ../../c-api/structures.rst:431
msgid "unsigned char"
msgstr "unsigned char"
#: ../../c-api/structures.rst:432
msgid "T_UINT"
msgstr "T_UINT"
#: ../../c-api/structures.rst:432
msgid "unsigned int"
msgstr "unsigned int"
#: ../../c-api/structures.rst:433
msgid "T_USHORT"
msgstr "T_USHORT"
#: ../../c-api/structures.rst:433
msgid "unsigned short"
msgstr "unsigned short"
#: ../../c-api/structures.rst:434
msgid "T_ULONG"
msgstr "T_ULONG"
#: ../../c-api/structures.rst:434
msgid "unsigned long"
msgstr "unsigned long"
#: ../../c-api/structures.rst:435
msgid "T_BOOL"
msgstr "T_BOOL"
#: ../../c-api/structures.rst:436
msgid "T_LONGLONG"
msgstr "T_LONGLONG"
#: ../../c-api/structures.rst:436
msgid "long long"
msgstr "long long"
#: ../../c-api/structures.rst:437
msgid "T_ULONGLONG"
msgstr "T_ULONGLONG"
#: ../../c-api/structures.rst:437
msgid "unsigned long long"
msgstr "unsigned long long"
#: ../../c-api/structures.rst:438
msgid "T_PYSSIZET"
msgstr "T_PYSSIZET"
#: ../../c-api/structures.rst:441
msgid ""
":c:macro:`T_OBJECT` and :c:macro:`T_OBJECT_EX` differ in that :c:macro:"
"`T_OBJECT` returns ``None`` if the member is ``NULL`` and :c:macro:"
"`T_OBJECT_EX` raises an :exc:`AttributeError`. Try to use :c:macro:"
"`T_OBJECT_EX` over :c:macro:`T_OBJECT` because :c:macro:`T_OBJECT_EX` "
"handles use of the :keyword:`del` statement on that attribute more correctly "
"than :c:macro:`T_OBJECT`."
msgstr ""
#: ../../c-api/structures.rst:448
msgid ""
":attr:`flags` can be ``0`` for write and read access or :c:macro:`READONLY` "
"for read-only access. Using :c:macro:`T_STRING` for :attr:`type` implies :c:"
"macro:`READONLY`. :c:macro:`T_STRING` data is interpreted as UTF-8. Only :c:"
"macro:`T_OBJECT` and :c:macro:`T_OBJECT_EX` members can be deleted. (They "
"are set to ``NULL``)."
msgstr ""
#: ../../c-api/structures.rst:456
msgid ""
"Heap allocated types (created using :c:func:`PyType_FromSpec` or similar), "
"``PyMemberDef`` may contain definitions for the special members "
"``__dictoffset__``, ``__weaklistoffset__`` and ``__vectorcalloffset__``, "
"corresponding to :c:member:`~PyTypeObject.tp_dictoffset`, :c:member:"
"`~PyTypeObject.tp_weaklistoffset` and :c:member:`~PyTypeObject."
"tp_vectorcall_offset` in type objects. These must be defined with "
"``T_PYSSIZET`` and ``READONLY``, for example::"
msgstr ""
#: ../../c-api/structures.rst:473
msgid ""
"Get an attribute belonging to the object at address *obj_addr*. The "
"attribute is described by ``PyMemberDef`` *m*. Returns ``NULL`` on error."
msgstr ""
#: ../../c-api/structures.rst:480
msgid ""
"Set an attribute belonging to the object at address *obj_addr* to object "
"*o*. The attribute to set is described by ``PyMemberDef`` *m*. Returns "
"``0`` if successful and a negative value on failure."
msgstr ""
#: ../../c-api/structures.rst:487
msgid ""
"Structure to define property-like access for a type. See also description of "
"the :c:member:`PyTypeObject.tp_getset` slot."
msgstr ""
#: ../../c-api/structures.rst:493
msgid "name"
msgstr ""
#: ../../c-api/structures.rst:493
msgid "attribute name"
msgstr ""
#: ../../c-api/structures.rst:495
msgid "get"
msgstr ""
#: ../../c-api/structures.rst:495
msgid "getter"
msgstr ""
#: ../../c-api/structures.rst:495
msgid "C function to get the attribute"
msgstr ""
#: ../../c-api/structures.rst:497
msgid "set"
msgstr ""
#: ../../c-api/structures.rst:497
msgid "setter"
msgstr ""
#: ../../c-api/structures.rst:497
msgid ""
"optional C function to set or delete the attribute, if omitted the attribute "
"is readonly"
msgstr ""
#: ../../c-api/structures.rst:501
msgid "doc"
msgstr ""
#: ../../c-api/structures.rst:501
msgid "optional docstring"
msgstr ""
#: ../../c-api/structures.rst:503
msgid "closure"
msgstr ""
#: ../../c-api/structures.rst:503
msgid "void \\*"
msgstr "void \\*"
#: ../../c-api/structures.rst:503
msgid ""
"optional function pointer, providing additional data for getter and setter"
msgstr ""
#: ../../c-api/structures.rst:508
msgid ""
"The ``get`` function takes one :c:expr:`PyObject*` parameter (the instance) "
"and a function pointer (the associated ``closure``)::"
msgstr ""
#: ../../c-api/structures.rst:513
msgid ""
"It should return a new reference on success or ``NULL`` with a set exception "
"on failure."
msgstr ""
#: ../../c-api/structures.rst:516
msgid ""
"``set`` functions take two :c:expr:`PyObject*` parameters (the instance and "
"the value to be set) and a function pointer (the associated ``closure``)::"
msgstr ""
#: ../../c-api/structures.rst:521
msgid ""
"In case the attribute should be deleted the second parameter is ``NULL``. "
"Should return ``0`` on success or ``-1`` with a set exception on failure."
msgstr ""