36 #ifndef VIGRA_NUMPY_ARRAY_CONVERTERS_HXX 37 #define VIGRA_NUMPY_ARRAY_CONVERTERS_HXX 39 #include "numpy_array.hxx" 40 #include "metaprogramming.hxx" 41 #include <boost/python.hpp> 42 #include <boost/python/to_python_converter.hpp> 43 #include <boost/python/raw_function.hpp> 45 #include <type_traits> 49 template <
class Array>
50 PyObject * returnNumpyArray(Array
const & a)
52 PyObject * pa = a.pyObject();
54 PyErr_SetString(PyExc_ValueError,
"returnNumpyArray(): Conversion to Python failed, array has no data.");
60 VIGRA_EXPORT std::set<std::string> & exportedArrayKeys();
62 template <
class ArrayType>
63 struct NumpyArrayConverter {};
65 template <
unsigned int N,
class T,
class Str
ide>
66 struct NumpyArrayConverter<NumpyArray<N, T, Stride> >
68 typedef NumpyArray<N, T, Stride> ArrayType;
69 typedef typename ArrayType::ArrayTraits ArrayTraits;
71 NumpyArrayConverter();
73 static void* convertible(PyObject* obj);
76 static void construct(PyObject* obj,
77 boost::python::converter::rvalue_from_python_stage1_data* data);
80 static PyObject* convert(ArrayType
const& a)
82 return returnNumpyArray(a);
86 template <
unsigned int N,
class T,
class Str
ide>
87 NumpyArrayConverter<NumpyArray<N, T, Stride> >::NumpyArrayConverter()
91 converter::registration
const * reg = converter::registry::query(type_id<ArrayType>());
94 if(!reg || !reg->rvalue_chain)
96 to_python_converter<ArrayType, NumpyArrayConverter>();
97 converter::registry::insert(&convertible, &construct, type_id<ArrayType>());
101 template <
unsigned int N,
class T,
class Str
ide>
102 void * NumpyArrayConverter<NumpyArray<N, T, Stride> >::convertible(PyObject* obj)
104 bool isCompatible = obj == Py_None || ArrayType::isStrictlyCompatible(obj);
112 template <
unsigned int N,
class T,
class Str
ide>
113 void NumpyArrayConverter<NumpyArray<N, T, Stride> >::construct(PyObject* obj,
114 boost::python::converter::rvalue_from_python_stage1_data* data)
116 void*
const storage =
117 ((boost::python::converter::rvalue_from_python_storage<ArrayType>* ) data)->storage.bytes;
119 ArrayType * array =
new (storage) ArrayType();
121 array->makeReferenceUnchecked(obj);
123 data->convertible = storage;
126 template <
unsigned int N,
class T,
class Str
ide>
127 struct NumpyArrayConverter<MultiArrayView<N, T, Stride> >
128 :
public NumpyArrayConverter<NumpyArray<N, T, Stride> >
130 typedef NumpyArrayConverter<NumpyArray<N, T, Stride> > BaseType;
131 typedef MultiArrayView<N, T, Stride> ArrayType;
133 NumpyArrayConverter()
136 converter::registry::insert(&BaseType::convertible, &BaseType::construct,
137 type_id<ArrayType>());
141 template <
class Iter,
class End>
142 struct RegisterNumpyArrayConverters
146 typedef typename UnqualifiedType<typename boost::mpl::deref<Iter>::type>::type Type;
147 NumpyArrayConverter<Type>();
148 RegisterNumpyArrayConverters<typename boost::mpl::next<Iter>::type, End>::exec();
153 struct RegisterNumpyArrayConverters<End, End>
159 template <
class Typelist>
160 void registerNumpyArrayConverters(Typelist)
162 RegisterNumpyArrayConverters<typename boost::mpl::begin<Typelist>::type,
163 typename boost::mpl::end<Typelist>::type >::exec();
167 FN registerConverters(FN f)
169 registerNumpyArrayConverters(boost::python::detail::get_signature(f));
179 struct TypeName<Singleband<T>>
184 struct TypeName<Multiband<T>>
188 template <
class T,
int N>
189 struct TypeName<TinyVector<T, N>>
194 struct TypeName<void>
196 static std::string name() {
197 return std::string(
"void");
199 static std::string sized_name() {
200 return std::string(
"void");
205 struct TypeName<bool>
207 static std::string name() {
208 return std::string(
"bool");
210 static std::string sized_name() {
211 return std::string(
"bool8");
