18#include <unordered_map>
20#define MR_INIT_PYTHON_MODULE( moduleName ) MR_INIT_PYTHON_MODULE_PRECALL( moduleName, [](){} )
22#define MR_INIT_PYTHON_MODULE_PRECALL( moduleName, precall )\
23PYBIND11_MODULE( moduleName, m )\
26 auto& adders = MR::PythonExport::instance().functions( #moduleName );\
27 for ( auto& fs : adders )\
31static MR::PythonFunctionAdder moduleName##_init_( #moduleName, &PyInit_##moduleName );
33#define MR_ADD_PYTHON_FUNCTION( moduleName , name , func , description ) \
34 static MR::PythonFunctionAdder MR_CONCAT3(name, _adder_, __LINE__)( #moduleName, [](pybind11::module_& m){ m.def(#name, func, description);} );
36#define MR_ADD_PYTHON_CUSTOM_DEF( moduleName , name , ... ) \
37_Pragma("warning(push)") \
38_Pragma("warning(disable:4459)") \
39 static MR::PythonFunctionAdder name##_adder_( #moduleName, __VA_ARGS__ ); \
40_Pragma("warning(pop)")
43#define _MR_PYTHON_CUSTOM_CLASS_HOLDER_NAME( name ) name##_class_
47#define MR_PYTHON_CUSTOM_CLASS( name ) ( *_MR_PYTHON_CUSTOM_CLASS_HOLDER_NAME( name ) )
51#define MR_ADD_PYTHON_CUSTOM_CLASS_DECL( moduleName, name, ... ) \
52static std::optional<pybind11::class_<__VA_ARGS__>> _MR_PYTHON_CUSTOM_CLASS_HOLDER_NAME( name );
56#define MR_ADD_PYTHON_CUSTOM_CLASS_INST( moduleName, name ) \
57MR_ADD_PYTHON_CUSTOM_DEF( moduleName, name##_inst_, [] ( pybind11::module_& module ) \
59 _MR_PYTHON_CUSTOM_CLASS_HOLDER_NAME( name ).emplace( module, #name ); \
60}, MR::PythonExport::Priority::Declaration )
67#define MR_ADD_PYTHON_CUSTOM_CLASS_INST_FUNC( moduleName, name, ... ) \
68MR_ADD_PYTHON_CUSTOM_DEF( moduleName, name##_inst_, [] ( pybind11::module_& module ) \
70 _MR_PYTHON_CUSTOM_CLASS_HOLDER_NAME( name ) = __VA_ARGS__ ( module ); \
71}, MR::PythonExport::Priority::Declaration )
93#define MR_ADD_PYTHON_CUSTOM_CLASS( moduleName, name, ... ) \
94MR_ADD_PYTHON_CUSTOM_CLASS_DECL( moduleName, name, __VA_ARGS__ ) \
95MR_ADD_PYTHON_CUSTOM_CLASS_INST( moduleName, name )
97#define MR_ADD_PYTHON_VEC( moduleName, name, type) \
98PYBIND11_MAKE_OPAQUE( std::vector<type> ) \
99MR_ADD_PYTHON_CUSTOM_CLASS_DECL( moduleName, name, std::vector<type>, std::unique_ptr<std::vector<type>> ) \
100MR_ADD_PYTHON_CUSTOM_CLASS_INST_FUNC( moduleName, name, [] ( pybind11::module_& module ) { return pybind11::bind_vector<std::vector<type>>( module, #name, pybind11::module_local(false) ); } ) \
101MR_ADD_PYTHON_CUSTOM_DEF( moduleName, name, [] ( pybind11::module_& ) \
103 using vecType = std::vector<type>;\
104 MR_PYTHON_CUSTOM_CLASS( name ).\
105 def( pybind11::init<>() ).\
106 def( pybind11::init<size_t>(), pybind11::arg( "size" ) ).\
107 def( "empty", &vecType::empty ).\
108 def( "size", &vecType::size ).\
109 def( "resize", ( void ( vecType::* )( const vecType::size_type ) )& vecType::resize ).\
110 def( "clear", &vecType::clear ); \
113#define MR_ADD_PYTHON_MAP( moduleName, name, mapType ) \
114PYBIND11_MAKE_OPAQUE( mapType ) \
115MR_ADD_PYTHON_CUSTOM_CLASS_DECL( moduleName, name, mapType, std::unique_ptr<mapType> ) \
116MR_ADD_PYTHON_CUSTOM_CLASS_INST_FUNC( moduleName, name, [] ( pybind11::module_& module ) { return pybind11::bind_map<mapType>( module, #name, pybind11::module_local(false) ); } ) \
117MR_ADD_PYTHON_CUSTOM_DEF( moduleName, name, [] ( pybind11::module_& ) \
119 MR_PYTHON_CUSTOM_CLASS( name ).\
120 def( pybind11::init<>() ).\
121 def( "size", &mapType::size );\
124#define MR_ADD_PYTHON_EXPECTED( moduleName, name, type, errorType ) \
125using name##_expected_type_ = MR::Expected<type, errorType>; \
126MR_ADD_PYTHON_CUSTOM_CLASS( moduleName, name, name##_expected_type_ ) \
127MR_ADD_PYTHON_CUSTOM_DEF( moduleName, name, [] ( pybind11::module_& ) \
129 using expectedType = Expected<type,errorType>;\
130 MR_PYTHON_CUSTOM_CLASS( name ).\
131 def( "has_value", []() \
