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Copy pathmathintegermodule.c.h
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159 lines (130 loc) · 4.24 KB
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/*[clinic input]
preserve
[clinic start generated code]*/
#include "pycore_modsupport.h" // _PyArg_CheckPositional()
PyDoc_STRVAR(math_integer_gcd__doc__,
"gcd($module, /, *integers)\n"
"--\n"
"\n"
"Greatest Common Divisor.");
#define MATH_INTEGER_GCD_METHODDEF \
{"gcd", _PyCFunction_CAST(math_integer_gcd), METH_FASTCALL, math_integer_gcd__doc__},
static PyObject *
math_integer_gcd_impl(PyObject *module, PyObject * const *args,
Py_ssize_t args_length);
static PyObject *
math_integer_gcd(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
PyObject * const *__clinic_args;
Py_ssize_t args_length;
__clinic_args = args;
args_length = nargs;
return_value = math_integer_gcd_impl(module, __clinic_args, args_length);
return return_value;
}
PyDoc_STRVAR(math_integer_lcm__doc__,
"lcm($module, /, *integers)\n"
"--\n"
"\n"
"Least Common Multiple.");
#define MATH_INTEGER_LCM_METHODDEF \
{"lcm", _PyCFunction_CAST(math_integer_lcm), METH_FASTCALL, math_integer_lcm__doc__},
static PyObject *
math_integer_lcm_impl(PyObject *module, PyObject * const *args,
Py_ssize_t args_length);
static PyObject *
math_integer_lcm(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
PyObject * const *__clinic_args;
Py_ssize_t args_length;
__clinic_args = args;
args_length = nargs;
return_value = math_integer_lcm_impl(module, __clinic_args, args_length);
return return_value;
}
PyDoc_STRVAR(math_integer_isqrt__doc__,
"isqrt($module, n, /)\n"
"--\n"
"\n"
"Return the integer part of the square root of the input.");
#define MATH_INTEGER_ISQRT_METHODDEF \
{"isqrt", (PyCFunction)math_integer_isqrt, METH_O, math_integer_isqrt__doc__},
PyDoc_STRVAR(math_integer_factorial__doc__,
"factorial($module, n, /)\n"
"--\n"
"\n"
"Find n!.");
#define MATH_INTEGER_FACTORIAL_METHODDEF \
{"factorial", (PyCFunction)math_integer_factorial, METH_O, math_integer_factorial__doc__},
PyDoc_STRVAR(math_integer_perm__doc__,
"perm($module, n, k=None, /)\n"
"--\n"
"\n"
"Number of ways to choose k items from n items without repetition and with order.\n"
"\n"
"Evaluates to n! / (n - k)! when k <= n and evaluates\n"
"to zero when k > n.\n"
"\n"
"If k is not specified or is None, then k defaults to n\n"
"and the function returns n!.\n"
"\n"
"Raises ValueError if either of the arguments are negative.");
#define MATH_INTEGER_PERM_METHODDEF \
{"perm", _PyCFunction_CAST(math_integer_perm), METH_FASTCALL, math_integer_perm__doc__},
static PyObject *
math_integer_perm_impl(PyObject *module, PyObject *n, PyObject *k);
static PyObject *
math_integer_perm(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
PyObject *n;
PyObject *k = Py_None;
if (!_PyArg_CheckPositional("perm", nargs, 1, 2)) {
goto exit;
}
n = args[0];
if (nargs < 2) {
goto skip_optional;
}
k = args[1];
skip_optional:
return_value = math_integer_perm_impl(module, n, k);
exit:
return return_value;
}
PyDoc_STRVAR(math_integer_comb__doc__,
"comb($module, n, k, /)\n"
"--\n"
"\n"
"Number of ways to choose k items from n items without repetition and without order.\n"
"\n"
"Evaluates to n! / (k! * (n - k)!) when k <= n and evaluates\n"
"to zero when k > n.\n"
"\n"
"Also called the binomial coefficient because it is equivalent\n"
"to the coefficient of k-th term in polynomial expansion of the\n"
"expression (1 + x)**n.\n"
"\n"
"Raises ValueError if either of the arguments are negative.");
#define MATH_INTEGER_COMB_METHODDEF \
{"comb", _PyCFunction_CAST(math_integer_comb), METH_FASTCALL, math_integer_comb__doc__},
static PyObject *
math_integer_comb_impl(PyObject *module, PyObject *n, PyObject *k);
static PyObject *
math_integer_comb(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
{
PyObject *return_value = NULL;
PyObject *n;
PyObject *k;
if (!_PyArg_CheckPositional("comb", nargs, 2, 2)) {
goto exit;
}
n = args[0];
k = args[1];
return_value = math_integer_comb_impl(module, n, k);
exit:
return return_value;
}
/*[clinic end generated code: output=34697570c923a3af input=a9049054013a1b77]*/