https://github.com/python/cpython/commit/11f7a939debd7731d1cb79ed84a473fa87c279c8
commit: 11f7a939debd7731d1cb79ed84a473fa87c279c8
branch: main
author: Adam Turner <[email protected]>
committer: AA-Turner <[email protected]>
date: 2025-05-28T14:45:08Z
summary:
gh-132983: Split ``_zstd_set_c_parameters`` (#133921)
files:
M Lib/compression/zstd/_zstdfile.py
M Lib/test/test_zstd.py
M Modules/_zstd/_zstdmodule.c
M Modules/_zstd/_zstdmodule.h
M Modules/_zstd/compressor.c
M Modules/_zstd/decompressor.c
diff --git a/Lib/compression/zstd/_zstdfile.py
b/Lib/compression/zstd/_zstdfile.py
index 8770e576f509f4..d709f5efc658fa 100644
--- a/Lib/compression/zstd/_zstdfile.py
+++ b/Lib/compression/zstd/_zstdfile.py
@@ -1,7 +1,6 @@
import io
from os import PathLike
-from _zstd import (ZstdCompressor, ZstdDecompressor, ZstdError,
- ZSTD_DStreamOutSize)
+from _zstd import ZstdCompressor, ZstdDecompressor, ZSTD_DStreamOutSize
from compression._common import _streams
__all__ = ('ZstdFile', 'open')
diff --git a/Lib/test/test_zstd.py b/Lib/test/test_zstd.py
index bc809603cbc629..014634e450e449 100644
--- a/Lib/test/test_zstd.py
+++ b/Lib/test/test_zstd.py
@@ -64,6 +64,10 @@
SUPPORT_MULTITHREADING = False
+C_INT_MIN = -(2**31)
+C_INT_MAX = (2**31) - 1
+
+
def setUpModule():
global SUPPORT_MULTITHREADING
SUPPORT_MULTITHREADING = CompressionParameter.nb_workers.bounds() != (0, 0)
@@ -195,14 +199,21 @@ def test_simple_compress_bad_args(self):
self.assertRaises(TypeError, ZstdCompressor, zstd_dict=b"abcd1234")
self.assertRaises(TypeError, ZstdCompressor, zstd_dict={1: 2, 3: 4})
- with self.assertRaises(ValueError):
- ZstdCompressor(2**31)
- with self.assertRaises(ValueError):
- ZstdCompressor(options={2**31: 100})
+ # valid range for compression level is [-(1<<17), 22]
+ msg = r'illegal compression level {}; the valid range is \[-?\d+,
-?\d+\]'
+ with self.assertRaisesRegex(ValueError, msg.format(C_INT_MAX)):
+ ZstdCompressor(C_INT_MAX)
+ with self.assertRaisesRegex(ValueError, msg.format(C_INT_MIN)):
+ ZstdCompressor(C_INT_MIN)
+ msg = r'illegal compression level; the valid range is \[-?\d+, -?\d+\]'
+ with self.assertRaisesRegex(ValueError, msg):
+ ZstdCompressor(level=-(2**1000))
+ with self.assertRaisesRegex(ValueError, msg):
+ ZstdCompressor(level=2**1000)
- with self.assertRaises(ZstdError):
+ with self.assertRaises(ValueError):
ZstdCompressor(options={CompressionParameter.window_log: 100})
- with self.assertRaises(ZstdError):
+ with self.assertRaises(ValueError):
ZstdCompressor(options={3333: 100})
# Method bad arguments
@@ -253,18 +264,32 @@ def test_compress_parameters(self):
}
ZstdCompressor(options=d)
- # larger than signed int, ValueError
d1 = d.copy()
- d1[CompressionParameter.ldm_bucket_size_log] = 2**31
- self.assertRaises(ValueError, ZstdCompressor, options=d1)
+ # larger than signed int
+ d1[CompressionParameter.ldm_bucket_size_log] = C_INT_MAX
+ with self.assertRaises(ValueError):
+ ZstdCompressor(options=d1)
+ # smaller than signed int
+ d1[CompressionParameter.ldm_bucket_size_log] = C_INT_MIN
+ with self.assertRaises(ValueError):
+ ZstdCompressor(options=d1)
- # clamp compressionLevel
+ # out of bounds compression level
level_min, level_max = CompressionParameter.compression_level.bounds()
- compress(b'', level_max+1)
- compress(b'', level_min-1)
-
- compress(b'',
options={CompressionParameter.compression_level:level_max+1})
