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				| .. _changelog: | |
|  | |
| Changelog | |
| ######### | |
|  | |
| Starting with version 1.8.0, pybind11 releases use a `semantic versioning | |
| <http://semver.org>`_ policy. | |
|  | |
| v2.2.0 (Not yet released) | |
| ----------------------------------------------------- | |
| 
 | |
| * TBD | |
|  | |
| v2.1.1 (April 7, 2017) | |
| ----------------------------------------------------- | |
| 
 | |
| * Fixed minimum version requirement for MSVC 2015u3 | |
|   `#773 <https://github.com/pybind/pybind11/pull/773>`_. | |
|  | |
| v2.1.0 (March 22, 2017) | |
| ----------------------------------------------------- | |
| 
 | |
| * pybind11 now performs function overload resolution in two phases. The first | |
|   phase only considers exact type matches, while the second allows for implicit | |
|   conversions to take place. A special ``noconvert()`` syntax can be used to | |
|   completely disable implicit conversions for specific arguments. | |
|   `#643 <https://github.com/pybind/pybind11/pull/643>`_, | |
|   `#634 <https://github.com/pybind/pybind11/pull/634>`_, | |
|   `#650 <https://github.com/pybind/pybind11/pull/650>`_. | |
|  | |
| * Fixed a regression where static properties no longer worked with classes | |
|   using multiple inheritance. The ``py::metaclass`` attribute is no longer | |
|   necessary (and deprecated as of this release) when binding classes with | |
|   static properties. | |
|   `#679 <https://github.com/pybind/pybind11/pull/679>`_, | |
|  | |
| * Classes bound using ``pybind11`` can now use custom metaclasses. | |
|   `#679 <https://github.com/pybind/pybind11/pull/679>`_, | |
|  | |
| * ``py::args`` and ``py::kwargs`` can now be mixed with other positional | |
|   arguments when binding functions using pybind11. | |
|   `#611 <https://github.com/pybind/pybind11/pull/611>`_. | |
|  | |
| * Improved support for C++11 unicode string and character types; added | |
|   extensive documentation regarding pybind11's string conversion behavior. | |
|   `#624 <https://github.com/pybind/pybind11/pull/624>`_, | |
|   `#636 <https://github.com/pybind/pybind11/pull/636>`_, | |
|   `#715 <https://github.com/pybind/pybind11/pull/715>`_. | |
|  | |
| * pybind11 can now avoid expensive copies when converting Eigen arrays to NumPy | |
|   arrays (and vice versa). `#610 <https://github.com/pybind/pybind11/pull/610>`_. | |
|  | |
| * The "fast path" in ``py::vectorize`` now works for any full-size group of C or | |
|   F-contiguous arrays. The non-fast path is also faster since it no longer performs | |
|   copies of the input arguments (except when type conversions are necessary). | |
|   `#610 <https://github.com/pybind/pybind11/pull/610>`_. | |
|  | |
| * Added fast, unchecked access to NumPy arrays via a proxy object. | |
|   `#746 <https://github.com/pybind/pybind11/pull/746>`_. | |
|  | |
| * Transparent support for class-specific ``operator new`` and | |
|   ``operator delete`` implementations. | |
|   `#755 <https://github.com/pybind/pybind11/pull/755>`_. | |
|  | |
| * Slimmer and more efficient STL-compatible iterator interface for sequence types. | |
|   `#662 <https://github.com/pybind/pybind11/pull/662>`_. | |
|  | |
| * Improved custom holder type support. | |
|   `#607 <https://github.com/pybind/pybind11/pull/607>`_. | |
|  | |
| * ``nullptr`` to ``None`` conversion fixed in various builtin type casters. | |
|   `#732 <https://github.com/pybind/pybind11/pull/732>`_. | |
|  | |
| * ``enum_`` now exposes its members via a special ``__members__`` attribute. | |
|   `#666 <https://github.com/pybind/pybind11/pull/666>`_. | |
|  | |
| * ``std::vector`` bindings created using ``stl_bind.h`` can now optionally | |
|   implement the buffer protocol. `#488 <https://github.com/pybind/pybind11/pull/488>`_. | |