215 #define VIGRA_SIGNED_INT_NAME(type) \ 217 struct TypeName<type> \ 219 static std::string name() { \ 220 return std::string(#type); \ 222 static std::string sized_name() { \ 223 return std::string("int") + std::to_string(sizeof(type)*8); \ 227 VIGRA_SIGNED_INT_NAME(
signed char)
228 VIGRA_SIGNED_INT_NAME(
short)
229 VIGRA_SIGNED_INT_NAME(
int)
230 VIGRA_SIGNED_INT_NAME(
long)
231 VIGRA_SIGNED_INT_NAME(
long long)
233 #define VIGRA_UNSIGNED_INT_NAME(type) \ 235 struct TypeName<type> \ 237 static std::string name() { \ 238 return std::string(#type); \ 240 static std::string sized_name() { \ 241 return std::string("uint") + std::to_string(sizeof(type)*8); \ 245 VIGRA_UNSIGNED_INT_NAME(
unsigned char)
246 VIGRA_UNSIGNED_INT_NAME(
unsigned short)
247 VIGRA_UNSIGNED_INT_NAME(
unsigned int)
248 VIGRA_UNSIGNED_INT_NAME(
unsigned long)
249 VIGRA_UNSIGNED_INT_NAME(
unsigned long long)
251 #define VIGRA_FLOAT_NAME(type) \ 253 struct TypeName<type> \ 255 static std::string name() { \ 256 return std::string(#type); \ 258 static std::string sized_name() { \ 259 return std::string("float") + std::to_string(sizeof(type)*8); \ 263 VIGRA_FLOAT_NAME(
float)
264 VIGRA_FLOAT_NAME(
double)
265 VIGRA_FLOAT_NAME(
long double)
267 #undef VIGRA_SIGNED_INT_NAME 268 #undef VIGRA_UNSIGNED_INT_NAME 269 #undef VIGRA_FLOAT_NAME 271 template <
class T =
void>
274 static char const * exec(
char const *) {
return 0; }
278 struct ExportDoc<void>
280 static char const * exec(
char const * h) {
return h; }
287 namespace boost {
namespace python {
294 #define VIGRA_PYTHON_MULTITYPE_FUNCTOR(functor_name, function) \ 296 struct functor_name##Impl \ 298 static void def(const char * pythonName) \ 300 boost::python::docstring_options doc(false); \ 301 boost::python::def(pythonName, vigra::registerConverters(&function<T>)); \ 304 template <class Args> \ 305 static void def(const char * pythonName, Args const & args) \ 307 boost::python::docstring_options doc(false); \ 308 boost::python::def(pythonName, vigra::registerConverters(&function<T>), args); \ 311 static void def(const char * pythonName, char const * help) \ 314 boost::python::def(pythonName, \ 315 vigra::registerConverters(&function<T>), help); \ 320 template <class Args> \ 321 static void def(const char * pythonName, Args const & args, char const * help) \ 324 boost::python::def(pythonName, \ 325 vigra::registerConverters(&function<T>), args, help); \ 327 def(pythonName, args); \ 332 struct functor_name##Impl<void> \ 334 static void def(const char *) {} \ 336 template <class A1> \ 337 static void def(const char *, A1 const &) {} \ 339 template <class A1, class A2> \ 340 static void def(const char *, A1 const &, A2 const &) {} \ 343 template <class T1, \ 355 struct functor_name \ 356 : public boost::python::PythonMultidefFunctor \ 358 bool install_fallback_, show_python_signature_; \ 361 : install_fallback_(false) \ 362 , show_python_signature_(true) \ 365 functor_name & installFallback() \ 367 install_fallback_ = true; \ 371 functor_name & noPythonSignature() \ 373 show_python_signature_ = false; \ 377 typedef boost::python::ArgumentMismatchMessage\ 378 <T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> Message; \ 379 typedef functor_name##Impl<T1 > F1; \ 380 typedef functor_name##Impl<T2 > F2; \ 381 typedef functor_name##Impl<T3 > F3; \ 382 typedef functor_name##Impl<T4 > F4; \ 383 typedef functor_name##Impl<T5 > F5; \ 384 typedef functor_name##Impl<T6 > F6; \ 385 typedef functor_name##Impl<T7 > F7; \ 386 typedef functor_name##Impl<T8 > F8; \ 387 typedef functor_name##Impl<T9 > F9; \ 388 typedef functor_name##Impl<T10> F10; \ 389 typedef functor_name##Impl<T11> F11; \ 390 typedef functor_name##Impl<T12> F12; \ 392 void def(const char * pythonName) const \ 394 boost::python::docstring_options doc(false, false, false); \ 395 if(install_fallback_) \ 396 Message::def(pythonName); \ 397 F1 ::def(pythonName); \ 398 F2 ::def(pythonName); \ 399 F3 ::def(pythonName); \ 400 F4 ::def(pythonName); \ 401 F5 ::def(pythonName); \ 402 F6 ::def(pythonName); \ 403 F7 ::def(pythonName); \ 404 F8 ::def(pythonName); \ 405 F9 ::def(pythonName); \ 406 F10::def(pythonName); \ 407 F11::def(pythonName); \ 408 F12::def(pythonName); \ 411 template <class Args> \ 412 void def(const char * pythonName, Args const & args) const \ 414 boost::python::docstring_options doc(false, false, false); \ 415 if(install_fallback_) \ 416 Message::def(pythonName); \ 417 F1 ::def(pythonName, args); \ 418 F2 ::def(pythonName, args); \ 419 F3 ::def(pythonName, args); \ 420 F4 ::def(pythonName, args); \ 421 F5 ::def(pythonName, args); \ 422 F6 ::def(pythonName, args); \ 423 F7 ::def(pythonName, args); \ 424 F8 ::def(pythonName, args); \ 425 F9 ::def(pythonName, args); \ 426 F10::def(pythonName, args); \ 427 F11::def(pythonName, args); \ 428 F12::def(pythonName, args); \ 431 void def(const char * pythonName, const char * help) const \ 433 if(install_fallback_) \ 434 Message::def(pythonName); \ 435 boost::python::docstring_options doc(true, show_python_signature_, false); \ 436 F1 ::def(pythonName, detail::ExportDoc<T2 >::exec(help)); \ 437 F2 ::def(pythonName, detail::ExportDoc<T3 >::exec(help)); \ 438 F3 ::def(pythonName, detail::ExportDoc<T4 >::exec(help)); \ 439 F4 ::def(pythonName, detail::ExportDoc<T5 >::exec(help)); \ 440 F5 ::def(pythonName, detail::ExportDoc<T6 >::exec(help)); \ 441 F6 ::def(pythonName, detail::ExportDoc<T7 >::exec(help)); \ 442 F7 ::def(pythonName, detail::ExportDoc<T8 >::exec(help)); \ 443 F8 ::def(pythonName, detail::ExportDoc<T9 >::exec(help)); \ 444 F9 ::def(pythonName, detail::ExportDoc<T10>::exec(help)); \ 445 F10::def(pythonName, detail::ExportDoc<T11>::exec(help)); \ 446 F11::def(pythonName, detail::ExportDoc<T12>::exec(help)); \ 447 F12::def(pythonName, detail::ExportDoc< >::exec(help)); \ 450 template <class Args> \ 451 void def(const char * pythonName, Args const & args, char const * help) const \ 453 if(install_fallback_) \ 454 Message::def(pythonName); \ 455 boost::python::docstring_options doc(true, show_python_signature_, false); \ 456 F1 ::def(pythonName, args, detail::ExportDoc<T2 >::exec(help)); \ 457 F2 ::def(pythonName, args, detail::ExportDoc<T3 >::exec(help)); \ 458 F3 ::def(pythonName, args, detail::ExportDoc<T4 >::exec(help)); \ 459 F4 ::def(pythonName, args, detail::ExportDoc<T5 >::exec(help)); \ 460 F5 ::def(pythonName, args, detail::ExportDoc<T6 >::exec(help)); \ 461 F6 ::def(pythonName, args, detail::ExportDoc<T7 >::exec(help)); \ 462 F7 ::def(pythonName, args, detail::ExportDoc<T8 >::exec(help)); \ 463 F8 ::def(pythonName, args, detail::ExportDoc<T9 >::exec(help)); \ 464 F9 ::def(pythonName, args, detail::ExportDoc<T10>::exec(help)); \ 465 F10::def(pythonName, args, detail::ExportDoc<T11>::exec(help)); \ 466 F11::def(pythonName, args, detail::ExportDoc<T12>::exec(help)); \ 467 F12::def(pythonName, args, detail::ExportDoc< >::exec(help)); \ 471 #define VIGRA_PYTHON_MULTITYPE_FUNCTOR_NDIM(functor_name, function) \ 472 template <class T, int FROM, int TO> \ 473 struct functor_name##Impl \ 475 typedef functor_name##Impl type; \ 477 static void def(const char * pythonName) \ 479 functor_name##Impl<T, FROM, FROM>::def(pythonName); \ 480 functor_name##Impl<T, FROM+1, TO>::def(pythonName); \ 483 template <class Args> \ 484 static void def(const char * pythonName, Args const & args) \ 486 functor_name##Impl<T, FROM, FROM>::def(pythonName, args); \ 487 functor_name##Impl<T, FROM+1, TO>::def(pythonName, args); \ 