python
diff --git a/‎library/functions.po‎
Lines changed: 39 additions & 25 deletions b/‎library/functions.po‎
Lines changed: 39 additions & 25 deletions
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Python 3.9\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-03-02 05:36+0000\n"
+"POT-Creation-Date: 2021-04-01 05:55+0000\n"
 "PO-Revision-Date: 2017-02-16 23:11+0000\n"
 "Last-Translator: Freesand Leo <[email protected]>, 2021\n"
 "Language-Team: Chinese (China) (https://www.transifex.com/python-doc/teams/5390/zh_CN/)\n"
@@ -2640,19 +2640,33 @@ msgstr "另请参阅 :ref:`bltin-type-objects`。"
 
 #: ../../library/functions.rst:1707
 msgid ""
+"Keyword arguments provided to the three argument form are passed to the "
+"appropriate metaclass machinery (usually :meth:`~object.__init_subclass__`) "
+"in the same way that keywords in a class definition (besides *metaclass*) "
+"would."
+msgstr ""
+"提供给三参数形式的关键字参数会被传递给适当的元类机制 (通常为 "
+":meth:`~object.__init_subclass__`)，相当于类定义中关键字 (除了 *metaclass*) 的行为方式。"
+
+#: ../../library/functions.rst:1712
+msgid "See also :ref:`class-customization`."
+msgstr "另请参阅 :ref:`class-customization`。"
+
+#: ../../library/functions.rst:1714
+msgid ""
 "Subclasses of :class:`type` which don't override ``type.__new__`` may no "
 "longer use the one-argument form to get the type of an object."
 msgstr ":class:`type` 的子类如果未重载 ``type.__new__``，将不再能使用一个参数的形式来获取对象的类型。"
 
-#: ../../library/functions.rst:1713
+#: ../../library/functions.rst:1720
 msgid ""
 "Return the :attr:`~object.__dict__` attribute for a module, class, instance,"
 " or any other object with a :attr:`~object.__dict__` attribute."
 msgstr ""
 "返回模块、类、实例或任何其它具有 :attr:`~object.__dict__` 属性的对象的 :attr:`~object.__dict__` "
 "属性。"
 
-#: ../../library/functions.rst:1716
+#: ../../library/functions.rst:1723
 msgid ""
 "Objects such as modules and instances have an updateable "
 ":attr:`~object.__dict__` attribute; however, other objects may have write "
@@ -2664,7 +2678,7 @@ msgstr ""
 ":attr:`~object.__dict__` 属性可能会设为限制写入（例如，类会使用 :class:`types.MappingProxyType`"
 " 来防止直接更新字典）。"
 
-#: ../../library/functions.rst:1721
+#: ../../library/functions.rst:1728
 msgid ""
 "Without an argument, :func:`vars` acts like :func:`locals`.  Note, the "
 "locals dictionary is only useful for reads since updates to the locals "
@@ -2673,7 +2687,7 @@ msgstr ""
 "不带参数时，:func:`vars` 的行为类似 :func:`locals`。 请注意，locals 字典仅对于读取起作用，因为对 locals "
 "字典的更新会被忽略。"
 
-#: ../../library/functions.rst:1725
+#: ../../library/functions.rst:1732
 msgid ""
 "A :exc:`TypeError` exception is raised if an object is specified but it "
 "doesn't have a :attr:`~object.__dict__` attribute (for example, if its class"
@@ -2682,11 +2696,11 @@ msgstr ""
 "如果指定了一个对象但它没有 :attr:`~object.__dict__` 属性（例如，当它所属的类定义了 "
 ":attr:`~object.__slots__` 属性时）则会引发 :exc:`TypeError` 异常。"
 
-#: ../../library/functions.rst:1731
+#: ../../library/functions.rst:1738
 msgid "Make an iterator that aggregates elements from each of the iterables."
 msgstr "创建一个聚合了来自每个可迭代对象中的元素的迭代器。"
 