132 { PyErr_WarnEx(PyExc_DeprecationWarning, ".has_value is deprecated. Please use 'try - except ValueError'", 1); \
133 return &expectedType::has_value; \
137 PyErr_WarnEx(PyExc_DeprecationWarning, ".value is deprecated. Please use 'try - except ValueError'", 1); \
138 return ( type& ( expectedType::* )( )& )& expectedType::value; \
139 }, pybind11::return_value_policy::reference_internal ).\
142 PyErr_WarnEx(PyExc_DeprecationWarning, ".error is deprecated. Please use 'try - except ValueError'", 1); \
143 return ( const errorType& ( expectedType::* )( )const& )& expectedType::error; \
154template<StreamType T>
158 MRPYTHON_API
void write(
const std::string& text );
185 PyObject* ( *initFncPointer )( void );
191 auto& mod = moduleData_[moduleName];
192 mod.functions[size_t( priority )].push_back( func );
194 void setInitFuncPtr(
const std::string& moduleName, PyObject* ( *initFncPointer )(
void ) )
196 auto& mod = moduleData_[moduleName];
197 mod.initFncPointer = initFncPointer;
201 auto it = moduleData_.find( moduleName );
202 const static std::array<std::vector<PythonRegisterFuncton>, size_t(
Priority::Count )> empty;
203 if ( it == moduleData_.end() )
205 return it->second.functions;
208 const std::unordered_map<std::string, ModuleData>&
modules()
const
216 std::unordered_map<std::string, ModuleData> moduleData_;
229 if constexpr (std::is_nothrow_convertible<E, std::string>::value)
230 throw std::runtime_error(err);
232 throw std::runtime_error(
toString(err));
241 if constexpr ( std::is_void_v<typename std::remove_cvref_t<T>::value_type> )
244 return *std::forward<T>( e );
252template<
typename R,
typename E,
typename... Args>
255 return[fLocal = std::move( f )]( Args&&... args )
mutable -> R
257 auto res = fLocal(std::forward<Args>( args )...);
258 if (!res.has_value())
261 if constexpr (std::is_void<R>::value)
274template<
typename R,
typename T,
typename... Args>
277 return decorateExpected( std::function<R( T*, Args... )>( std::mem_fn( memFunction ) ) );
StreamType
Definition MRPython.h:149
@ Stderr
Definition MRPython.h:151
@ Stdout
Definition MRPython.h:150
Definition MRPython.h:170
std::function< void(pybind11::module_ &m)> PythonRegisterFuncton
Definition MRPython.h:174
void setInitFuncPtr(const std::string &moduleName, PyObject *(*initFncPointer)(void))
Definition MRPython.h:194
const std::array< std::vector< PythonRegisterFuncton >, size_t(Priority::Count)> & functions(const std::string &moduleName) const
Definition MRPython.h:199
Priority
Definition MRPython.h:177
void addFunc(const std::string &moduleName, PythonRegisterFuncton func, Priority priority)
Definition MRPython.h:189
const std::unordered_map< std::string, ModuleData > & modules() const
Definition MRPython.h:208
static MRPYTHON_API PythonExport & instance()
Definition MRPython.h:156
static MRPYTHON_API int getNumWritten()
MRPYTHON_API void flush()
MRPYTHON_API void write(const std::string &text)
Definition MRCameraOrientationPlugin.h:8
void throwExceptionFromExpected(const E &err)
Definition MRPython.h:227
tl::expected< T, E > Expected
Definition MRExpected.h:25
auto decorateExpected(std::function< Expected< R, E >(Args...)> &&f) -> std::function< R(Args...)>
Definition MRPython.h:253
decltype(auto) expectedValueOrThrow(T &&e)
Definition MRPython.h:237
MRMESH_API std::string_view toString(DimensionsVisualizePropertyType value)
Definition MRPython.h:184
std::array< std::vector< PythonRegisterFuncton >, size_t(Priority::Count)> functions
Definition MRPython.h:186
Definition MRPython.h:220
MRPYTHON_API PythonFunctionAdder(const std::string &moduleName, PyObject *(*initFncPointer)(void))
MRPYTHON_API PythonFunctionAdder(const std::string &moduleName, std::function< void(pybind11::module_ &m)> func, PythonExport::Priority priority=PythonExport::Priority::Implementation)