- compress(b'',
options={CompressionParameter.compression_level:level_min-1})
+ with self.assertRaises(ValueError):
+ compress(b'', level_max+1)
+ with self.assertRaises(ValueError):
+ compress(b'', level_min-1)
+ with self.assertRaises(ValueError):
+ compress(b'', 2**1000)
+ with self.assertRaises(ValueError):
+ compress(b'', -(2**1000))
+ with self.assertRaises(ValueError):
+ compress(b'', options={
+ CompressionParameter.compression_level: level_max+1})
+ with self.assertRaises(ValueError):
+ compress(b'', options={
+ CompressionParameter.compression_level: level_min-1})
# zstd lib doesn't support MT compression
if not SUPPORT_MULTITHREADING:
@@ -277,19 +302,19 @@ def test_compress_parameters(self):
# out of bounds error msg
option = {CompressionParameter.window_log:100}
- with self.assertRaisesRegex(ZstdError,
- (r'Error when setting zstd compression parameter "window_log",
'
- r'it should \d+ <= value <= \d+, provided value is 100\. '
- r'\((?:32|64)-bit build\)')):
+ with self.assertRaisesRegex(
+ ValueError,
+ "compression parameter 'window_log' received an illegal value 100;
"
+ r'the valid range is \[-?\d+, -?\d+\]',
+ ):
compress(b'', options=option)
def test_unknown_compression_parameter(self):
KEY = 100001234
option = {CompressionParameter.compression_level: 10,
KEY: 200000000}
- pattern = (r'Invalid zstd compression parameter.*?'
- fr'"unknown parameter \(key {KEY}\)"')
- with self.assertRaisesRegex(ZstdError, pattern):
+ pattern = rf"invalid compression parameter 'unknown parameter \(key
{KEY}\)'"
+ with self.assertRaisesRegex(ValueError, pattern):
ZstdCompressor(options=option)
@unittest.skipIf(not SUPPORT_MULTITHREADING,
@@ -384,12 +409,22 @@ def test_simple_decompress_bad_args(self):
self.assertRaises(TypeError, ZstdDecompressor, options=b'abc')
with self.assertRaises(ValueError):
- ZstdDecompressor(options={2**31 : 100})
+ ZstdDecompressor(options={C_INT_MAX: 100})
+ with self.assertRaises(ValueError):
+ ZstdDecompressor(options={C_INT_MIN: 100})
+ with self.assertRaises(ValueError):
+ ZstdDecompressor(options={0: C_INT_MAX})
+ with self.assertRaises(OverflowError):
+ ZstdDecompressor(options={2**1000: 100})
+ with self.assertRaises(OverflowError):
+ ZstdDecompressor(options={-(2**1000): 100})
+ with self.assertRaises(OverflowError):
+ ZstdDecompressor(options={0: -(2**1000)})
- with self.assertRaises(ZstdError):
-
ZstdDecompressor(options={DecompressionParameter.window_log_max:100})
- with self.assertRaises(ZstdError):
- ZstdDecompressor(options={3333 : 100})
+ with self.assertRaises(ValueError):
+ ZstdDecompressor(options={DecompressionParameter.window_log_max:
100})
+ with self.assertRaises(ValueError):
+ ZstdDecompressor(options={3333: 100})
empty = compress(b'')
lzd = ZstdDecompressor()
@@ -402,26 +437,52 @@ def test_decompress_parameters(self):
d = {DecompressionParameter.window_log_max : 15}
ZstdDecompressor(options=d)
- # larger than signed int, ValueError
d1 = d.copy()
- d1[DecompressionParameter.window_log_max] = 2**31
- self.assertRaises(ValueError, ZstdDecompressor, None, d1)
+ # larger than signed int
+ d1[DecompressionParameter.window_log_max] = 2**1000
+ with self.assertRaises(OverflowError):
+ ZstdDecompressor(None, d1)
+ # smaller than signed int
+ d1[DecompressionParameter.window_log_max] = -(2**1000)
+ with self.assertRaises(OverflowError):
+ ZstdDecompressor(None, d1)
