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- /*[clinic input]
- preserve
- [clinic start generated code]*/
- #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
- # include "pycore_gc.h" // PyGC_Head
- # include "pycore_runtime.h" // _Py_ID()
- #endif
- PyDoc_STRVAR(_io_BytesIO_readable__doc__,
- "readable($self, /)\n"
- "--\n"
- "\n"
- "Returns True if the IO object can be read.");
- #define _IO_BYTESIO_READABLE_METHODDEF \
- {"readable", (PyCFunction)_io_BytesIO_readable, METH_NOARGS, _io_BytesIO_readable__doc__},
- static PyObject *
- _io_BytesIO_readable_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_readable(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_readable_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_writable__doc__,
- "writable($self, /)\n"
- "--\n"
- "\n"
- "Returns True if the IO object can be written.");
- #define _IO_BYTESIO_WRITABLE_METHODDEF \
- {"writable", (PyCFunction)_io_BytesIO_writable, METH_NOARGS, _io_BytesIO_writable__doc__},
- static PyObject *
- _io_BytesIO_writable_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_writable(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_writable_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_seekable__doc__,
- "seekable($self, /)\n"
- "--\n"
- "\n"
- "Returns True if the IO object can be seeked.");
- #define _IO_BYTESIO_SEEKABLE_METHODDEF \
- {"seekable", (PyCFunction)_io_BytesIO_seekable, METH_NOARGS, _io_BytesIO_seekable__doc__},
- static PyObject *
- _io_BytesIO_seekable_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_seekable(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_seekable_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_flush__doc__,
- "flush($self, /)\n"
- "--\n"
- "\n"
- "Does nothing.");
- #define _IO_BYTESIO_FLUSH_METHODDEF \
- {"flush", (PyCFunction)_io_BytesIO_flush, METH_NOARGS, _io_BytesIO_flush__doc__},
- static PyObject *
- _io_BytesIO_flush_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_flush(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_flush_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_getbuffer__doc__,
- "getbuffer($self, /)\n"
- "--\n"
- "\n"
- "Get a read-write view over the contents of the BytesIO object.");
- #define _IO_BYTESIO_GETBUFFER_METHODDEF \
- {"getbuffer", _PyCFunction_CAST(_io_BytesIO_getbuffer), METH_METHOD|METH_FASTCALL|METH_KEYWORDS, _io_BytesIO_getbuffer__doc__},
- static PyObject *
- _io_BytesIO_getbuffer_impl(bytesio *self, PyTypeObject *cls);
- static PyObject *
- _io_BytesIO_getbuffer(bytesio *self, PyTypeObject *cls, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames)
- {
- if (nargs || (kwnames && PyTuple_GET_SIZE(kwnames))) {
- PyErr_SetString(PyExc_TypeError, "getbuffer() takes no arguments");
- return NULL;
- }
- return _io_BytesIO_getbuffer_impl(self, cls);
- }
- PyDoc_STRVAR(_io_BytesIO_getvalue__doc__,
- "getvalue($self, /)\n"
- "--\n"
- "\n"
- "Retrieve the entire contents of the BytesIO object.");
- #define _IO_BYTESIO_GETVALUE_METHODDEF \
- {"getvalue", (PyCFunction)_io_BytesIO_getvalue, METH_NOARGS, _io_BytesIO_getvalue__doc__},
- static PyObject *
- _io_BytesIO_getvalue_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_getvalue(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_getvalue_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_isatty__doc__,
- "isatty($self, /)\n"
- "--\n"
- "\n"
- "Always returns False.\n"
- "\n"
- "BytesIO objects are not connected to a TTY-like device.");
- #define _IO_BYTESIO_ISATTY_METHODDEF \
- {"isatty", (PyCFunction)_io_BytesIO_isatty, METH_NOARGS, _io_BytesIO_isatty__doc__},
