/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * gmpy2_mpq.c * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Python interface to the GMP or MPIR, MPFR, and MPC multiple precision * * libraries. * * * * Copyright 2000 - 2009 Alex Martelli * * * * Copyright 2008 - 2022 Case Van Horsen * * * * This file is part of GMPY2. * * * * GMPY2 is free software: you can redistribute it and/or modify it under * * the terms of the GNU Lesser General Public License as published by the * * Free Software Foundation, either version 3 of the License, or (at your * * option) any later version. * * * * GMPY2 is distributed in the hope that it will be useful, but WITHOUT * * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public * * License for more details. * * * * You should have received a copy of the GNU Lesser General Public * * License along with GMPY2; if not, see * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ PyDoc_STRVAR(GMPy_doc_mpq, "mpq() -> mpq(0,1)\n\n" " If no argument is given, return mpq(0,1).\n\n" "mpq(n) -> mpq\n\n" " Return an 'mpq' object with a numeric value n. Fraction values\n" " are converted exactly.\n\n" "mpq(n,m) -> mpq\n\n" " Return an 'mpq' object with a numeric value n/m.\n\n" "mpq(s[, base=10]) -> mpq\n\n" " Return an 'mpq' object from a string s made up of digits in\n" " the given base. s may be made up of two numbers in the same\n" " base separated by a '/' character.\n"); /* Since `gmpy2.mpq` is now a type and no longer a factory function, see * gmpy2_cache.c/GMPy_MPQ_NewInit for details on creation. */ #ifdef PY3 static PyNumberMethods mpq_number_methods = { (binaryfunc) GMPy_Number_Add_Slot, /* nb_add */ (binaryfunc) GMPy_Number_Sub_Slot, /* nb_subtract */ (binaryfunc) GMPy_Number_Mul_Slot, /* nb_multiply */ (binaryfunc) GMPy_Number_Mod_Slot, /* nb_remainder */ (binaryfunc) GMPy_Number_DivMod_Slot, /* nb_divmod */ (ternaryfunc) GMPy_Number_Pow_Slot, /* nb_power */ (unaryfunc) GMPy_MPQ_Minus_Slot, /* nb_negative */ (unaryfunc) GMPy_MPQ_Plus_Slot, /* nb_positive */ (unaryfunc) GMPy_MPQ_Abs_Slot, /* nb_absolute */ (inquiry) GMPy_MPQ_NonZero_Slot, /* nb_bool */ 0, /* nb_invert */ 0, /* nb_lshift */ 0, /* nb_rshift */ 0, /* nb_and */ 0, /* nb_xor */ 0, /* nb_or */ (unaryfunc) GMPy_MPQ_Int_Slot, /* nb_int */ 0, /* nb_reserved */ (unaryfunc) GMPy_MPQ_Float_Slot, /* nb_float */ 0, /* nb_inplace_add */ 0, /* nb_inplace_subtract */ 0, /* nb_inplace_multiply */ 0, /* nb_inplace_remainder */ 0, /* nb_inplace_power */ 0, /* nb_inplace_lshift */ 0, /* nb_inplace_rshift */ 0, /* nb_inplace_and */ 0, /* nb_inplace_xor */ 0, /* nb_inplace_or */ (binaryfunc) GMPy_Number_FloorDiv_Slot, /* nb_floor_divide */ (binaryfunc) GMPy_Number_TrueDiv_Slot, /* nb_true_divide */ 0, /* nb_inplace_floor_divide */ 0, /* nb_inplace_true_divide */ 0, /* nb_index */ }; #else static PyNumberMethods mpq_number_methods = { (binaryfunc) GMPy_Number_Add_Slot, /* nb_add */ (binaryfunc) GMPy_Number_Sub_Slot, /* nb_subtract */ (binaryfunc) GMPy_Number_Mul_Slot, /* nb_multiply */ (binaryfunc) GMPy_Number_TrueDiv_Slot, /* nb_divide */ (binaryfunc) GMPy_Number_Mod_Slot, /* nb_remainder */ (binaryfunc) GMPy_Number_DivMod_Slot, /* nb_divmod */ (ternaryfunc) GMPy_Number_Pow_Slot, /* nb_power */ (unaryfunc) GMPy_MPQ_Minus_Slot, /* nb_negative */ (unaryfunc) GMPy_MPQ_Plus_Slot, /* nb_positive */ (unaryfunc) GMPy_MPQ_Abs_Slot, /* nb_absolute */ (inquiry) GMPy_MPQ_NonZero_Slot, /* nb_bool */ 0, /* nb_invert */ 0, /* nb_lshift */ 0, /* nb_rshift */ 0, /* nb_and */ 0, /* nb_xor */ 0, /* nb_or */ 0, /* nb_coerce */ (unaryfunc) GMPy_MPQ_Int_Slot, /* nb_int */ (unaryfunc) GMPy_MPQ_Long_Slot, /* nb_long */ (unaryfunc) GMPy_MPQ_Float_Slot, /* nb_float */ 0, /* nb_oct */ 0, /* nb_hex */ 0, /* nb_inplace_add; */ 0, /* nb_inplace_subtract */ 0, /* nb_inplace_multiply */ 0, /* nb_inplace_divide */ 0, /* nb_inplace_remainder */ 0, /* nb_inplace_power */ 0, /* nb_inplace_lshift */ 0, /* nb_inplace_rshift */ 0, /* nb_inplace_and */ 0, /* nb_inplace_xor */ 0, /* nb_inplace_or */ (binaryfunc) GMPy_Number_FloorDiv_Slot, /* nb_floor_divide */ (binaryfunc) GMPy_Number_TrueDiv_Slot, /* nb_true_divide */ 0, /* nb_inplace_floor_divide */ 0, /* nb_inplace_true_divide */ }; #endif static PyGetSetDef GMPy_MPQ_getseters[] = { { "numerator", (getter)GMPy_MPQ_Attrib_GetNumer, NULL, "the numerator of a rational number in lowest terms", NULL }, { "denominator", (getter)GMPy_MPQ_Attrib_GetDenom, NULL, "the denominator of a rational number in lowest terms", NULL }, { "real", (getter)GMPy_MPQ_Attrib_GetReal, NULL, "the real part of a complex number", NULL }, { "imag", (getter)GMPy_MPQ_Attrib_GetImag, NULL, "the imaginary part of a complex number", NULL }, {NULL} }; static PyMethodDef GMPy_MPQ_methods [] = { { "__ceil__", GMPy_MPQ_Method_Ceil, METH_NOARGS, GMPy_doc_mpq_method_ceil }, { "__floor__", GMPy_MPQ_Method_Floor, METH_NOARGS, GMPy_doc_mpq_method_floor }, { "__round__", GMPy_MPQ_Method_Round, METH_VARARGS, GMPy_doc_mpq_method_round }, { "__sizeof__", GMPy_MPQ_Method_Sizeof, METH_NOARGS, GMPy_doc_mpq_method_sizeof }, { "__trunc__", GMPy_MPQ_Method_Trunc, METH_NOARGS, GMPy_doc_mpq_method_trunc }, { "conjugate", GMPy_MP_Method_Conjugate, METH_NOARGS, GMPy_doc_mp_method_conjugate }, { "digits", GMPy_MPQ_Digits_Method, METH_VARARGS, GMPy_doc_mpq_digits_method }, { NULL, NULL, 1 } }; static PyTypeObject MPQ_Type = { /* PyObject_HEAD_INIT(&PyType_Type) */ #ifdef PY3 PyVarObject_HEAD_INIT(NULL, 0) #else PyObject_HEAD_INIT(0) 0, /* ob_size */ #endif "mpq", /* tp_name */ sizeof(MPQ_Object), /* tp_basicsize */ 0, /* tp_itemsize */ /* methods */ (destructor) GMPy_MPQ_Dealloc, /* tp_dealloc */ 0, /* tp_print */ 0, /* tp_getattr */ 0, /* tp_setattr */ 0, /* tp_reserved */ (reprfunc) GMPy_MPQ_Repr_Slot, /* tp_repr */ &mpq_number_methods, /* tp_as_number */ 0, /* tp_as_sequence */ 0, /* tp_as_mapping */ (hashfunc) GMPy_MPQ_Hash_Slot, /* tp_hash */ 0, /* tp_call */ (reprfunc) GMPy_MPQ_Str_Slot, /* tp_str */ (getattrofunc) 0, /* tp_getattro */ (setattrofunc) 0, /* tp_setattro */ 0, /* tp_as_buffer */ #ifdef PY3 Py_TPFLAGS_DEFAULT, /* tp_flags */ #else Py_TPFLAGS_HAVE_RICHCOMPARE | Py_TPFLAGS_CHECKTYPES, /* tp_flags */ #endif GMPy_doc_mpq, /* tp_doc */ 0, /* tp_traverse */ 0, /* tp_clear */ (richcmpfunc)&GMPy_RichCompare_Slot, /* tp_richcompare */ 0, /* tp_weaklistoffset*/ 0, /* tp_iter */ 0, /* tp_iternext */ GMPy_MPQ_methods, /* tp_methods */ 0, /* tp_members */ GMPy_MPQ_getseters, /* tp_getset */ 0, /* tp_base */ 0, /* tp_dict */ 0, /* tp_descr_get */ 0, /* tp_descr_set */ 0, /* tp_dictoffset */ 0, /* tp_init */ 0, /* tp_alloc */ GMPy_MPQ_NewInit, /* tp_new */ 0, /* tp_free */ };