+
+ d1[DecompressionParameter.window_log_max] = C_INT_MAX
+ with self.assertRaises(ValueError):
+ ZstdDecompressor(None, d1)
+ d1[DecompressionParameter.window_log_max] = C_INT_MIN
+ with self.assertRaises(ValueError):
+ ZstdDecompressor(None, d1)
# out of bounds error msg
options = {DecompressionParameter.window_log_max:100}
- with self.assertRaisesRegex(ZstdError,
- (r'Error when setting zstd decompression parameter
"window_log_max", '
- r'it should \d+ <= value <= \d+, provided value is 100\. '
- r'\((?:32|64)-bit build\)')):
+ with self.assertRaisesRegex(
+ ValueError,
+ "decompression parameter 'window_log_max' received an illegal
value 100; "
+ r'the valid range is \[-?\d+, -?\d+\]',
+ ):
+ decompress(b'', options=options)
+
+ # out of bounds deecompression parameter
+ options[DecompressionParameter.window_log_max] = C_INT_MAX
+ with self.assertRaises(ValueError):
+ decompress(b'', options=options)
+ options[DecompressionParameter.window_log_max] = C_INT_MIN
+ with self.assertRaises(ValueError):
+ decompress(b'', options=options)
+ options[DecompressionParameter.window_log_max] = 2**1000
+ with self.assertRaises(OverflowError):
+ decompress(b'', options=options)
+ options[DecompressionParameter.window_log_max] = -(2**1000)
+ with self.assertRaises(OverflowError):
decompress(b'', options=options)
def test_unknown_decompression_parameter(self):
KEY = 100001234
options = {DecompressionParameter.window_log_max:
DecompressionParameter.window_log_max.bounds()[1],
KEY: 200000000}
- pattern = (r'Invalid zstd decompression parameter.*?'
- fr'"unknown parameter \(key {KEY}\)"')
- with self.assertRaisesRegex(ZstdError, pattern):
+ pattern = rf"invalid decompression parameter 'unknown parameter \(key
{KEY}\)'"
+ with self.assertRaisesRegex(ValueError, pattern):
ZstdDecompressor(options=options)
def test_decompress_epilogue_flags(self):
@@ -1424,11 +1485,11 @@ def test_init_bad_mode(self):
ZstdFile(io.BytesIO(COMPRESSED_100_PLUS_32KB), "rw")
with self.assertRaisesRegex(TypeError,
- r"NOT be a CompressionParameter"):
+ r"not be a CompressionParameter"):
ZstdFile(io.BytesIO(), 'rb',
options={CompressionParameter.compression_level:5})
with self.assertRaisesRegex(TypeError,
- r"NOT be a DecompressionParameter"):
+ r"not be a DecompressionParameter"):
ZstdFile(io.BytesIO(), 'wb',
options={DecompressionParameter.window_log_max:21})
@@ -1439,19 +1500,19 @@ def test_init_bad_check(self):
with self.assertRaises(TypeError):
ZstdFile(io.BytesIO(), "w", level='asd')
# CHECK_UNKNOWN and anything above CHECK_ID_MAX should be invalid.
- with self.assertRaises(ZstdError):
+ with self.assertRaises(ValueError):
ZstdFile(io.BytesIO(), "w", options={999:9999})
- with self.assertRaises(ZstdError):
+ with self.assertRaises(ValueError):
ZstdFile(io.BytesIO(), "w",
options={CompressionParameter.window_log:99})
with self.assertRaises(TypeError):
ZstdFile(io.BytesIO(COMPRESSED_100_PLUS_32KB), "r", options=33)
- with self.assertRaises(ValueError):
+ with self.assertRaises(OverflowError):
ZstdFile(io.BytesIO(COMPRESSED_100_PLUS_32KB),
options={DecompressionParameter.window_log_max:2**31})
- with self.assertRaises(ZstdError):
+ with self.assertRaises(ValueError):
ZstdFile(io.BytesIO(COMPRESSED_100_PLUS_32KB),
options={444:333})
@@ -1467,7 +1528,7 @@ def test_init_close_fp(self):
tmp_f.write(DAT_130K_C)
filename = tmp_f.name
- with self.assertRaises(ValueError):