490 static void def(const char * pythonName, char const * help) \ 492 functor_name##Impl<T, FROM, FROM>::def(pythonName); \ 493 functor_name##Impl<T, FROM+1, TO>::def(pythonName, help); \ 496 template <class Args> \ 497 static void def(const char * pythonName, Args const & args, char const * help) \ 499 functor_name##Impl<T, FROM, FROM>::def(pythonName, args); \ 500 functor_name##Impl<T, FROM+1, TO>::def(pythonName, args, help); \ 504 template <class T, int N> \ 505 struct functor_name##Impl<T, N, N> \ 507 typedef functor_name##Impl type; \ 509 static void def(const char * pythonName) \ 511 boost::python::docstring_options doc(false); \ 512 boost::python::def(pythonName, vigra::registerConverters(&function<T, N>)); \ 515 template <class Args> \ 516 static void def(const char * pythonName, Args const & args) \ 518 boost::python::docstring_options doc(false); \ 519 boost::python::def(pythonName, vigra::registerConverters(&function<T, N>), args); \ 522 static void def(const char * pythonName, char const * help) \ 525 boost::python::def(pythonName, \ 526 vigra::registerConverters(&function<T, N>), help); \ 531 template <class Args> \ 532 static void def(const char * pythonName, Args const & args, char const * help) \ 535 boost::python::def(pythonName, \ 536 vigra::registerConverters(&function<T, N>), args, help); \ 538 def(pythonName, args); \ 542 template <int FROM, int TO> \ 543 struct functor_name##Impl<void, FROM, TO> \ 545 static void def(const char *) {} \ 547 template <class A1> \ 548 static void def(const char *, A1 const &) {} \ 550 template <class A1, class A2> \ 551 static void def(const char *, A1 const &, A2 const &) {} \ 555 struct functor_name##Impl<void, N, N> \ 557 static void def(const char *) {} \ 559 template <class A1> \ 560 static void def(const char *, A1 const &) {} \ 562 template <class A1, class A2> \ 563 static void def(const char *, A1 const &, A2 const &) {} \ 566 template <int FROM, int TO, \ 579 struct functor_name \ 580 : public boost::python::PythonMultidefFunctor \ 582 bool install_fallback_, show_python_signature_; \ 585 : install_fallback_(false) \ 586 , show_python_signature_(true) \ 588 static_assert(FROM <= TO, #functor_name ": dimension range empty (FROM > TO)"); \ 591 functor_name & installFallback() \ 593 install_fallback_ = true; \ 597 functor_name & noPythonSignature() \ 599 show_python_signature_ = false; \ 603 typedef boost::python::ArgumentMismatchMessage\ 604 <T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> Message; \ 605 typedef functor_name##Impl<T1 , FROM, TO> F1; \ 606 typedef functor_name##Impl<T2 , FROM, TO> F2; \ 607 typedef functor_name##Impl<T3 , FROM, TO> F3; \ 608 typedef functor_name##Impl<T4 , FROM, TO> F4; \ 609 typedef functor_name##Impl<T5 , FROM, TO> F5; \ 610 typedef functor_name##Impl<T6 , FROM, TO> F6; \ 611 typedef functor_name##Impl<T7 , FROM, TO> F7; \ 612 typedef functor_name##Impl<T8 , FROM, TO> F8; \ 613 typedef functor_name##Impl<T9 , FROM, TO> F9; \ 614 typedef functor_name##Impl<T10, FROM, TO> F10; \ 615 typedef functor_name##Impl<T11, FROM, TO> F11; \ 616 typedef functor_name##Impl<T12, FROM, TO> F12; \ 618 void def(const char * pythonName) const \ 620 boost::python::docstring_options doc(false, false, false); \ 621 if(install_fallback_) \ 622 Message::def(pythonName); \ 623 F1 ::def(pythonName); \ 624 F2 ::def(pythonName); \ 625 F3 ::def(pythonName); \ 626 F4 ::def(pythonName); \ 627 F5 ::def(pythonName); \ 628 F6 ::def(pythonName); \ 629 F7 ::def(pythonName); \ 630 F8 ::def(pythonName); \ 631 F9 ::def(pythonName); \ 632 F10::def(pythonName); \ 633 F11::def(pythonName); \ 634 F12::def(pythonName); \ 637 template <class Args> \ 638 void def(const char * pythonName, Args