- static PyObject *
- _io_BytesIO_isatty_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_isatty(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_isatty_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_tell__doc__,
- "tell($self, /)\n"
- "--\n"
- "\n"
- "Current file position, an integer.");
- #define _IO_BYTESIO_TELL_METHODDEF \
- {"tell", (PyCFunction)_io_BytesIO_tell, METH_NOARGS, _io_BytesIO_tell__doc__},
- static PyObject *
- _io_BytesIO_tell_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_tell(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_tell_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO_read__doc__,
- "read($self, size=-1, /)\n"
- "--\n"
- "\n"
- "Read at most size bytes, returned as a bytes object.\n"
- "\n"
- "If the size argument is negative, read until EOF is reached.\n"
- "Return an empty bytes object at EOF.");
- #define _IO_BYTESIO_READ_METHODDEF \
- {"read", _PyCFunction_CAST(_io_BytesIO_read), METH_FASTCALL, _io_BytesIO_read__doc__},
- static PyObject *
- _io_BytesIO_read_impl(bytesio *self, Py_ssize_t size);
- static PyObject *
- _io_BytesIO_read(bytesio *self, PyObject *const *args, Py_ssize_t nargs)
- {
- PyObject *return_value = NULL;
- Py_ssize_t size = -1;
- if (!_PyArg_CheckPositional("read", nargs, 0, 1)) {
- goto exit;
- }
- if (nargs < 1) {
- goto skip_optional;
- }
- if (!_Py_convert_optional_to_ssize_t(args[0], &size)) {
- goto exit;
- }
- skip_optional:
- return_value = _io_BytesIO_read_impl(self, size);
- exit:
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_read1__doc__,
- "read1($self, size=-1, /)\n"
- "--\n"
- "\n"
- "Read at most size bytes, returned as a bytes object.\n"
- "\n"
- "If the size argument is negative or omitted, read until EOF is reached.\n"
- "Return an empty bytes object at EOF.");
- #define _IO_BYTESIO_READ1_METHODDEF \
- {"read1", _PyCFunction_CAST(_io_BytesIO_read1), METH_FASTCALL, _io_BytesIO_read1__doc__},
- static PyObject *
- _io_BytesIO_read1_impl(bytesio *self, Py_ssize_t size);
- static PyObject *
- _io_BytesIO_read1(bytesio *self, PyObject *const *args, Py_ssize_t nargs)
- {
- PyObject *return_value = NULL;
- Py_ssize_t size = -1;
- if (!_PyArg_CheckPositional("read1", nargs, 0, 1)) {
- goto exit;
- }
- if (nargs < 1) {
- goto skip_optional;
- }
- if (!_Py_convert_optional_to_ssize_t(args[0], &size)) {
- goto exit;
- }
- skip_optional:
- return_value = _io_BytesIO_read1_impl(self, size);
- exit:
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_readline__doc__,
- "readline($self, size=-1, /)\n"
- "--\n"
- "\n"
- "Next line from the file, as a bytes object.\n"
- "\n"
- "Retain newline. A non-negative size argument limits the maximum\n"
- "number of bytes to return (an incomplete line may be returned then).\n"
- "Return an empty bytes object at EOF.");
- #define _IO_BYTESIO_READLINE_METHODDEF \
- {"readline", _PyCFunction_CAST(_io_BytesIO_readline), METH_FASTCALL, _io_BytesIO_readline__doc__},
- static PyObject *
- _io_BytesIO_readline_impl(bytesio *self, Py_ssize_t size);
- static PyObject *
- _io_BytesIO_readline(bytesio *self, PyObject *const *args, Py_ssize_t nargs)
- {
- PyObject *return_value = NULL;
- Py_ssize_t size = -1;
- if (!_PyArg_CheckPositional("readline", nargs, 0, 1)) {
- goto exit;
- }
- if (nargs < 1) {
- goto skip_optional;
- }
- if (!_Py_convert_optional_to_ssize_t(args[0], &size)) {
- goto exit;
- }
- skip_optional:
- return_value = _io_BytesIO_readline_impl(self, size);
- exit:
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_readlines__doc__,