+ with self.assertRaises(TypeError):
ZstdFile(filename, options={'a':'b'})
# for PyPy
diff --git a/Modules/_zstd/_zstdmodule.c b/Modules/_zstd/_zstdmodule.c
index 56ad999e5cd4e4..5ad697d2b83dd6 100644
--- a/Modules/_zstd/_zstdmodule.c
+++ b/Modules/_zstd/_zstdmodule.c
@@ -103,16 +103,13 @@ static const ParameterInfo dp_list[] = {
};
void
-set_parameter_error(const _zstd_state* const state, int is_compress,
- int key_v, int value_v)
+set_parameter_error(int is_compress, int key_v, int value_v)
{
ParameterInfo const *list;
int list_size;
- char const *name;
char *type;
ZSTD_bounds bounds;
- int i;
- char pos_msg[128];
+ char pos_msg[64];
if (is_compress) {
list = cp_list;
@@ -126,8 +123,8 @@ set_parameter_error(const _zstd_state* const state, int
is_compress,
}
/* Find parameter's name */
- name = NULL;
- for (i = 0; i < list_size; i++) {
+ char const *name = NULL;
+ for (int i = 0; i < list_size; i++) {
if (key_v == (list+i)->parameter) {
name = (list+i)->parameter_name;
break;
@@ -149,20 +146,16 @@ set_parameter_error(const _zstd_state* const state, int
is_compress,
bounds = ZSTD_dParam_getBounds(key_v);
}
if (ZSTD_isError(bounds.error)) {
- PyErr_Format(state->ZstdError,
- "Invalid zstd %s parameter \"%s\".",
+ PyErr_Format(PyExc_ValueError, "invalid %s parameter '%s'",
type, name);
return;
}
/* Error message */
- PyErr_Format(state->ZstdError,
- "Error when setting zstd %s parameter \"%s\", it "
- "should %d <= value <= %d, provided value is %d. "
- "(%d-bit build)",
- type, name,
- bounds.lowerBound, bounds.upperBound, value_v,
- 8*(int)sizeof(Py_ssize_t));
+ PyErr_Format(PyExc_ValueError,
+ "%s parameter '%s' received an illegal value %d; "
+ "the valid range is [%d, %d]",
+ type, name, value_v, bounds.lowerBound, bounds.upperBound);
}
static inline _zstd_state*
diff --git a/Modules/_zstd/_zstdmodule.h b/Modules/_zstd/_zstdmodule.h
index b36486442c6567..1f4160f474f0b0 100644
--- a/Modules/_zstd/_zstdmodule.h
+++ b/Modules/_zstd/_zstdmodule.h
@@ -49,7 +49,6 @@ set_zstd_error(const _zstd_state* const state,
const error_type type, size_t zstd_ret);
extern void
-set_parameter_error(const _zstd_state* const state, int is_compress,
- int key_v, int value_v);
+set_parameter_error(int is_compress, int key_v, int value_v);
#endif // !ZSTD_MODULE_H
diff --git a/Modules/_zstd/compressor.c b/Modules/_zstd/compressor.c
index 7f0558909b4422..0fc3d7d36c68fe 100644
--- a/Modules/_zstd/compressor.c
+++ b/Modules/_zstd/compressor.c
@@ -49,98 +49,106 @@ typedef struct {
#include "clinic/compressor.c.h"
static int
-_zstd_set_c_parameters(ZstdCompressor *self, PyObject *level_or_options,
- const char *arg_name, const char* arg_type)
+_zstd_set_c_level(ZstdCompressor *self, int level)
{
- size_t zstd_ret;
- _zstd_state* mod_state = PyType_GetModuleState(Py_TYPE(self));
- if (mod_state == NULL) {
+ /* Set integer compression level */
+ int min_level = ZSTD_minCLevel();
+ int max_level = ZSTD_maxCLevel();
+ if (level < min_level || level > max_level) {
+ PyErr_Format(PyExc_ValueError,
+ "illegal compression level %d; the valid range is [%d, %d]",
+ level, min_level, max_level);
return -1;
}
- /* Integer compression level */
- if (PyLong_Check(level_or_options)) {
- int level = PyLong_AsInt(level_or_options);
- if (level == -1 && PyErr_Occurred()) {
- PyErr_Format(PyExc_ValueError,
- "Compression level should be an int value between "
