mirror of
https://github.com/python/cpython.git
synced 2025-10-31 05:31:20 +00:00
75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
|
/*[clinic input]
|
||
|
|
preserve
|
||
|
|
[clinic start generated code]*/
|
||
|
|
|
||
|
|
PyDoc_STRVAR(memoryview_hex__doc__,
|
||
|
|
"hex($self, /, sep=None, bytes_per_sep=1)\n"
|
||
|
|
"--\n"
|
||
|
|
"\n"
|
||
|
|
"Return the data in the buffer as a str of hexadecimal numbers.\n"
|
||
|
|
"\n"
|
||
|
|
" sep\n"
|
||
|
|
" An optional single character or byte to separate hex bytes.\n"
|
||
|
|
" bytes_per_sep\n"
|
||
|
|
" How many bytes between separators. Positive values count from the\n"
|
||
|
|
" right, negative values count from the left.\n"
|
||
|
|
"\n"
|
||
|
|
"Example:\n"
|
||
|
|
">>> value = memoryview(b\'\\xb9\\x01\\xef\')\n"
|
||
|
|
">>> value.hex()\n"
|
||
|
|
"\'b901ef\'\n"
|
||
|
|
">>> value.hex(\':\')\n"
|
||
|
|
"\'b9:01:ef\'\n"
|
||
|
|
">>> value.hex(\':\', 2)\n"
|
||
|
|
"\'b9:01ef\'\n"
|
||
|
|
">>> value.hex(\':\', -2)\n"
|
||
|
|
"\'b901:ef\'");
|
||
|
|
|
||
|
|
#define MEMORYVIEW_HEX_METHODDEF \
|
||
|
|
{"hex", (PyCFunction)(void(*)(void))memoryview_hex, METH_FASTCALL|METH_KEYWORDS, memoryview_hex__doc__},
|
||
|
|
|
||
|
|
static PyObject *
|
||
|
|
memoryview_hex_impl(PyMemoryViewObject *self, PyObject *sep,
|
||
|
|
int bytes_per_sep);
|
||
|
|
|
||
|
|
static PyObject *
|
||
|
|
memoryview_hex(PyMemoryViewObject *self, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
|
||
|
|
{
|
||
|
|
PyObject *return_value = NULL;
|
||
|
|
static const char * const _keywords[] = {"sep", "bytes_per_sep", NULL};
|
||
|
|
static _PyArg_Parser _parser = {NULL, _keywords, "hex", 0};
|
||
|
|
PyObject *argsbuf[2];
|
||
|
|
Py_ssize_t noptargs = nargs + (kwnames ? PyTuple_GET_SIZE(kwnames) : 0) - 0;
|
||
|
|
PyObject *sep = NULL;
|
||
|
|
int bytes_per_sep = 1;
|
||
|
|
|
||
|
|
args = _PyArg_UnpackKeywords(args, nargs, NULL, kwnames, &_parser, 0, 2, 0, argsbuf);
|
||
|
|
if (!args) {
|
||
|
|
goto exit;
|
||
|
|
}
|
||
|
|
if (!noptargs) {
|
||
|
|
goto skip_optional_pos;
|
||
|
|
}
|
||
|
|
if (args[0]) {
|
||
|
|
sep = args[0];
|
||
|
|
if (!--noptargs) {
|
||
|
|
goto skip_optional_pos;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (PyFloat_Check(args[1])) {
|
||
|
|
PyErr_SetString(PyExc_TypeError,
|
||
|
|
"integer argument expected, got float" );
|
||
|
|
goto exit;
|
||
|
|
}
|
||
|
|
bytes_per_sep = _PyLong_AsInt(args[1]);
|
||
|
|
if (bytes_per_sep == -1 && PyErr_Occurred()) {
|
||
|
|
goto exit;
|
||
|
|
}
|
||
|
|
skip_optional_pos:
|
||
|
|
return_value = memoryview_hex_impl(self, sep, bytes_per_sep);
|
||
|
|
|
||
|
|
exit:
|
||
|
|
return return_value;
|
||
|
|
}
|
||
|
|
/*[clinic end generated code: output=5e44e2bcf01057b5 input=a9049054013a1b77]*/
|