|  | |
| * Automated C++ reference documentation using doxygen and breathe. | |
|   `#598 <https://github.com/pybind/pybind11/pull/598>`_. | |
|  | |
| * Added minimum compiler version assertions. | |
|   `#727 <https://github.com/pybind/pybind11/pull/727>`_. | |
|  | |
| * Improved compatibility with C++1z. | |
|   `#677 <https://github.com/pybind/pybind11/pull/677>`_. | |
|  | |
| * Improved ``py::capsule`` API. Can be used to implement cleanup | |
|   callbacks that are involved at module destruction time. | |
|   `#752 <https://github.com/pybind/pybind11/pull/752>`_. | |
|  | |
| * Various minor improvements and fixes. | |
|   `#595 <https://github.com/pybind/pybind11/pull/595>`_, | |
|   `#588 <https://github.com/pybind/pybind11/pull/588>`_, | |
|   `#589 <https://github.com/pybind/pybind11/pull/589>`_, | |
|   `#603 <https://github.com/pybind/pybind11/pull/603>`_, | |
|   `#619 <https://github.com/pybind/pybind11/pull/619>`_, | |
|   `#648 <https://github.com/pybind/pybind11/pull/648>`_, | |
|   `#695 <https://github.com/pybind/pybind11/pull/695>`_, | |
|   `#720 <https://github.com/pybind/pybind11/pull/720>`_, | |
|   `#723 <https://github.com/pybind/pybind11/pull/723>`_, | |
|   `#729 <https://github.com/pybind/pybind11/pull/729>`_, | |
|   `#724 <https://github.com/pybind/pybind11/pull/724>`_, | |
|   `#742 <https://github.com/pybind/pybind11/pull/742>`_, | |
|   `#753 <https://github.com/pybind/pybind11/pull/753>`_. | |
|  | |
| v2.0.1 (Jan 4, 2017) | |
| ----------------------------------------------------- | |
| 
 | |
| * Fix pointer to reference error in type_caster on MSVC | |
|   `#583 <https://github.com/pybind/pybind11/pull/583>`_. | |
|  | |
| * Fixed a segmentation in the test suite due to a typo | |
|   `cd7eac <https://github.com/pybind/pybind11/commit/cd7eac>`_. | |
|  | |
| v2.0.0 (Jan 1, 2017) | |
| ----------------------------------------------------- | |
| 
 | |
| * Fixed a reference counting regression affecting types with custom metaclasses | |
|   (introduced in v2.0.0-rc1). | |
|   `#571 <https://github.com/pybind/pybind11/pull/571>`_. | |
|  | |
| * Quenched a CMake policy warning. | |
|   `#570 <https://github.com/pybind/pybind11/pull/570>`_. | |
|  | |
| v2.0.0-rc1 (Dec 23, 2016) | |
| ----------------------------------------------------- | |
|  | |
| The pybind11 developers are excited to issue a release candidate of pybind11 | |
| with a subsequent v2.0.0 release planned in early January next year. | |
|  | |
| An incredible amount of effort by went into pybind11 over the last ~5 months, | |
| leading to a release that is jam-packed with exciting new features and numerous | |
| usability improvements. The following list links PRs or individual commits | |
| whenever applicable. | |
|  | |
| Happy Christmas! | |
|  | |
| * Support for binding C++ class hierarchies that make use of multiple | |
|   inheritance. `#410 <https://github.com/pybind/pybind11/pull/410>`_. | |
|  | |
| * PyPy support: pybind11 now supports nightly builds of PyPy and will | |
|   interoperate with the future 5.7 release. No code changes are necessary, | |
|   everything "just" works as usual. Note that we only target the Python 2.7 | |
|   branch for now; support for 3.x will be added once its ``cpyext`` extension | |
|   support catches up. A few minor features remain unsupported for the time | |
|   being (notably dynamic attributes in custom types). | |
|   `#527 <https://github.com/pybind/pybind11/pull/527>`_. | |
|  | |
| * Significant work on the documentation -- in particular, the monolitic | |
|   ``advanced.rst`` file was restructured into a easier to read hierarchical | |
|   organization. `#448 <https://github.com/pybind/pybind11/pull/448>`_. | |
|  | |
| * Many NumPy-related improvements: | |
|  | |
|   1. Object-oriented API to access and modify NumPy ``ndarray`` instances, | |