- "%d and %d.", ZSTD_minCLevel(), ZSTD_maxCLevel());
+ /* Save for generating ZSTD_CDICT */
+ self->compression_level = level;
+
+ /* Set compressionLevel to compression context */
+ size_t zstd_ret = ZSTD_CCtx_setParameter(
+ self->cctx, ZSTD_c_compressionLevel, level);
+
+ /* Check error */
+ if (ZSTD_isError(zstd_ret)) {
+ _zstd_state* mod_state = PyType_GetModuleState(Py_TYPE(self));
+ if (mod_state == NULL) {
return -1;
}
+ set_zstd_error(mod_state, ERR_SET_C_LEVEL, zstd_ret);
+ return -1;
+ }
+ return 0;
+}
- /* Save for generating ZSTD_CDICT */
- self->compression_level = level;
+static int
+_zstd_set_c_parameters(ZstdCompressor *self, PyObject *options)
+{
+ _zstd_state* mod_state = PyType_GetModuleState(Py_TYPE(self));
+ if (mod_state == NULL) {
+ return -1;
+ }
- /* Set compressionLevel to compression context */
- zstd_ret = ZSTD_CCtx_setParameter(self->cctx,
- ZSTD_c_compressionLevel,
- level);
+ if (!PyDict_Check(options)) {
+ PyErr_Format(PyExc_TypeError,
+ "ZstdCompressor() argument 'options' must be dict, not %T",
+ options);
+ return -1;
+ }
- /* Check error */
- if (ZSTD_isError(zstd_ret)) {
- set_zstd_error(mod_state, ERR_SET_C_LEVEL, zstd_ret);
+ Py_ssize_t pos = 0;
+ PyObject *key, *value;
+ while (PyDict_Next(options, &pos, &key, &value)) {
+ /* Check key type */
+ if (Py_TYPE(key) == mod_state->DParameter_type) {
+ PyErr_SetString(PyExc_TypeError,
+ "compression options dictionary key must not be a "
+ "DecompressionParameter attribute");
return -1;
}
- return 0;
- }
- /* Options dict */
- if (PyDict_Check(level_or_options)) {
- PyObject *key, *value;
- Py_ssize_t pos = 0;
+ Py_INCREF(key);
+ Py_INCREF(value);
+ int key_v = PyLong_AsInt(key);
+ Py_DECREF(key);
+ if (key_v == -1 && PyErr_Occurred()) {
+ Py_DECREF(value);
+ return -1;
+ }
- while (PyDict_Next(level_or_options, &pos, &key, &value)) {
- /* Check key type */
- if (Py_TYPE(key) == mod_state->DParameter_type) {
- PyErr_SetString(PyExc_TypeError,
- "Key of compression options dict should "
- "NOT be a DecompressionParameter attribute.");
- return -1;
- }
+ int value_v = PyLong_AsInt(value);
+ Py_DECREF(value);
+ if (value_v == -1 && PyErr_Occurred()) {
+ return -1;
+ }
- int key_v = PyLong_AsInt(key);
- if (key_v == -1 && PyErr_Occurred()) {
- PyErr_SetString(PyExc_ValueError,
- "Key of options dict should be either a "
- "CompressionParameter attribute or an int.");
+ if (key_v == ZSTD_c_compressionLevel) {
+ if (_zstd_set_c_level(self, value_v) < 0) {
return -1;
}
-
- int value_v = PyLong_AsInt(value);
- if (value_v == -1 && PyErr_Occurred()) {
- PyErr_SetString(PyExc_ValueError,
- "Value of options dict should be an int.");
- return -1;
+ continue;
+ }
+ if (key_v == ZSTD_c_nbWorkers) {
+ /* From the zstd library docs:
+ 1. When nbWorkers >= 1, triggers asynchronous mode when
+ used with ZSTD_compressStream2().
+ 2, Default value is `0`, aka "single-threaded mode" : no
+ worker is spawned, compression is performed inside
+ caller's thread, all invocations are blocking. */
+ if (value_v != 0) {
+ self->use_multithread = 1;
}
+ }
- if (key_v == ZSTD_c_compressionLevel) {
- /* Save for generating ZSTD_CDICT */
- self->compression_level = value_v;
- }
- else if (key_v == ZSTD_c_nbWorkers) {
- /* From the zstd library docs:
- 1. When nbWorkers >= 1, triggers asynchronous mode when
- used with ZSTD_compressStream2().