- "readlines($self, size=None, /)\n"
- "--\n"
- "\n"
- "List of bytes objects, each a line from the file.\n"
- "\n"
- "Call readline() repeatedly and return a list of the lines so read.\n"
- "The optional size argument, if given, is an approximate bound on the\n"
- "total number of bytes in the lines returned.");
- #define _IO_BYTESIO_READLINES_METHODDEF \
- {"readlines", _PyCFunction_CAST(_io_BytesIO_readlines), METH_FASTCALL, _io_BytesIO_readlines__doc__},
- static PyObject *
- _io_BytesIO_readlines_impl(bytesio *self, PyObject *arg);
- static PyObject *
- _io_BytesIO_readlines(bytesio *self, PyObject *const *args, Py_ssize_t nargs)
- {
- PyObject *return_value = NULL;
- PyObject *arg = Py_None;
- if (!_PyArg_CheckPositional("readlines", nargs, 0, 1)) {
- goto exit;
- }
- if (nargs < 1) {
- goto skip_optional;
- }
- arg = args[0];
- skip_optional:
- return_value = _io_BytesIO_readlines_impl(self, arg);
- exit:
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_readinto__doc__,
- "readinto($self, buffer, /)\n"
- "--\n"
- "\n"
- "Read bytes into buffer.\n"
- "\n"
- "Returns number of bytes read (0 for EOF), or None if the object\n"
- "is set not to block and has no data to read.");
- #define _IO_BYTESIO_READINTO_METHODDEF \
- {"readinto", (PyCFunction)_io_BytesIO_readinto, METH_O, _io_BytesIO_readinto__doc__},
- static PyObject *
- _io_BytesIO_readinto_impl(bytesio *self, Py_buffer *buffer);
- static PyObject *
- _io_BytesIO_readinto(bytesio *self, PyObject *arg)
- {
- PyObject *return_value = NULL;
- Py_buffer buffer = {NULL, NULL};
- if (PyObject_GetBuffer(arg, &buffer, PyBUF_WRITABLE) < 0) {
- PyErr_Clear();
- _PyArg_BadArgument("readinto", "argument", "read-write bytes-like object", arg);
- goto exit;
- }
- if (!PyBuffer_IsContiguous(&buffer, 'C')) {
- _PyArg_BadArgument("readinto", "argument", "contiguous buffer", arg);
- goto exit;
- }
- return_value = _io_BytesIO_readinto_impl(self, &buffer);
- exit:
- /* Cleanup for buffer */
- if (buffer.obj) {
- PyBuffer_Release(&buffer);
- }
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_truncate__doc__,
- "truncate($self, size=None, /)\n"
- "--\n"
- "\n"
- "Truncate the file to at most size bytes.\n"
- "\n"
- "Size defaults to the current file position, as returned by tell().\n"
- "The current file position is unchanged. Returns the new size.");
- #define _IO_BYTESIO_TRUNCATE_METHODDEF \
- {"truncate", _PyCFunction_CAST(_io_BytesIO_truncate), METH_FASTCALL, _io_BytesIO_truncate__doc__},
- static PyObject *
- _io_BytesIO_truncate_impl(bytesio *self, Py_ssize_t size);
- static PyObject *
- _io_BytesIO_truncate(bytesio *self, PyObject *const *args, Py_ssize_t nargs)
- {
- PyObject *return_value = NULL;
- Py_ssize_t size = self->pos;
- if (!_PyArg_CheckPositional("truncate", nargs, 0, 1)) {
- goto exit;
- }
- if (nargs < 1) {
- goto skip_optional;
- }
- if (!_Py_convert_optional_to_ssize_t(args[0], &size)) {
- goto exit;
- }
- skip_optional:
- return_value = _io_BytesIO_truncate_impl(self, size);
- exit:
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_seek__doc__,
- "seek($self, pos, whence=0, /)\n"
- "--\n"
- "\n"
- "Change stream position.\n"
- "\n"
- "Seek to byte offset pos relative to position indicated by whence:\n"
- " 0 Start of stream (the default). pos should be >= 0;\n"
- " 1 Current position - pos may be negative;\n"
- " 2 End of stream - pos usually negative.\n"
- "Returns the new absolute position.");
- #define _IO_BYTESIO_SEEK_METHODDEF \
- {"seek", _PyCFunction_CAST(_io_BytesIO_seek), METH_FASTCALL, _io_BytesIO_seek__doc__},
- static PyObject *