|      replicating much of the corresponding NumPy C API functionality. | |
|      `#402 <https://github.com/pybind/pybind11/pull/402>`_. | |
|  | |
|   2. NumPy array ``dtype`` array descriptors are now first-class citizens and | |
|      are exposed via a new class ``py::dtype``. | |
|  | |
|   3. Structured dtypes can be registered using the ``PYBIND11_NUMPY_DTYPE()`` | |
|      macro. Special ``array`` constructors accepting dtype objects were also | |
|      added. | |
|  | |
|      One potential caveat involving this change: format descriptor strings | |
|      should now be accessed via ``format_descriptor::format()`` (however, for | |
|      compatibility purposes, the old syntax ``format_descriptor::value`` will | |
|      still work for non-structured data types). `#308 | |
|      <https://github.com/pybind/pybind11/pull/308>`_. | |
|  | |
|   4. Further improvements to support structured dtypes throughout the system. | |
|      `#472 <https://github.com/pybind/pybind11/pull/472>`_, | |
|      `#474 <https://github.com/pybind/pybind11/pull/474>`_, | |
|      `#459 <https://github.com/pybind/pybind11/pull/459>`_, | |
|      `#453 <https://github.com/pybind/pybind11/pull/453>`_, | |
|      `#452 <https://github.com/pybind/pybind11/pull/452>`_, and | |
|      `#505 <https://github.com/pybind/pybind11/pull/505>`_. | |
|  | |
|   5. Fast access operators. `#497 <https://github.com/pybind/pybind11/pull/497>`_. | |
|  | |
|   6. Constructors for arrays whose storage is owned by another object. | |
|      `#440 <https://github.com/pybind/pybind11/pull/440>`_. | |
|  | |
|   7. Added constructors for ``array`` and ``array_t`` explicitly accepting shape | |
|      and strides; if strides are not provided, they are deduced assuming | |
|      C-contiguity. Also added simplified constructors for 1-dimensional case. | |
|  | |
|   8. Added buffer/NumPy support for ``char[N]`` and ``std::array<char, N>`` types. | |
|  | |
|   9. Added ``memoryview`` wrapper type which is constructible from ``buffer_info``. | |
|  | |
| * Eigen: many additional conversions and support for non-contiguous | |
|   arrays/slices. | |
|   `#427 <https://github.com/pybind/pybind11/pull/427>`_, | |
|   `#315 <https://github.com/pybind/pybind11/pull/315>`_, | |
|   `#316 <https://github.com/pybind/pybind11/pull/316>`_, | |
|   `#312 <https://github.com/pybind/pybind11/pull/312>`_, and | |
|   `#267 <https://github.com/pybind/pybind11/pull/267>`_ | |
|  | |
| * Incompatible changes in ``class_<...>::class_()``: | |
|  | |
|     1. Declarations of types that provide access via the buffer protocol must | |
|        now include the ``py::buffer_protocol()`` annotation as an argument to | |
|        the ``class_`` constructor. | |
|  | |
|     2. Declarations of types that require a custom metaclass (i.e. all classes | |
|        which include static properties via commands such as | |
|        ``def_readwrite_static()``) must now include the ``py::metaclass()`` | |
|        annotation as an argument to the ``class_`` constructor. | |
|  | |
|        These two changes were necessary to make type definitions in pybind11 | |
|        future-proof, and to support PyPy via its cpyext mechanism. `#527 | |
|        <https://github.com/pybind/pybind11/pull/527>`_. | |
|  | |
| 
 | |
|     3. This version of pybind11 uses a redesigned mechnism for instantiating | |
|        trempoline classes that are used to override virtual methods from within | |
|        Python. This led to the following user-visible syntax change: instead of | |
|  | |
|        .. code-block:: cpp | |
| 
 | |
|            py::class_<TrampolineClass>("MyClass") | |
|              .alias<MyClass>() | |
|              .... | |
| 
 | |
|        write | |
|  | |
|        .. code-block:: cpp | |
| 
 | |
