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1 // Copyright David Abrahams 2002.
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2 // Distributed under the Boost Software License, Version 1.0. (See
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3 // accompanying file LICENSE_1_0.txt or copy at
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4 // http://www.boost.org/LICENSE_1_0.txt)
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5 #ifndef TUPLE_20020706_HPP
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6 #define TUPLE_20020706_HPP
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7
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8 # include <boost/python/detail/prefix.hpp>
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9
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10 #include <boost/python/object.hpp>
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11 #include <boost/python/converter/pytype_object_mgr_traits.hpp>
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12 #include <boost/preprocessor/enum_params.hpp>
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13 #include <boost/preprocessor/repetition/enum_binary_params.hpp>
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14
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15 namespace boost { namespace python {
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16
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17 namespace detail
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18 {
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19 struct BOOST_PYTHON_DECL tuple_base : object
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20 {
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21 protected:
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22 tuple_base();
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23 tuple_base(object_cref sequence);
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24
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25 BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS(tuple_base, object)
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26
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27 private:
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28 static detail::new_reference call(object const&);
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29 };
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30 }
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31
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32 class tuple : public detail::tuple_base
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33 {
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34 typedef detail::tuple_base base;
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35 public:
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36 tuple() {}
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37
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38 template <class T>
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39 explicit tuple(T const& sequence)
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40 : base(object(sequence))
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41 {
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42 }
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43
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44 public: // implementation detail -- for internal use only
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45 BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS(tuple, base)
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46 };
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47
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48 //
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49 // Converter Specializations // $$$ JDG $$$ moved here to prevent
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50 // // G++ bug complaining specialization
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51 // provided after instantiation
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52 namespace converter
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53 {
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54 template <>
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55 struct object_manager_traits<tuple>
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56 : pytype_object_manager_traits<&PyTuple_Type,tuple>
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57 {
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58 };
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59 }
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60
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61 // for completeness
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62 inline tuple make_tuple() { return tuple(); }
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63
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64 # define BOOST_PP_ITERATION_PARAMS_1 (3, (1, BOOST_PYTHON_MAX_ARITY, <boost/python/detail/make_tuple.hpp>))
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65 # include BOOST_PP_ITERATE()
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66
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67 }} // namespace boost::python
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68
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69 #endif
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70
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