docs: fix various typos (#3075)

Found via `codespell -q 3 -L nd,ot,thist`

.github/workflows/ci.yml

@@ -384,7 +384,7 @@ jobs:
       run:  yum -y install https://developer.download.nvidia.com/hpc-sdk/20.9/nvhpc-20-9-20.9-1.x86_64.rpm https://developer.download.nvidia.com/hpc-sdk/20.9/nvhpc-2020-20.9-1.x86_64.rpm
       run:  yum -y install https://developer.download.nvidia.com/hpc-sdk/20.9/nvhpc-20-9-20.9-1.x86_64.rpm https://developer.download.nvidia.com/hpc-sdk/20.9/nvhpc-2020-20.9-1.x86_64.rpm
 
 
     # On CentOS 7, we have to filter a few tests (compiler internal error)
     # On CentOS 7, we have to filter a few tests (compiler internal error)
-    # and allow deeper templete recursion (not needed on CentOS 8 with a newer
+    # and allow deeper template recursion (not needed on CentOS 8 with a newer
     # standard library). On some systems, you many need further workarounds:
     # standard library). On some systems, you many need further workarounds:
     # https://github.com/pybind/pybind11/pull/2475
     # https://github.com/pybind/pybind11/pull/2475
     - name: Configure
     - name: Configure

docs/changelog.rst

@@ -504,7 +504,7 @@ v2.4.0 (Sep 19, 2019)
   `#1888 <https://github.com/pybind/pybind11/pull/1888>`_.
   `#1888 <https://github.com/pybind/pybind11/pull/1888>`_.
 
 
 * ``py::details::overload_cast_impl`` is available in C++11 mode, can be used
 * ``py::details::overload_cast_impl`` is available in C++11 mode, can be used
-  like ``overload_cast`` with an additional set of parantheses.
+  like ``overload_cast`` with an additional set of parentheses.
   `#1581 <https://github.com/pybind/pybind11/pull/1581>`_.
   `#1581 <https://github.com/pybind/pybind11/pull/1581>`_.
 
 
 * Fixed ``get_include()`` on Conda.
 * Fixed ``get_include()`` on Conda.

docs/compiling.rst

@@ -93,7 +93,7 @@ to a memory dependent number.
 If you are developing rapidly and have a lot of C++ files, you may want to
 If you are developing rapidly and have a lot of C++ files, you may want to
 avoid rebuilding files that have not changed. For simple cases were you are
 avoid rebuilding files that have not changed. For simple cases were you are
 using ``pip install -e .`` and do not have local headers, you can skip the
 using ``pip install -e .`` and do not have local headers, you can skip the
-rebuild if a object file is newer than it's source (headers are not checked!)
+rebuild if an object file is newer than its source (headers are not checked!)
 with the following:
 with the following:
 
 
 .. code-block:: python
 .. code-block:: python

docs/faq.rst

@@ -180,7 +180,7 @@ How can I create smaller binaries?
 
 
 To do its job, pybind11 extensively relies on a programming technique known as
 To do its job, pybind11 extensively relies on a programming technique known as
 *template metaprogramming*, which is a way of performing computation at compile
 *template metaprogramming*, which is a way of performing computation at compile
-time using type information. Template metaprogamming usually instantiates code
+time using type information. Template metaprogramming usually instantiates code
 involving significant numbers of deeply nested types that are either completely
 involving significant numbers of deeply nested types that are either completely
 removed or reduced to just a few instructions during the compiler's optimization
 removed or reduced to just a few instructions during the compiler's optimization
 phase. However, due to the nested nature of these types, the resulting symbol
 phase. However, due to the nested nature of these types, the resulting symbol

docs/upgrade.rst

@@ -281,7 +281,7 @@ Within pybind11's CMake build system, ``pybind11_add_module`` has always been
 setting the ``-fvisibility=hidden`` flag in release mode. From now on, it's
 setting the ``-fvisibility=hidden`` flag in release mode. From now on, it's
 being applied unconditionally, even in debug mode and it can no longer be opted
 being applied unconditionally, even in debug mode and it can no longer be opted
 out of with the ``NO_EXTRAS`` option. The ``pybind11::module`` target now also
 out of with the ``NO_EXTRAS`` option. The ``pybind11::module`` target now also
-adds this flag to it's interface. The ``pybind11::embed`` target is unchanged.
+adds this flag to its interface. The ``pybind11::embed`` target is unchanged.
 