|            py::class_<MyClass, TrampolineClass>("MyClass") | |
|              .... | |
| 
 | |
|        Importantly, both the original and the trampoline class are now | |
|        specified as an arguments (in arbitrary order) to the ``py::class_`` | |
|        template, and the ``alias<..>()`` call is gone. The new scheme has zero | |
|        overhead in cases when Python doesn't override any functions of the | |
|        underlying C++ class. `rev. 86d825 | |
|        <https://github.com/pybind/pybind11/commit/86d825>`_. | |
|  | |
| * Added ``eval`` and ``eval_file`` functions for evaluating expressions and | |
|   statements from a string or file. `rev. 0d3fc3 | |
|   <https://github.com/pybind/pybind11/commit/0d3fc3>`_. | |
|  | |
| * pybind11 can now create types with a modifiable dictionary. | |
|   `#437 <https://github.com/pybind/pybind11/pull/437>`_ and | |
|   `#444 <https://github.com/pybind/pybind11/pull/444>`_. | |
|  | |
| * Support for translation of arbitrary C++ exceptions to Python counterparts. | |
|   `#296 <https://github.com/pybind/pybind11/pull/296>`_ and | |
|   `#273 <https://github.com/pybind/pybind11/pull/273>`_. | |
|  | |
| * Report full backtraces through mixed C++/Python code, better reporting for | |
|   import errors, fixed GIL management in exception processing. | |
|   `#537 <https://github.com/pybind/pybind11/pull/537>`_, | |
|   `#494 <https://github.com/pybind/pybind11/pull/494>`_, | |
|   `rev. e72d95 <https://github.com/pybind/pybind11/commit/e72d95>`_, and | |
|   `rev. 099d6e <https://github.com/pybind/pybind11/commit/099d6e>`_. | |
|  | |
| * Support for bit-level operations, comparisons, and serialization of C++ | |
|   enumerations. `#503 <https://github.com/pybind/pybind11/pull/503>`_, | |
|   `#508 <https://github.com/pybind/pybind11/pull/508>`_, | |
|   `#380 <https://github.com/pybind/pybind11/pull/380>`_, | |
|   `#309 <https://github.com/pybind/pybind11/pull/309>`_. | |
|   `#311 <https://github.com/pybind/pybind11/pull/311>`_. | |
|  | |
| * The ``class_`` constructor now accepts its template arguments in any order. | |
|   `#385 <https://github.com/pybind/pybind11/pull/385>`_. | |
|  | |
| * Attribute and item accessors now have a more complete interface which makes | |
|   it possible to chain attributes as in | |
|   ``obj.attr("a")[key].attr("b").attr("method")(1, 2, 3)``. `#425 | |
|   <https://github.com/pybind/pybind11/pull/425>`_. | |
|  | |
| * Major redesign of the default and conversion constructors in ``pytypes.h``. | |
|   `#464 <https://github.com/pybind/pybind11/pull/464>`_. | |
|  | |
| * Added built-in support for ``std::shared_ptr`` holder type. It is no longer | |
|   necessary to to include a declaration of the form | |
|   ``PYBIND11_DECLARE_HOLDER_TYPE(T, std::shared_ptr<T>)`` (though continuing to | |
|   do so won't cause an error). | |
|   `#454 <https://github.com/pybind/pybind11/pull/454>`_. | |
|  | |
| * New ``py::overload_cast`` casting operator to select among multiple possible | |
|   overloads of a function. An example: | |
|  | |
|     .. code-block:: cpp | |
| 
 | |
|         py::class_<Pet>(m, "Pet") | |
|             .def("set", py::overload_cast<int>(&Pet::set), "Set the pet's age") | |
|             .def("set", py::overload_cast<const std::string &>(&Pet::set), "Set the pet's name"); | |
| 
 | |
|   This feature only works on C++14-capable compilers. | |
|   `#541 <https://github.com/pybind/pybind11/pull/541>`_. | |
|  | |
| * C++ types are automatically cast to Python types, e.g. when assigning | |
|   them as an attribute. For instance, the following is now legal: | |
|  | |
|     .. code-block:: cpp | |
| 
 | |
|         py::module m = /* ... */ | |
|         m.attr("constant") = 123; | |
| 
 | |
|   (Previously, a ``py::cast`` call was necessary to avoid a compilation error.) | |