- _io_BytesIO_seek_impl(bytesio *self, Py_ssize_t pos, int whence);
- static PyObject *
- _io_BytesIO_seek(bytesio *self, PyObject *const *args, Py_ssize_t nargs)
- {
- PyObject *return_value = NULL;
- Py_ssize_t pos;
- int whence = 0;
- if (!_PyArg_CheckPositional("seek", nargs, 1, 2)) {
- goto exit;
- }
- {
- Py_ssize_t ival = -1;
- PyObject *iobj = _PyNumber_Index(args[0]);
- if (iobj != NULL) {
- ival = PyLong_AsSsize_t(iobj);
- Py_DECREF(iobj);
- }
- if (ival == -1 && PyErr_Occurred()) {
- goto exit;
- }
- pos = ival;
- }
- if (nargs < 2) {
- goto skip_optional;
- }
- whence = _PyLong_AsInt(args[1]);
- if (whence == -1 && PyErr_Occurred()) {
- goto exit;
- }
- skip_optional:
- return_value = _io_BytesIO_seek_impl(self, pos, whence);
- exit:
- return return_value;
- }
- PyDoc_STRVAR(_io_BytesIO_write__doc__,
- "write($self, b, /)\n"
- "--\n"
- "\n"
- "Write bytes to file.\n"
- "\n"
- "Return the number of bytes written.");
- #define _IO_BYTESIO_WRITE_METHODDEF \
- {"write", (PyCFunction)_io_BytesIO_write, METH_O, _io_BytesIO_write__doc__},
- PyDoc_STRVAR(_io_BytesIO_writelines__doc__,
- "writelines($self, lines, /)\n"
- "--\n"
- "\n"
- "Write lines to the file.\n"
- "\n"
- "Note that newlines are not added. lines can be any iterable object\n"
- "producing bytes-like objects. This is equivalent to calling write() for\n"
- "each element.");
- #define _IO_BYTESIO_WRITELINES_METHODDEF \
- {"writelines", (PyCFunction)_io_BytesIO_writelines, METH_O, _io_BytesIO_writelines__doc__},
- PyDoc_STRVAR(_io_BytesIO_close__doc__,
- "close($self, /)\n"
- "--\n"
- "\n"
- "Disable all I/O operations.");
- #define _IO_BYTESIO_CLOSE_METHODDEF \
- {"close", (PyCFunction)_io_BytesIO_close, METH_NOARGS, _io_BytesIO_close__doc__},
- static PyObject *
- _io_BytesIO_close_impl(bytesio *self);
- static PyObject *
- _io_BytesIO_close(bytesio *self, PyObject *Py_UNUSED(ignored))
- {
- return _io_BytesIO_close_impl(self);
- }
- PyDoc_STRVAR(_io_BytesIO___init____doc__,
- "BytesIO(initial_bytes=b\'\')\n"
- "--\n"
- "\n"
- "Buffered I/O implementation using an in-memory bytes buffer.");
- static int
- _io_BytesIO___init___impl(bytesio *self, PyObject *initvalue);
- static int
- _io_BytesIO___init__(PyObject *self, PyObject *args, PyObject *kwargs)
- {
- int return_value = -1;
- #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
- #define NUM_KEYWORDS 1
- static struct {
- PyGC_Head _this_is_not_used;
- PyObject_VAR_HEAD
- PyObject *ob_item[NUM_KEYWORDS];
- } _kwtuple = {
- .ob_base = PyVarObject_HEAD_INIT(&PyTuple_Type, NUM_KEYWORDS)
- .ob_item = { &_Py_ID(initial_bytes), },
- };
- #undef NUM_KEYWORDS
- #define KWTUPLE (&_kwtuple.ob_base.ob_base)
- #else // !Py_BUILD_CORE
- # define KWTUPLE NULL
- #endif // !Py_BUILD_CORE
- static const char * const _keywords[] = {"initial_bytes", NULL};
- static _PyArg_Parser _parser = {
- .keywords = _keywords,
- .fname = "BytesIO",
- .kwtuple = KWTUPLE,
- };
- #undef KWTUPLE
- PyObject *argsbuf[1];
- PyObject * const *fastargs;
- Py_ssize_t nargs = PyTuple_GET_SIZE(args);
- Py_ssize_t noptargs = nargs + (kwargs ? PyDict_GET_SIZE(kwargs) : 0) - 0;
- PyObject *initvalue = NULL;
- fastargs = _PyArg_UnpackKeywords(_PyTuple_CAST(args)->ob_item, nargs, kwargs, NULL, &_parser, 0, 1, 0, argsbuf);
- if (!fastargs) {
- goto exit;
- }
- if (!noptargs) {
- goto skip_optional_pos;
- }
- initvalue = fastargs[0];
- skip_optional_pos:
- return_value = _io_BytesIO___init___impl((bytesio *)self, initvalue);
- exit:
- return return_value;
- }
- /*[clinic end generated code: output=1c540b54a10919d7 input=a9049054013a1b77]*/
|