 
 The most significant change here is for the ``pybind11::module`` target. If you
 The most significant change here is for the ``pybind11::module`` target. If you
 were previously relying on default visibility, i.e. if your Python module was
 were previously relying on default visibility, i.e. if your Python module was

include/pybind11/detail/class.h

@@ -329,7 +329,7 @@ inline bool deregister_instance(instance *self, void *valptr, const type_info *t
 inline PyObject *make_new_instance(PyTypeObject *type) {
 inline PyObject *make_new_instance(PyTypeObject *type) {
 #if defined(PYPY_VERSION)
 #if defined(PYPY_VERSION)
     // PyPy gets tp_basicsize wrong (issue 2482) under multiple inheritance when the first inherited
     // PyPy gets tp_basicsize wrong (issue 2482) under multiple inheritance when the first inherited
-    // object is a a plain Python type (i.e. not derived from an extension type).  Fix it.
+    // object is a plain Python type (i.e. not derived from an extension type).  Fix it.
     ssize_t instance_size = static_cast<ssize_t>(sizeof(instance));
     ssize_t instance_size = static_cast<ssize_t>(sizeof(instance));
     if (type->tp_basicsize < instance_size) {
     if (type->tp_basicsize < instance_size) {
         type->tp_basicsize = instance_size;
         type->tp_basicsize = instance_size;

pybind11/setup_helpers.py

@@ -85,7 +85,7 @@ class Pybind11Extension(_Extension):
     * ``stdlib=libc++`` on macOS
     * ``stdlib=libc++`` on macOS
     * ``visibility=hidden`` and ``-g0`` on Unix
     * ``visibility=hidden`` and ``-g0`` on Unix
 
 
-    Finally, you can set ``cxx_std`` via constructor or afterwords to enable
+    Finally, you can set ``cxx_std`` via constructor or afterwards to enable
     flags for C++ std, and a few extra helper flags related to the C++ standard
     flags for C++ std, and a few extra helper flags related to the C++ standard
     level. It is _highly_ recommended you either set this, or use the provided
     level. It is _highly_ recommended you either set this, or use the provided
     ``build_ext``, which will search for the highest supported extension for
     ``build_ext``, which will search for the highest supported extension for

tests/test_builtin_casters.py

@@ -521,7 +521,7 @@ def test_void_caster_2():
 
 
 def test_const_ref_caster():
 def test_const_ref_caster():
     """Verifies that const-ref is propagated through type_caster cast_op.
     """Verifies that const-ref is propagated through type_caster cast_op.
-    The returned ConstRefCasted type is a mimimal type that is constructed to
+    The returned ConstRefCasted type is a minimal type that is constructed to
     reference the casting mode used.
     reference the casting mode used.
     """
     """
     x = False
     x = False

tests/test_kwargs_and_defaults.cpp

@@ -65,7 +65,7 @@ TEST_SUBMODULE(kwargs_and_defaults, m) {
     #endif
     #endif
     m.def("arg_refcount_h", [](py::handle h) { GC_IF_NEEDED; return h.ref_count(); });
     m.def("arg_refcount_h", [](py::handle h) { GC_IF_NEEDED; return h.ref_count(); });
     m.def("arg_refcount_h", [](py::handle h, py::handle, py::handle) { GC_IF_NEEDED; return h.ref_count(); });
     m.def("arg_refcount_h", [](py::handle h, py::handle, py::handle) { GC_IF_NEEDED; return h.ref_count(); });
-    // TODO replace the following nolints as appropiate
+    // TODO replace the following nolints as appropriate
     // NOLINTNEXTLINE(performance-unnecessary-value-param)
     // NOLINTNEXTLINE(performance-unnecessary-value-param)
     m.def("arg_refcount_o", [](py::object o) { GC_IF_NEEDED; return o.ref_count(); });
     m.def("arg_refcount_o", [](py::object o) { GC_IF_NEEDED; return o.ref_count(); });
     m.def("args_refcount", [](py::args a) {
     m.def("args_refcount", [](py::args a) {

tests/test_numpy_vectorize.cpp

@@ -39,7 +39,7 @@ TEST_SUBMODULE(numpy_vectorize, m) {
 
 
     // test_type_selection
     // test_type_selection
     // NumPy function which only accepts specific data types
     // NumPy function which only accepts specific data types
-    // Alot of these no lints could be replaced with const refs, and probably should at some point.
+    // A lot of these no lints could be replaced with const refs, and probably should at some point.
     // NOLINTNEXTLINE(performance-unnecessary-value-param)
     // NOLINTNEXTLINE(performance-unnecessary-value-param)
     m.def("selective_func", [](py::array_t<int, py::array::c_style>) { return "Int branch taken."; });
     m.def("selective_func", [](py::array_t<int, py::array::c_style>) { return "Int branch taken."; });
     // NOLINTNEXTLINE(performance-unnecessary-value-param)
     // NOLINTNEXTLINE(performance-unnecessary-value-param)

tests/valgrind-numpy-scipy.supp

@@ -2,7 +2,7 @@
 #
 #
 # On updating a dependency, to get a list of "default" leaks in e.g. NumPy, run
 # On updating a dependency, to get a list of "default" leaks in e.g. NumPy, run
 # `PYTHONMALLOC=malloc valgrind --leak-check=full --show-leak-kinds=definite,indirect python3.9-dbg -c "import numpy"`
 # `PYTHONMALLOC=malloc valgrind --leak-check=full --show-leak-kinds=definite,indirect python3.9-dbg -c "import numpy"`
-# To use theses suppression files, add e.g. `--suppressions=valgrind-numpy-scipy.supp`
+# To use these suppression files, add e.g. `--suppressions=valgrind-numpy-scipy.supp`
 
 
 {
 {
    Leaks when importing NumPy
    Leaks when importing NumPy