|   `#551 <https://github.com/pybind/pybind11/pull/551>`_. | |
|  | |
| * Redesigned ``pytest``-based test suite. `#321 <https://github.com/pybind/pybind11/pull/321>`_. | |
|  | |
| * Instance tracking to detect reference leaks in test suite. `#324 <https://github.com/pybind/pybind11/pull/324>`_ | |
|  | |
| * pybind11 can now distinguish between multiple different instances that are | |
|   located at the same memory address, but which have different types. | |
|   `#329 <https://github.com/pybind/pybind11/pull/329>`_. | |
|  | |
| * Improved logic in ``move`` return value policy. | |
|   `#510 <https://github.com/pybind/pybind11/pull/510>`_, | |
|   `#297 <https://github.com/pybind/pybind11/pull/297>`_. | |
|  | |
| * Generalized unpacking API to permit calling Python functions from C++ using | |
|   notation such as ``foo(a1, a2, *args, "ka"_a=1, "kb"_a=2, **kwargs)``. `#372 <https://github.com/pybind/pybind11/pull/372>`_. | |
|  | |
| * ``py::print()`` function whose behavior matches that of the native Python | |
|   ``print()`` function. `#372 <https://github.com/pybind/pybind11/pull/372>`_. | |
|  | |
| * Added ``py::dict`` keyword constructor:``auto d = dict("number"_a=42, | |
|   "name"_a="World");``. `#372 <https://github.com/pybind/pybind11/pull/372>`_. | |
|  | |
| * Added ``py::str::format()`` method and ``_s`` literal: ``py::str s = "1 + 2 | |
|   = {}"_s.format(3);``. `#372 <https://github.com/pybind/pybind11/pull/372>`_. | |
|  | |
| * Added ``py::repr()`` function which is equivalent to Python's builtin | |
|   ``repr()``. `#333 <https://github.com/pybind/pybind11/pull/333>`_. | |
|  | |
| * Improved construction and destruction logic for holder types. It is now | |
|   possible to reference instances with smart pointer holder types without | |
|   constructing the holder if desired. The ``PYBIND11_DECLARE_HOLDER_TYPE`` | |
|   macro now accepts an optional second parameter to indicate whether the holder | |
|   type uses intrusive reference counting. | |
|   `#533 <https://github.com/pybind/pybind11/pull/533>`_ and | |
|   `#561 <https://github.com/pybind/pybind11/pull/561>`_. | |
|  | |
| * Mapping a stateless C++ function to Python and back is now "for free" (i.e. | |
|   no extra indirections or argument conversion overheads). `rev. 954b79 | |
|   <https://github.com/pybind/pybind11/commit/954b79>`_. | |
|  | |
| * Bindings for ``std::valarray<T>``. | |
|   `#545 <https://github.com/pybind/pybind11/pull/545>`_. | |
|  | |
| * Improved support for C++17 capable compilers. | |
|   `#562 <https://github.com/pybind/pybind11/pull/562>`_. | |
|  | |
| * Bindings for ``std::optional<t>``. | |
|   `#475 <https://github.com/pybind/pybind11/pull/475>`_, | |
|   `#476 <https://github.com/pybind/pybind11/pull/476>`_, | |
|   `#479 <https://github.com/pybind/pybind11/pull/479>`_, | |
|   `#499 <https://github.com/pybind/pybind11/pull/499>`_, and | |
|   `#501 <https://github.com/pybind/pybind11/pull/501>`_. | |
|  | |
| * ``stl_bind.h``: general improvements and support for ``std::map`` and | |
|   ``std::unordered_map``. | |
|   `#490 <https://github.com/pybind/pybind11/pull/490>`_, | |
|   `#282 <https://github.com/pybind/pybind11/pull/282>`_, | |
|   `#235 <https://github.com/pybind/pybind11/pull/235>`_. | |
|  | |
| * The ``std::tuple``, ``std::pair``, ``std::list``, and ``std::vector`` type | |
|   casters now accept any Python sequence type as input. `rev. 107285 | |
|   <https://github.com/pybind/pybind11/commit/107285>`_. | |
|  | |
| * Improved CMake Python detection on multi-architecture Linux. | |
|   `#532 <https://github.com/pybind/pybind11/pull/532>`_. | |
|  | |
| * Infrastructure to selectively disable or enable parts of the automatically | |
|   generated docstrings. `#486 <https://github.com/pybind/pybind11/pull/486>`_. | |
|  | |
