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- // Copyright David Abrahams 2002.
- // Distributed under the Boost Software License, Version 1.0. (See
- // accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #ifndef DICT_20020706_HPP
- #define DICT_20020706_HPP
- # include <boost/python/detail/prefix.hpp>
- #include <boost/python/object.hpp>
- #include <boost/python/list.hpp>
- #include <boost/python/tuple.hpp>
- #include <boost/python/converter/pytype_object_mgr_traits.hpp>
- namespace boost { namespace python {
- class dict;
- namespace detail
- {
- struct BOOST_PYTHON_DECL dict_base : object
- {
- // D.clear() -> None. Remove all items from D.
- void clear();
- // D.copy() -> a shallow copy of D
- dict copy();
- // D.get(k[,d]) -> D[k] if D.has_key(k), else d. d defaults to None.
- object get(object_cref k) const;
-
- object get(object_cref k, object_cref d) const;
- // D.has_key(k) -> 1 if D has a key k, else 0
- bool has_key(object_cref k) const;
- // D.items() -> list of D's (key, value) pairs, as 2-tuples
- list items() const;
-
- // D.iteritems() -> an iterator over the (key, value) items of D
- object iteritems() const;
- // D.iterkeys() -> an iterator over the keys of D
- object iterkeys() const;
- // D.itervalues() -> an iterator over the values of D
- object itervalues() const;
-
- // D.keys() -> list of D's keys
- list keys() const;
-
- // D.popitem() -> (k, v), remove and return some (key, value) pair as a
- // 2-tuple; but raise KeyError if D is empty
- tuple popitem();
- // D.setdefault(k[,d]) -> D.get(k,d), also set D[k]=d if not D.has_key(k)
- object setdefault(object_cref k);
- object setdefault(object_cref k, object_cref d);
- // D.update(E) -> None. Update D from E: for k in E.keys(): D[k] = E[k]
- void update(object_cref E);
- // D.values() -> list of D's values
- list values() const;
- protected:
- // dict() -> new empty dictionary.
- // dict(mapping) -> new dictionary initialized from a mapping object's
- // (key, value) pairs.
- // dict(seq) -> new dictionary initialized as if via:
- dict_base(); // new dict
- explicit dict_base(object_cref data);
- BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS(dict_base, object)
- private:
- static detail::new_reference call(object const&);
- };
- }
- class dict : public detail::dict_base
- {
- typedef detail::dict_base base;
- public:
- // dict() -> new empty dictionary.
- // dict(mapping) -> new dictionary initialized from a mapping object's
- // (key, value) pairs.
- // dict(seq) -> new dictionary initialized as if via:
- dict() {} // new dict
- template <class T>
- explicit dict(T const& data)
- : base(object(data))
- {
- }
- template<class T>
- object get(T const& k) const
- {
- return base::get(object(k));
- }
-
- template<class T1, class T2>
- object get(T1 const& k, T2 const& d) const
- {
- return base::get(object(k),object(d));
- }
-
- template<class T>
- bool has_key(T const& k) const
- {
- return base::has_key(object(k));
- }
-
- template<class T>
- object setdefault(T const& k)
- {
- return base::setdefault(object(k));
- }
-
- template<class T1, class T2>
- object setdefault(T1 const& k, T2 const& d)
- {
- return base::setdefault(object(k),object(d));
- }
- template<class T>
- void update(T const& E)
- {
- base::update(object(E));
- }
- public: // implementation detail -- for internal use only
- BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS(dict, base)
- };
- //
- // Converter Specializations
- //
- namespace converter
- {
- template <>
- struct object_manager_traits<dict>
- : pytype_object_manager_traits<&PyDict_Type,dict>
- {
- };
- }
- }} // namespace boost::python
- #endif
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