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@ -30,7 +30,7 @@ Argument Clinic's primary goal
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is to take over responsibility for all argument parsing code
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inside CPython. This means that, when you convert a function
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to work with Argument Clinic, that function should no longer
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do any of its own argument parsing--the code generated by
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do any of its own argument parsing—the code generated by
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Argument Clinic should be a "black box" to you, where CPython
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calls in at the top, and your code gets called at the bottom,
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with ``PyObject *args`` (and maybe ``PyObject *kwargs``)
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@ -43,12 +43,12 @@ redundant information in a surprising number of places.
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When you use Argument Clinic, you don't have to repeat yourself.
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Obviously, no one would want to use Argument Clinic unless
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it's solving their problem--and without creating new problems of
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it's solving their problem—and without creating new problems of
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its own.
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So it's paramount that Argument Clinic generate correct code.
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It'd be nice if the code was faster, too, but at the very least
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it should not introduce a major speed regression. (Eventually Argument
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Clinic *should* make a major speedup possible--we could
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Clinic *should* make a major speedup possible—we could
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rewrite its code generator to produce tailor-made argument
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parsing code, rather than calling the general-purpose CPython
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argument parsing library. That would make for the fastest
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@ -113,7 +113,7 @@ line. However, if the input hasn't changed, the output won't change either.
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You should never modify the output portion of an Argument Clinic block. Instead,
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change the input until it produces the output you want. (That's the purpose of the
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checksum--to detect if someone changed the output, as these edits would be lost
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checksum—to detect if someone changed the output, as these edits would be lost
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the next time Argument Clinic writes out fresh output.)
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For the sake of clarity, here's the terminology we'll use with Argument Clinic:
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@ -166,7 +166,7 @@ Let's dive in!
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or if it has multiple calls to :c:func:`PyArg_ParseTuple`,
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you should choose a different function. Argument Clinic *does*
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support all of these scenarios. But these are advanced
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topics--let's do something simpler for your first function.
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topics—let's do something simpler for your first function.
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Also, if the function has multiple calls to :c:func:`PyArg_ParseTuple`
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or :c:func:`PyArg_ParseTupleAndKeywords` where it supports different
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@ -188,7 +188,7 @@ Let's dive in!
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If the old docstring had a first line that looked like a function
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signature, throw that line away. (The docstring doesn't need it
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anymore--when you use ``help()`` on your builtin in the future,
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anymore—when you use ``help()`` on your builtin in the future,
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the first line will be built automatically based on the function's
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signature.)
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@ -209,7 +209,7 @@ Let's dive in!
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6. Above the docstring, enter the name of the function, followed
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by a blank line. This should be the Python name of the function,
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and should be the full dotted path
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to the function--it should start with the name of the module,
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to the function—it should start with the name of the module,
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include any sub-modules, and if the function is a method on
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a class it should include the class name too.
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@ -275,7 +275,7 @@ Let's dive in!
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What's a "converter"? It establishes both the type
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of the variable used in C, and the method to convert the Python
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value into a C value at runtime.
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For now you're going to use what's called a "legacy converter"--a
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For now you're going to use what's called a "legacy converter"—a
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convenience syntax intended to make porting old code into Argument
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Clinic easier.
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@ -424,7 +424,7 @@ Let's dive in!
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(Argument Clinic always generates its format strings
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with a ``:`` followed by the name of the function. If the
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existing code's format string ends with ``;``, to provide
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usage help, this change is harmless--don't worry about it.)
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usage help, this change is harmless—don't worry about it.)
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Third, for parameters whose format units require two arguments
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(like a length variable, or an encoding string, or a pointer
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@ -637,7 +637,7 @@ an optional argument on the *left* side of its required argument!
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Another example is ``curses.window.addch()``, which has a group of two
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arguments that must always be specified together. (The arguments are
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called ``x`` and ``y``; if you call the function passing in ``x``,
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you must also pass in ``y``--and if you don't pass in ``x`` you may not
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you must also pass in ``y``—and if you don't pass in ``x`` you may not
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pass in ``y`` either.)
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In any case, the goal of Argument Clinic is to support argument parsing
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@ -888,7 +888,7 @@ Advanced converters
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Remember those format units you skipped for your first
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time because they were advanced? Here's how to handle those too.
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The trick is, all those format units take arguments--either
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The trick is, all those format units take arguments—either
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conversion functions, or types, or strings specifying an encoding.
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(But "legacy converters" don't support arguments. That's why we
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skipped them for your first function.) The argument you specified
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@ -1002,7 +1002,7 @@ Using a return converter
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By default the impl function Argument Clinic generates for you returns ``PyObject *``.
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But your C function often computes some C type, then converts it into the ``PyObject *``
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at the last moment. Argument Clinic handles converting your inputs from Python types
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into native C types--why not have it convert your return value from a native C type
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into native C types—why not have it convert your return value from a native C type
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into a Python type too?
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That's what a "return converter" does. It changes your impl function to return
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@ -1184,7 +1184,7 @@ Writing a custom converter
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As we hinted at in the previous section... you can write your own converters!
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A converter is simply a Python class that inherits from ``CConverter``.
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The main purpose of a custom converter is if you have a parameter using
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the ``O&`` format unit--parsing this parameter means calling
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the ``O&`` format unit—parsing this parameter means calling
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a :c:func:`PyArg_ParseTuple` "converter function".
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Your converter class should be named ``*something*_converter``.
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@ -1226,7 +1226,7 @@ to specify in your subclass. Here's the current list:
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The default value used to initialize the C variable when
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there is no default, but not specifying a default may
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result in an "uninitialized variable" warning. This can
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easily happen when using option groups--although
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easily happen when using option groups—although
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properly-written code will never actually use this value,
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the variable does get passed in to the impl, and the
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C compiler will complain about the "use" of the
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@ -1402,7 +1402,7 @@ Let's start with defining some terminology:
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all of processing, even from Clinic blocks *after* the
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``suppress``
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The text is suppressed--thrown away.
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The text is suppressed—thrown away.
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Clinic defines five new directives that let you reconfigure its output.
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