| * ``reference`` and ``reference_internal`` are now the default return value | |
|   properties for static and non-static properties, respectively. `#473 | |
|   <https://github.com/pybind/pybind11/pull/473>`_. (the previous defaults | |
|   were ``automatic``). `#473 <https://github.com/pybind/pybind11/pull/473>`_. | |
|  | |
| * Support for ``std::unique_ptr`` with non-default deleters or no deleter at | |
|   all (``py::nodelete``). `#384 <https://github.com/pybind/pybind11/pull/384>`_. | |
|  | |
| * Deprecated ``handle::call()`` method. The new syntax to call Python | |
|   functions is simply ``handle()``. It can also be invoked explicitly via | |
|   ``handle::operator<X>()``, where ``X`` is an optional return value policy. | |
|  | |
| * Print more informative error messages when ``make_tuple()`` or ``cast()`` | |
|   fail. `#262 <https://github.com/pybind/pybind11/pull/262>`_. | |
|  | |
| * Creation of holder types for classes deriving from | |
|   ``std::enable_shared_from_this<>`` now also works for ``const`` values. | |
|   `#260 <https://github.com/pybind/pybind11/pull/260>`_. | |
|  | |
| * ``make_iterator()`` improvements for better compatibility with various | |
|   types (now uses prefix increment operator); it now also accepts iterators | |
|   with different begin/end types as long as they are equality comparable. | |
|   `#247 <https://github.com/pybind/pybind11/pull/247>`_. | |
|  | |
| * ``arg()`` now accepts a wider range of argument types for default values. | |
|   `#244 <https://github.com/pybind/pybind11/pull/244>`_. | |
|  | |
| * Support ``keep_alive`` where the nurse object may be ``None``. `#341 | |
|   <https://github.com/pybind/pybind11/pull/341>`_. | |
|  | |
| * Added constructors for ``str`` and ``bytes`` from zero-terminated char | |
|   pointers, and from char pointers and length. Added constructors for ``str`` | |
|   from ``bytes`` and for ``bytes`` from ``str``, which will perform UTF-8 | |
|   decoding/encoding as required. | |
|  | |
| * Many other improvements of library internals without user-visible changes | |
|  | |
|  | |
| 1.8.1 (July 12, 2016) | |
| ---------------------- | |
| * Fixed a rare but potentially very severe issue when the garbage collector ran | |
|   during pybind11 type creation. | |
|  | |
| 1.8.0 (June 14, 2016) | |
| ---------------------- | |
| * Redesigned CMake build system which exports a convenient | |
|   ``pybind11_add_module`` function to parent projects. | |
| * ``std::vector<>`` type bindings analogous to Boost.Python's ``indexing_suite`` | |
| * Transparent conversion of sparse and dense Eigen matrices and vectors (``eigen.h``) | |
| * Added an ``ExtraFlags`` template argument to the NumPy ``array_t<>`` wrapper | |
|   to disable an enforced cast that may lose precision, e.g. to create overloads | |
|   for different precisions and complex vs real-valued matrices. | |
| * Prevent implicit conversion of floating point values to integral types in | |
|   function arguments | |
| * Fixed incorrect default return value policy for functions returning a shared | |
|   pointer | |
| * Don't allow registering a type via ``class_`` twice | |
| * Don't allow casting a ``None`` value into a C++ lvalue reference | |
| * Fixed a crash in ``enum_::operator==`` that was triggered by the ``help()`` command | |
| * Improved detection of whether or not custom C++ types can be copy/move-constructed | |
| * Extended ``str`` type to also work with ``bytes`` instances | |
| * Added a ``"name"_a`` user defined string literal that is equivalent to ``py::arg("name")``. | |
| * When specifying function arguments via ``py::arg``, the test that verifies | |
|   the number of arguments now runs at compile time. | |
| * Added ``[[noreturn]]`` attribute to ``pybind11_fail()`` to quench some | |
|   compiler warnings | |