const & args) const \ 640 boost::python::docstring_options doc(false, false, false); \ 641 if(install_fallback_) \ 642 Message::def(pythonName); \ 643 F1 ::def(pythonName, args); \ 644 F2 ::def(pythonName, args); \ 645 F3 ::def(pythonName, args); \ 646 F4 ::def(pythonName, args); \ 647 F5 ::def(pythonName, args); \ 648 F6 ::def(pythonName, args); \ 649 F7 ::def(pythonName, args); \ 650 F8 ::def(pythonName, args); \ 651 F9 ::def(pythonName, args); \ 652 F10::def(pythonName, args); \ 653 F11::def(pythonName, args); \ 654 F12::def(pythonName, args); \ 657 void def(const char * pythonName, const char * help) const \ 659 if(install_fallback_) \ 660 Message::def(pythonName); \ 661 boost::python::docstring_options doc(true, show_python_signature_, false); \ 662 F1 ::def(pythonName, detail::ExportDoc<T2 >::exec(help)); \ 663 F2 ::def(pythonName, detail::ExportDoc<T3 >::exec(help)); \ 664 F3 ::def(pythonName, detail::ExportDoc<T4 >::exec(help)); \ 665 F4 ::def(pythonName, detail::ExportDoc<T5 >::exec(help)); \ 666 F5 ::def(pythonName, detail::ExportDoc<T6 >::exec(help)); \ 667 F6 ::def(pythonName, detail::ExportDoc<T7 >::exec(help)); \ 668 F7 ::def(pythonName, detail::ExportDoc<T8 >::exec(help)); \ 669 F8 ::def(pythonName, detail::ExportDoc<T9 >::exec(help)); \ 670 F9 ::def(pythonName, detail::ExportDoc<T10>::exec(help)); \ 671 F10::def(pythonName, detail::ExportDoc<T11>::exec(help)); \ 672 F11::def(pythonName, detail::ExportDoc<T12>::exec(help)); \ 673 F12::def(pythonName, detail::ExportDoc< >::exec(help)); \ 676 template <class Args> \ 677 void def(const char * pythonName, Args const & args, char const * help) const \ 679 if(install_fallback_) \ 680 Message::def(pythonName); \ 681 boost::python::docstring_options doc(true, show_python_signature_, false); \ 682 F1 ::def(pythonName, args, detail::ExportDoc<T2 >::exec(help)); \ 683 F2 ::def(pythonName, args, detail::ExportDoc<T3 >::exec(help)); \ 684 F3 ::def(pythonName, args, detail::ExportDoc<T4 >::exec(help)); \ 685 F4 ::def(pythonName, args, detail::ExportDoc<T5 >::exec(help)); \ 686 F5 ::def(pythonName, args, detail::ExportDoc<T6 >::exec(help)); \ 687 F6 ::def(pythonName, args, detail::ExportDoc<T7 >::exec(help)); \ 688 F7 ::def(pythonName, args, detail::ExportDoc<T8 >::exec(help)); \ 689 F8 ::def(pythonName, args, detail::ExportDoc<T9 >::exec(help)); \ 690 F9 ::def(pythonName, args, detail::ExportDoc<T10>::exec(help)); \ 691 F10::def(pythonName, args, detail::ExportDoc<T11>::exec(help)); \ 692 F11::def(pythonName, args, detail::ExportDoc<T12>::exec(help)); \ 693 F12::def(pythonName, args, detail::ExportDoc< >::exec(help)); \ 697 struct PythonMultidefFunctor {};
711 struct ArgumentMismatchMessage
713 static std::string message()
716 "No C++ overload matches the arguments. This can have three reasons:\n\n" 717 " * The array arguments may have an unsupported element type. You may need\n" 718 " to convert your array(s) to another element type using 'array.astype(...)'.\n" 719 " The function currently supports the following types:\n\n ");
720 res += vigra::detail::TypeName<T1>::sized_name();
722 if(vigra::detail::TypeName<T2>::sized_name() !=
"void")
723 res +=
", " + vigra::detail::TypeName<T2>::sized_name();
724 if(vigra::detail::TypeName<T3>::sized_name() !=
"void")
725 res +=
", " + vigra::detail::TypeName<T3>::sized_name();
726 if(vigra::detail::TypeName<T4>::sized_name() !=
"void")
727 res +=
", " + vigra::detail::TypeName<T4>::sized_name();
728 if(vigra::detail::TypeName<T5>::sized_name() !=
"void")
729 res +=
", " + vigra::detail::TypeName<T5>::sized_name();
730 if(vigra::detail::TypeName<T6>::sized_name() !=
"void")
731 res +=
", " + vigra::detail::TypeName<T6>::sized_name();
732 if(vigra::detail::TypeName<T7>::sized_name() !=
