320 lines
9.2 KiB
C++
320 lines
9.2 KiB
C++
/*
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* Copyright (c) 2003-2008, John Wiegley. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of New Artisans LLC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "pyinterp.h"
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#include "pyutils.h"
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#include "amount.h"
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#include <boost/python/exception_translator.hpp>
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#include <boost/python/implicit.hpp>
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#include <boost/python/args.hpp>
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namespace ledger {
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using namespace boost::python;
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amount_t py_round_0(const amount_t& amount) {
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return amount.round();
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}
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amount_t py_round_1(const amount_t& amount, amount_t::precision_t prec) {
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return amount.round(prec);
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}
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double py_to_double_0(amount_t& amount) {
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return amount.to_double();
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}
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double py_to_double_1(amount_t& amount, bool no_check) {
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return amount.to_double(no_check);
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}
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long py_to_long_0(amount_t& amount) {
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return amount.to_long();
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}
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long py_to_long_1(amount_t& amount, bool no_check) {
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return amount.to_long(no_check);
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}
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boost::optional<amount_t> py_value_0(const amount_t& amount) {
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return amount.value();
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}
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boost::optional<amount_t> py_value_1(const amount_t& amount,
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const boost::optional<moment_t>& moment) {
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return amount.value(moment);
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}
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void py_parse_2(amount_t& amount, object in, unsigned char flags) {
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if (PyFile_Check(in.ptr())) {
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pyifstream instr(reinterpret_cast<PyFileObject *>(in.ptr()));
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amount.parse(instr, flags);
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} else {
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PyErr_SetString(PyExc_IOError,
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"Argument to amount.parse(file) is not a file object");
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}
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}
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void py_parse_1(amount_t& amount, object in) {
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py_parse_2(amount, in, 0);
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}
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void py_parse_str_1(amount_t& amount, const string& str) {
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amount.parse(str);
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}
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void py_parse_str_2(amount_t& amount, const string& str, unsigned char flags) {
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amount.parse(str, flags);
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}
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void py_read_1(amount_t& amount, object in) {
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if (PyFile_Check(in.ptr())) {
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pyifstream instr(reinterpret_cast<PyFileObject *>(in.ptr()));
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amount.read(instr);
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} else {
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PyErr_SetString(PyExc_IOError,
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"Argument to amount.parse(file) is not a file object");
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}
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}
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void py_read_2(amount_t& amount, const std::string& str) {
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const char * p = str.c_str();
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amount.read(p);
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}
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#define EXC_TRANSLATOR(type) \
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void exc_translate_ ## type(const type& err) { \
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PyErr_SetString(PyExc_ArithmeticError, err.what()); \
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}
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EXC_TRANSLATOR(amount_error)
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void export_amount()
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{
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scope().attr("AMOUNT_PARSE_NO_MIGRATE") = AMOUNT_PARSE_NO_MIGRATE;
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scope().attr("AMOUNT_PARSE_NO_REDUCE") = AMOUNT_PARSE_NO_REDUCE;
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class_< amount_t > ("amount")
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#if 0
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.def("initialize", &amount_t::initialize)
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.staticmethod("initialize")
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.def("shutdown", &amount_t::shutdown)
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.staticmethod("shutdown")
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#endif
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.add_static_property("current_pool",
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make_getter(&amount_t::current_pool,
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return_value_policy<reference_existing_object>()))
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.add_static_property("keep_base", &amount_t::keep_base)
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.add_static_property("keep_price", &amount_t::keep_price)
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.add_static_property("keep_date", &amount_t::keep_date)
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.add_static_property("keep_tag", &amount_t::keep_tag)
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.add_static_property("stream_fullstrings", &amount_t::stream_fullstrings)
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.def(init<double>())
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.def(init<long>())
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.def(init<std::string>())
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.def("exact", &amount_t::exact, args("value"),
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"Construct an amount object whose display precision is always equal to its\n\
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internal precision.")