| * List function arguments in exception text when the dispatch code cannot find | |
|   a matching overload | |
| * Added ``PYBIND11_OVERLOAD_NAME`` and ``PYBIND11_OVERLOAD_PURE_NAME`` macros which | |
|   can be used to override virtual methods whose name differs in C++ and Python | |
|   (e.g. ``__call__`` and ``operator()``) | |
| * Various minor ``iterator`` and ``make_iterator()`` improvements | |
| * Transparently support ``__bool__`` on Python 2.x and Python 3.x | |
| * Fixed issue with destructor of unpickled object not being called | |
| * Minor CMake build system improvements on Windows | |
| * New ``pybind11::args`` and ``pybind11::kwargs`` types to create functions which | |
|   take an arbitrary number of arguments and keyword arguments | |
| * New syntax to call a Python function from C++ using ``*args`` and ``*kwargs`` | |
| * The functions ``def_property_*`` now correctly process docstring arguments (these | |
|   formerly caused a segmentation fault) | |
| * Many ``mkdoc.py`` improvements (enumerations, template arguments, ``DOC()`` | |
|   macro accepts more arguments) | |
| * Cygwin support | |
| * Documentation improvements (pickling support, ``keep_alive``, macro usage) | |
|  | |
| 1.7 (April 30, 2016) | |
| ---------------------- | |
| * Added a new ``move`` return value policy that triggers C++11 move semantics. | |
|   The automatic return value policy falls back to this case whenever a rvalue | |
|   reference is encountered | |
| * Significantly more general GIL state routines that are used instead of | |
|   Python's troublesome ``PyGILState_Ensure`` and ``PyGILState_Release`` API | |
| * Redesign of opaque types that drastically simplifies their usage | |
| * Extended ability to pass values of type ``[const] void *`` | |
| * ``keep_alive`` fix: don't fail when there is no patient | |
| * ``functional.h``: acquire the GIL before calling a Python function | |
| * Added Python RAII type wrappers ``none`` and ``iterable`` | |
| * Added ``*args`` and ``*kwargs`` pass-through parameters to | |
|   ``pybind11.get_include()`` function | |
| * Iterator improvements and fixes | |
| * Documentation on return value policies and opaque types improved | |
|  | |
| 1.6 (April 30, 2016) | |
| ---------------------- | |
| * Skipped due to upload to PyPI gone wrong and inability to recover | |
|   (https://github.com/pypa/packaging-problems/issues/74) | |
|  | |
| 1.5 (April 21, 2016) | |
| ---------------------- | |
| * For polymorphic types, use RTTI to try to return the closest type registered with pybind11 | |
| * Pickling support for serializing and unserializing C++ instances to a byte stream in Python | |
| * Added a convenience routine ``make_iterator()`` which turns a range indicated | |
|   by a pair of C++ iterators into a iterable Python object | |
| * Added ``len()`` and a variadic ``make_tuple()`` function | |
| * Addressed a rare issue that could confuse the current virtual function | |
|   dispatcher and another that could lead to crashes in multi-threaded | |
|   applications | |
| * Added a ``get_include()`` function to the Python module that returns the path | |
|   of the directory containing the installed pybind11 header files | |
| * Documentation improvements: import issues, symbol visibility, pickling, limitations | |
| * Added casting support for ``std::reference_wrapper<>`` | |
|  | |
| 1.4 (April 7, 2016) | |
| -------------------------- | |
| * Transparent type conversion for ``std::wstring`` and ``wchar_t`` | |
| * Allow passing ``nullptr``-valued strings | |
| * Transparent passing of ``void *`` pointers using capsules | |
| * Transparent support for returning values wrapped in ``std::unique_ptr<>`` | |
| * Improved docstring generation for compatibility with Sphinx | |
| * Nicer debug error message when default parameter construction fails | |