- 2, Default value is `0`, aka "single-threaded mode" : no
- worker is spawned, compression is performed inside
- caller's thread, all invocations are blocking. */
- if (value_v != 0) {
- self->use_multithread = 1;
- }
- }
+ /* Set parameter to compression context */
+ size_t zstd_ret = ZSTD_CCtx_setParameter(self->cctx, key_v, value_v);
- /* Set parameter to compression context */
- zstd_ret = ZSTD_CCtx_setParameter(self->cctx, key_v, value_v);
- if (ZSTD_isError(zstd_ret)) {
- set_parameter_error(mod_state, 1, key_v, value_v);
- return -1;
- }
+ /* Check error */
+ if (ZSTD_isError(zstd_ret)) {
+ set_parameter_error(1, key_v, value_v);
+ return -1;
}
- return 0;
}
- PyErr_Format(PyExc_TypeError,
- "Invalid type for %s. Expected %s", arg_name, arg_type);
- return -1;
+ return 0;
}
static void
@@ -354,20 +362,35 @@ _zstd_ZstdCompressor_new_impl(PyTypeObject *type,
PyObject *level,
self->last_mode = ZSTD_e_end;
if (level != Py_None && options != Py_None) {
- PyErr_SetString(PyExc_RuntimeError,
+ PyErr_SetString(PyExc_TypeError,
"Only one of level or options should be used.");
goto error;
}
- /* Set compressLevel/options to compression context */
+ /* Set compression level */
if (level != Py_None) {
- if (_zstd_set_c_parameters(self, level, "level", "int") < 0) {
+ if (!PyLong_Check(level)) {
+ PyErr_SetString(PyExc_TypeError,
+ "invalid type for level, expected int");
+ goto error;
+ }
+ int level_v = PyLong_AsInt(level);
+ if (level_v == -1 && PyErr_Occurred()) {
+ if (PyErr_ExceptionMatches(PyExc_OverflowError)) {
+ PyErr_Format(PyExc_ValueError,
+ "illegal compression level; the valid range is [%d, %d]",
+ ZSTD_minCLevel(), ZSTD_maxCLevel());
+ }
+ goto error;
+ }
+ if (_zstd_set_c_level(self, level_v) < 0) {
goto error;
}
}
+ /* Set options dictionary */
if (options != Py_None) {
- if (_zstd_set_c_parameters(self, options, "options", "dict") < 0) {
+ if (_zstd_set_c_parameters(self, options) < 0) {
goto error;
}
}
diff --git a/Modules/_zstd/decompressor.c b/Modules/_zstd/decompressor.c
index 015cb774ed2d76..26e568cf433308 100644
--- a/Modules/_zstd/decompressor.c
+++ b/Modules/_zstd/decompressor.c
@@ -86,56 +86,52 @@ _get_DDict(ZstdDict *self)
return self->d_dict;
}
-/* Set decompression parameters to decompression context */
static int
_zstd_set_d_parameters(ZstdDecompressor *self, PyObject *options)
{
- size_t zstd_ret;
- PyObject *key, *value;
- Py_ssize_t pos;
_zstd_state* mod_state = PyType_GetModuleState(Py_TYPE(self));
if (mod_state == NULL) {
return -1;
}
if (!PyDict_Check(options)) {
- PyErr_SetString(PyExc_TypeError,
- "options argument should be dict object.");
+ PyErr_Format(PyExc_TypeError,
+ "ZstdDecompressor() argument 'options' must be dict, not %T",
+ options);
return -1;
}
- pos = 0;
+ Py_ssize_t pos = 0;
+ PyObject *key, *value;
while (PyDict_Next(options, &pos, &key, &value)) {
/* Check key type */
if (Py_TYPE(key) == mod_state->CParameter_type) {
PyErr_SetString(PyExc_TypeError,
- "Key of decompression options dict should "
- "NOT be a CompressionParameter attribute.");
+ "compression options dictionary key must not be a "
+ "CompressionParameter attribute");
return -1;
}
- /* Both key & value should be 32-bit signed int */
+ Py_INCREF(key);
+ Py_INCREF(value);
int key_v = PyLong_AsInt(key);
+ Py_DECREF(key);
if (key_v == -1 && PyErr_Occurred()) {
- PyErr_SetString(PyExc_ValueError,
- "Key of options dict should be either a "
- "DecompressionParameter attribute or an int.");
return -1;
}
int value_v = PyLong_AsInt(value);
+ Py_DECREF(value);
if (value_v == -1 && PyErr_Occurred()) {
- PyErr_SetString(PyExc_ValueError,
- "Value of options dict should be an int.");
return -1;
}
/* Set parameter to compression context */
- zstd_ret = ZSTD_DCtx_setParameter(self->dctx, key_v, value_v);
+ size_t zstd_ret = ZSTD_DCtx_setParameter(self->dctx, key_v, value_v);
/* Check error */
if (ZSTD_isError(zstd_ret)) {
- set_parameter_error(mod_state, 0, key_v, value_v);
+ set_parameter_error(0, key_v, value_v);
return -1;
}
}
@@ -577,7 +573,7 @@ _zstd_ZstdDecompressor_new_impl(PyTypeObject *type,
PyObject *zstd_dict,
self->dict = zstd_dict;
}
- /* Set option to decompression context */
+ /* Set options dictionary */
if (options != Py_None) {
if (_zstd_set_d_parameters(self, options) < 0) {
goto error;
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