"void")
733 res +=
", " + vigra::detail::TypeName<T7>::sized_name();
734 if(vigra::detail::TypeName<T8>::sized_name() !=
"void")
735 res +=
", " + vigra::detail::TypeName<T8>::sized_name();
736 if(vigra::detail::TypeName<T9>::sized_name() !=
"void")
737 res +=
", " + vigra::detail::TypeName<T9>::sized_name();
738 if(vigra::detail::TypeName<T10>::sized_name() !=
"void")
739 res +=
", " + vigra::detail::TypeName<T10>::sized_name();
740 if(vigra::detail::TypeName<T11>::sized_name() !=
"void")
741 res +=
", " + vigra::detail::TypeName<T11>::sized_name();
742 if(vigra::detail::TypeName<T12>::sized_name() !=
"void")
743 res +=
", " + vigra::detail::TypeName<T12>::sized_name();
747 " * The dimension of your array(s) is currently unsupported (consult the\n" 748 " function's documentation for information about supported dimensions).\n\n" 749 " * You provided an unrecognized argument, or an argument with incorrect type\n" 750 " (consult the documentation for valid function signatures).\n\n" 751 "Additional overloads can easily be added in the vigranumpy C++ sources.\n" 752 "Please submit an issue at http://github.com/ukoethe/vigra/ to let us know\n" 753 "what you need (or a pull request if you solved it on your own :-).\n\n";
758 static void def(
const char * pythonName)
760 docstring_options doc(
false,
false,
false);
761 std::string msg = message(),
762 module = extract<std::string>(scope().attr(
"__name__"))() +
".";
763 msg +=
"Type 'help(" + module + pythonName +
")' to get full documentation.\n";
764 boost::python::def(pythonName,
765 raw_function([msg](tuple, dict) ->
object {
766 throw std::invalid_argument(msg);
774 template <
class Functor>
775 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
777 multidef(
char const* python_name, Functor
const & f)
782 template <
class Functor,
class Args>
783 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
785 multidef(
char const* python_name, Functor
const & f, Args
const& args)
787 f.def(python_name, args);
790 template <
class Functor>
791 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
793 multidef(
char const* python_name, Functor
const & f,
const char * help)
795 f.def(python_name, help);
798 template <
class Functor,
class Args>
799 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
801 multidef(
char const* python_name, Functor
const & f, Args
const& args,
const char * help)
803 f.def(python_name, args, help);
807 template <
class Functor>
808 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
810 def(
char const*, Functor
const &)
812 static_assert(!std::is_base_of<PythonMultidefFunctor, Functor>::value,
813 "def(): use multidef() to export multiple overloads.");
816 template <
class Functor,
class Args>
817 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
819 def(
char const*, Functor
const &, Args
const& )
821 static_assert(!std::is_base_of<PythonMultidefFunctor, Functor>::value,
822 "def(): use multidef() to export multiple overloads.");
825 template <
class Functor>
826 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
828 def(
char const*, Functor
const &,
const char *)
830 static_assert(!std::is_base_of<PythonMultidefFunctor, Functor>::value,
831 "def(): use multidef() to export multiple overloads.");
834 template <
class Functor,
class Args>
835 inline typename std::enable_if<std::is_base_of<PythonMultidefFunctor, Functor>::value,
837 def(
char const*, Functor
const &, Args
const&,
const char *)
839 static_assert(!std::is_base_of<PythonMultidefFunctor, Functor>::value,
840 "def(): use multidef() to export multiple overloads.");
845 #endif // VIGRA_NUMPY_ARRAY_CONVERTERS_HXX Definition: adjacency_list_graph.hxx:1087
Definition: numpy_array_converters.hxx:287