| * Support for "opaque" types that bypass the transparent conversion layer for STL containers | |
| * Redesigned type casting interface to avoid ambiguities that could occasionally cause compiler errors | |
| * Redesigned property implementation; fixes crashes due to an unfortunate default return value policy | |
| * Anaconda package generation support | |
|  | |
| 1.3 (March 8, 2016) | |
| -------------------------- | |
| 
 | |
| * Added support for the Intel C++ compiler (v15+) | |
| * Added support for the STL unordered set/map data structures | |
| * Added support for the STL linked list data structure | |
| * NumPy-style broadcasting support in ``pybind11::vectorize`` | |
| * pybind11 now displays more verbose error messages when ``arg::operator=()`` fails | |
| * pybind11 internal data structures now live in a version-dependent namespace to avoid ABI issues | |
| * Many, many bugfixes involving corner cases and advanced usage | |
|  | |
| 1.2 (February 7, 2016) | |
| -------------------------- | |
| 
 | |
| * Optional: efficient generation of function signatures at compile time using C++14 | |
| * Switched to a simpler and more general way of dealing with function default | |
|   arguments. Unused keyword arguments in function calls are now detected and | |
|   cause errors as expected | |
| * New ``keep_alive`` call policy analogous to Boost.Python's ``with_custodian_and_ward`` | |
| * New ``pybind11::base<>`` attribute to indicate a subclass relationship | |
| * Improved interface for RAII type wrappers in ``pytypes.h`` | |
| * Use RAII type wrappers consistently within pybind11 itself. This | |
|   fixes various potential refcount leaks when exceptions occur | |
| * Added new ``bytes`` RAII type wrapper (maps to ``string`` in Python 2.7) | |
| * Made handle and related RAII classes const correct, using them more | |
|   consistently everywhere now | |
| * Got rid of the ugly ``__pybind11__`` attributes on the Python side---they are | |
|   now stored in a C++ hash table that is not visible in Python | |
| * Fixed refcount leaks involving NumPy arrays and bound functions | |
| * Vastly improved handling of shared/smart pointers | |
| * Removed an unnecessary copy operation in ``pybind11::vectorize`` | |
| * Fixed naming clashes when both pybind11 and NumPy headers are included | |
| * Added conversions for additional exception types | |
| * Documentation improvements (using multiple extension modules, smart pointers, | |
|   other minor clarifications) | |
| * unified infrastructure for parsing variadic arguments in ``class_`` and cpp_function | |
| * Fixed license text (was: ZLIB, should have been: 3-clause BSD) | |
| * Python 3.2 compatibility | |
| * Fixed remaining issues when accessing types in another plugin module | |
| * Added enum comparison and casting methods | |
| * Improved SFINAE-based detection of whether types are copy-constructible | |
| * Eliminated many warnings about unused variables and the use of ``offsetof()`` | |
| * Support for ``std::array<>`` conversions | |
|  | |
| 1.1 (December 7, 2015) | |
| -------------------------- | |
| 
 | |
| * Documentation improvements (GIL, wrapping functions, casting, fixed many typos) | |
| * Generalized conversion of integer types | |
| * Improved support for casting function objects | |
| * Improved support for ``std::shared_ptr<>`` conversions | |
| * Initial support for ``std::set<>`` conversions | |
| * Fixed type resolution issue for types defined in a separate plugin module | |
| * Cmake build system improvements | |
| * Factored out generic functionality to non-templated code (smaller code size) | |
| * Added a code size / compile time benchmark vs Boost.Python | |
| * Added an appveyor CI script | |
|  | |
| 1.0 (October 15, 2015) | |
| ------------------------ | |
| * Initial release
 |