-#: ../../library/functions.rst:1733
+#: ../../library/functions.rst:1740
 msgid ""
 "Returns an iterator of tuples, where the *i*-th tuple contains the *i*-th "
 "element from each of the argument sequences or iterables.  The iterator "
@@ -2698,7 +2712,7 @@ msgstr ""
 "当所输入可迭代对象中最短的一个被耗尽时，迭代器将停止迭代。 当只有一个可迭代对象参数时，它将返回一个单元组的迭代器。 不带参数时，它将返回一个空迭代器。"
 " 相当于::"
 
-#: ../../library/functions.rst:1752
+#: ../../library/functions.rst:1759
 msgid ""
 "The left-to-right evaluation order of the iterables is guaranteed. This "
 "makes possible an idiom for clustering a data series into n-length groups "
@@ -2710,7 +2724,7 @@ msgstr ""
 "的分组。 这将重复 *同样的* 迭代器 ``n`` 次，以便每个输出的元组具有第 ``n`` 次调用该迭代器的结果。 它的作用效果就是将输入拆分为长度为"
 " n 的数据块。"
 
-#: ../../library/functions.rst:1758
+#: ../../library/functions.rst:1765
 msgid ""
 ":func:`zip` should only be used with unequal length inputs when you don't "
 "care about trailing, unmatched values from the longer iterables.  If those "
@@ -2719,19 +2733,19 @@ msgstr ""
 "当你不用关心较长可迭代对象末尾不匹配的值时，则 :func:`zip` 只须使用长度不相等的输入即可。 如果那些值很重要，则应改用 "
 ":func:`itertools.zip_longest`。"
 
-#: ../../library/functions.rst:1762
+#: ../../library/functions.rst:1769
 msgid ""
 ":func:`zip` in conjunction with the ``*`` operator can be used to unzip a "
 "list::"
 msgstr ":func:`zip` 与 ``*`` 运算符相结合可以用来拆解一个列表::"
 
-#: ../../library/functions.rst:1783
+#: ../../library/functions.rst:1790
 msgid ""
 "This is an advanced function that is not needed in everyday Python "
 "programming, unlike :func:`importlib.import_module`."
 msgstr "与 :func:`importlib.import_module` 不同，这是一个日常 Python 编程中不需要用到的高级函数。"
 
-#: ../../library/functions.rst:1786
+#: ../../library/functions.rst:1793
 msgid ""
 "This function is invoked by the :keyword:`import` statement.  It can be "
 "replaced (by importing the :mod:`builtins` module and assigning to "
@@ -2747,7 +2761,7 @@ msgstr ""
 "不建议这样做，因为使用导入钩子 (参见 :pep:`302`) 通常更容易实现同样的目标，并且不会导致代码问题，因为许多代码都会假定所用的是默认实现。 "
 "同样也不建议直接使用 :func:`__import__` 而应该用 :func:`importlib.import_module`。"
 
-#: ../../library/functions.rst:1795
+#: ../../library/functions.rst:1802
 msgid ""
 "The function imports the module *name*, potentially using the given "
 "*globals* and *locals* to determine how to interpret the name in a package "
@@ -2760,7 +2774,7 @@ msgstr ""
 "给出了应该从由 *name* 指定的模块导入对象或子模块的名称。 标准实现完全不使用其 *locals* 参数，而仅使用 *globals* 参数来确定"
 " :keyword:`import` 语句的包上下文。"
 
-#: ../../library/functions.rst:1802
+#: ../../library/functions.rst:1809
 msgid ""
 "*level* specifies whether to use absolute or relative imports. ``0`` (the "
 "default) means only perform absolute imports.  Positive values for *level* "
@@ -2771,7 +2785,7 @@ msgstr ""
 "*level* 指定是使用绝对还是相对导入。 ``0`` (默认值) 意味着仅执行绝对导入。 *level* 为正数值表示相对于模块调用 "
 ":func:`__import__` 的目录，将要搜索的父目录层数 (详情参见 :pep:`328`)。"
 
