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transparent std::array conversion (fixes #97)

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Wenzel Jakob
2016-02-07 16:36:26 +01:00
parent c91551b33b
commit 10c74c6f34
6 changed files with 87 additions and 6 deletions
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14
example/example2.cpp
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@@ -66,6 +66,11 @@ public:
return list;
}
/* C++ STL data types are automatically casted */
std::array<std::string, 2> get_array() {
return std::array<std::string, 2> {{ "array entry 1" , "array entry 2"}};
}
/* Easily iterate over a dictionary using a C++11 range-based for loop */
void print_dict(py::dict dict) {
for (auto item : dict)
@@ -114,6 +119,13 @@ public:
return std::make_tuple(std::get<2>(input), std::get<1>(input), std::get<0>(input));
}
/* STL data types (such as arrays) are automatically casted from Python */
void print_array(std::array<std::string, 2> &array) {
int index = 0;
for (auto item : array)
std::cout << "array item " << index++ << ": " << item << std::endl;
}
void throw_exception() {
throw std::runtime_error("This exception was intentionally thrown.");
}
@@ -135,12 +147,14 @@ void init_ex2(py::module &m) {
.def("get_list_2", &Example2::get_list_2, "Return a C++ list")
.def("get_set", &Example2::get_set, "Return a Python set")
.def("get_set2", &Example2::get_set, "Return a C++ set")
.def("get_array", &Example2::get_array, "Return a C++ array")
.def("print_dict", &Example2::print_dict, "Print entries of a Python dictionary")
.def("print_dict_2", &Example2::print_dict_2, "Print entries of a C++ dictionary")
.def("print_set", &Example2::print_set, "Print entries of a Python set")
.def("print_set_2", &Example2::print_set_2, "Print entries of a C++ set")
.def("print_list", &Example2::print_list, "Print entries of a Python list")
.def("print_list_2", &Example2::print_list_2, "Print entries of a C++ list")
.def("print_array", &Example2::print_array, "Print entries of a C++ array")
.def("pair_passthrough", &Example2::pair_passthrough, "Return a pair in reversed order")
.def("tuple_passthrough", &Example2::tuple_passthrough, "Return a triple in reversed order")
.def("throw_exception", &Example2::throw_exception, "Throw an exception")