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.staticmethod("exact")
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.def(init<amount_t>())
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.def("compare", &amount_t::compare)
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.def(self == self)
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.def(self == long())
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.def(long() == self)
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.def(self == double())
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.def(double() == self)
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.def(self != self)
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.def(self != long())
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.def(long() != self)
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.def(self != double())
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.def(double() != self)
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.def(! self)
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.def(self < self)
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.def(self < long())
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.def(long() < self)
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.def(self < double())
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.def(double() < self)
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.def(self <= self)
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.def(self <= long())
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.def(long() <= self)
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.def(self <= double())
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.def(double() <= self)
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.def(self > self)
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.def(self > long())
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.def(long() > self)
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.def(self > double())
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.def(double() > self)
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.def(self >= self)
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.def(self >= long())
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.def(long() >= self)
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.def(self >= double())
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.def(double() >= self)
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.def(self += self)
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.def(self += long())
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.def(self += double())
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.def(self + self)
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.def(self + long())
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.def(long() + self)
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.def(self + double())
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.def(double() + self)
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.def(self -= self)
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.def(self -= long())
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.def(self -= double())
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.def(self - self)
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.def(self - long())
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.def(long() - self)
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.def(self - double())
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.def(double() - self)
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.def(self *= self)
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.def(self *= long())
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.def(self *= double())
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.def(self * self)
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.def(self * long())
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.def(long() * self)
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.def(self * double())
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.def(double() * self)
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.def(self /= self)
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.def(self /= long())
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.def(self /= double())
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.def(self / self)
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.def(self / long())
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.def(long() / self)
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.def(self / double())
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.def(double() / self)
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.add_property("precision", &amount_t::precision)
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.def("negate", &amount_t::negate)
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.def("in_place_negate", &amount_t::in_place_negate,
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return_value_policy<reference_existing_object>())
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.def(- self)
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.def("abs", &amount_t::abs)
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.def("__abs__", &amount_t::abs)
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.def("round", py_round_0)
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.def("round", py_round_1)
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.def("unround", &amount_t::unround)
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.def("reduce", &amount_t::reduce)
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.def("in_place_reduce", &amount_t::in_place_reduce,
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return_value_policy<reference_existing_object>())
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.def("unreduce", &amount_t::unreduce)
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.def("in_place_unreduce", &amount_t::in_place_unreduce,
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return_value_policy<reference_existing_object>())
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.def("value", py_value_0)
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.def("value", py_value_1)
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.def("sign", &amount_t::sign)
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.def("__nonzero__", &amount_t::is_nonzero)
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.def("is_nonzero", &amount_t::is_nonzero)
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.def("is_zero", &amount_t::is_zero)
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.def("is_realzero", &amount_t::is_realzero)
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.def("is_null", &amount_t::is_null)
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.def("to_double", py_to_double_0)
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.def("to_double", py_to_double_1)
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.def("__float__", py_to_double_0)
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.def("to_long", py_to_long_0)
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.def("to_long", py_to_long_1)
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.def("__int__", py_to_long_0)
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.def("to_string", &amount_t::to_string)
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.def("__str__", &amount_t::to_string)
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.def("to_fullstring", &amount_t::to_fullstring)
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.def("__repr__", &amount_t::to_fullstring)
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.def("fits_in_double", &amount_t::fits_in_double)
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.def("fits_in_long", &amount_t::fits_in_long)
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.add_property("quantity_string", &amount_t::quantity_string)
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.add_property("commodity",
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make_function(&amount_t::commodity,
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return_value_policy<reference_existing_object>()),
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make_function(&amount_t::set_commodity,
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with_custodian_and_ward<1, 2>()))
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.def("has_commodity", &amount_t::has_commodity)
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.def("clear_commodity", &amount_t::clear_commodity)
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.add_property("number", &amount_t::number)
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.def("annotate_commodity", &amount_t::annotate_commodity)
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.def("commodity_annotated", &amount_t::commodity_annotated)
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.add_property("annotation_details", &amount_t::annotation_details)
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.def("strip_annotations", &amount_t::strip_annotations)
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.def("parse", py_parse_1)
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.def("parse", py_parse_2)
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.def("parse", py_parse_str_1)
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.def("parse", py_parse_str_2)
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.def("parse_conversion", &amount_t::parse_conversion)
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.staticmethod("parse_conversion")
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.def("read", py_read_1)
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.def("read", py_read_2)
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.def("write", &amount_t::write)
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.def("valid", &amount_t::valid)
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;
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register_optional_to_python<amount_t>();
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implicitly_convertible<double, amount_t>();
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implicitly_convertible<long, amount_t>();
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implicitly_convertible<string, amount_t>();
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#define EXC_TRANSLATE(type) \
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register_exception_translator<type>(&exc_translate_ ## type);
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EXC_TRANSLATE(amount_error);
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}
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} // namespace ledger
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