-#: ../../library/functions.rst:1808
+#: ../../library/functions.rst:1815
 msgid ""
 "When the *name* variable is of the form ``package.module``, normally, the "
 "top-level package (the name up till the first dot) is returned, *not* the "
@@ -2781,61 +2795,61 @@ msgstr ""
 "当 *name* 变量的形式为 ``package.module`` 时，通常将会返回最高层级的包（第一个点号之前的名称），而 *不是* 以 "
 "*name* 命名的模块。 但是，当给出了非空的 *fromlist* 参数时，则将返回以 *name* 命名的模块。"
 
-#: ../../library/functions.rst:1813
+#: ../../library/functions.rst:1820
 msgid ""
 "For example, the statement ``import spam`` results in bytecode resembling "
 "the following code::"
 msgstr "例如，语句 ``import spam`` 的结果将为与以下代码作用相同的字节码::"
 
-#: ../../library/functions.rst:1818
+#: ../../library/functions.rst:1825
 msgid "The statement ``import spam.ham`` results in this call::"
 msgstr "语句 ``import spam.ham`` 的结果将为以下调用::"
 
-#: ../../library/functions.rst:1822
+#: ../../library/functions.rst:1829
 msgid ""
 "Note how :func:`__import__` returns the toplevel module here because this is"
 " the object that is bound to a name by the :keyword:`import` statement."
 msgstr ""
 "请注意在这里 :func:`__import__` 是如何返回顶层模块的，因为这是通过 :keyword:`import` 语句被绑定到特定名称的对象。"
 
-#: ../../library/functions.rst:1825
+#: ../../library/functions.rst:1832
 msgid ""
 "On the other hand, the statement ``from spam.ham import eggs, sausage as "
 "saus`` results in ::"
 msgstr "另一方面，语句 ``from spam.ham import eggs, sausage as saus`` 的结果将为 ::"
 
-#: ../../library/functions.rst:1832
+#: ../../library/functions.rst:1839
 msgid ""
 "Here, the ``spam.ham`` module is returned from :func:`__import__`.  From "
 "this object, the names to import are retrieved and assigned to their "
 "respective names."
 msgstr ""
 "在这里， ``spam.ham`` 模块会由 :func:`__import__` 返回。 要导入的对象将从此对象中提取并赋值给它们对应的名称。"
 
-#: ../../library/functions.rst:1836
+#: ../../library/functions.rst:1843
 msgid ""
 "If you simply want to import a module (potentially within a package) by "
 "name, use :func:`importlib.import_module`."
 msgstr "如果您只想按名称导入模块（可能在包中），请使用 :func:`importlib.import_module`"
 
-#: ../../library/functions.rst:1839
+#: ../../library/functions.rst:1846
 msgid ""
 "Negative values for *level* are no longer supported (which also changes the "
 "default value to 0)."
 msgstr "*level* 的值不再支持负数（默认值也修改为0）。"
 
-#: ../../library/functions.rst:1843
+#: ../../library/functions.rst:1850
 msgid ""
 "When the command line options :option:`-E` or :option:`-I` are being used, "
 "the environment variable :envvar:`PYTHONCASEOK` is now ignored."
 msgstr ""
 "当使用了命令行参数 :option:`-E` 或 :option:`-I` 时，环境变量 :envvar:`PYTHONCASEOK` 现在将被忽略。"
 
-#: ../../library/functions.rst:1848
+#: ../../library/functions.rst:1855
 msgid "Footnotes"
 msgstr "脚注"
 
-#: ../../library/functions.rst:1849
+#: ../../library/functions.rst:1856
 msgid ""
 "Note that the parser only accepts the Unix-style end of line convention. If "
 "you are reading the code from a file, make sure to use newline conversion "