Prepare for version 1.5.7.3.

.github/workflows/Build_wheels_for_cpython27_x86.yml

@@ -90,8 +90,7 @@ jobs:
       - name: Pepare for ${{matrix.os.pypkg}} ${{matrix.os.arch}}
         if: matrix.os.matrix == 'linux'
         run: |
-           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /usr/bin/apt-cache madison clang-18
-           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /usr/bin/apt install -y ${{matrix.os.pypkg}}-dev gcc pkg-config ${{matrix.os.pypkgadd}}
+           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /usr/bin/apt install --no-install-recommends -y ${{matrix.os.pypkg}}-dev gcc pkg-config ${{matrix.os.pypkgadd}}
            sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /bin/bash -c "wget ${{matrix.os.getpipurl}} -O get-pip.py && ${{matrix.os.pypkg}} get-pip.py"
            sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /bin/bash -c "${{matrix.os.pypkg}} -m pip install -U 'setuptools'" 
 
@@ -107,8 +106,6 @@ jobs:
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} pkg-config libzstd --modversion 
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} echo GCC
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} gcc -v
-          false && sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} echo CLANG
-          false && sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} clang-20 -v
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /bin/bash -c "cd /build_wheel/zstd-$version && _CC=clang-20 ZSTD_ASM=1 ZSTD_WARNINGS=1 _ZSTD_WERRORS=1 _ZSTD_SMALL=1 _ZSTD_ASM_BMI2=1 ZSTD_THREADS=1 _ZSTD_EXTERNAL=1 ${{matrix.os.pypkg}} setup.py bdist_wheel "
 
       - name: Test wheel for ${{matrix.os.pypkg}} ${{matrix.os.arch}}

.github/workflows/Build_wheels_for_cpython313_x86_u16.yml

@@ -1,4 +1,4 @@
-name: Build wheels for CPython3.13 x86 on Ubuntu22 with GCC-10 All warnings
+name: Build wheels for CPython3.13 x86 on Ubuntu16 with GCC-5 All warnings
 
 on: [push, pull_request]
 
@@ -14,12 +14,12 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - name: Ubuntu 24+22 x86 CPython 3.13
+          - name: Ubuntu 24+16 x86 CPython 3.13
             runs-on: ubuntu-latest
             matrix: linux
             arch: i386
             tag_arch: i686
-            release: jammy
+            release: xenial
             mirror: http://azure.archive.ubuntu.com/ubuntu
             getpipurl: https://bootstrap.pypa.io/pip/get-pip.py
             pypkg: python3.13
@@ -60,10 +60,10 @@ jobs:
           sudo mount none ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}}/proc -t proc
           sudo mount none ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}}/dev/pts -t devpts
           sudo mount none ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}}/sys -t sysfs
-          echo "# deb [trusted=yes] http://packages.rusoft.ru/ppa/rusoft/python ubuntu-${{matrix.os.release}} main" > rusoft-python.list
-          echo "# deb [trusted=yes] http://packages.rusoft.ru/ppa/rusoft/backports ubuntu-${{matrix.os.release}} main" > rusoft-backports.list
-          echo "# deb [trusted=yes] http://packages.rusoft.ru/ppa/rusoft/packages ubuntu-${{matrix.os.release}} main" > rusoft-packages.list
-          echo " deb [trusted=yes] http://ppa.launchpadcontent.net/deadsnakes/ppa/ubuntu ${{matrix.os.release}} main" > deadsnakes.list
+          echo " deb [trusted=yes] http://packages.rusoft.ru/ppa/rusoft/python ubuntu-${{matrix.os.release}} main" > rusoft-python.list
+          echo " deb [trusted=yes] http://packages.rusoft.ru/ppa/rusoft/backports ubuntu-${{matrix.os.release}} main" > rusoft-backports.list
+          echo " deb [trusted=yes] http://packages.rusoft.ru/ppa/rusoft/packages ubuntu-${{matrix.os.release}} main" > rusoft-packages.list
+          echo "# deb [trusted=yes] http://ppa.launchpadcontent.net/deadsnakes/ppa/ubuntu ${{matrix.os.release}} main" > deadsnakes.list
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /usr/bin/apt update
           sudo cp -v ./*.list ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}}/etc/apt/sources.list.d
           false && sudo rm -fv ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}}/etc/apt/trusted.gpg.d/* && sudo rm -fv ./ubuntu-xenial-x86/etc/apt/trusted.gpg
@@ -96,7 +96,7 @@ jobs:
           sudo tar -xvf dist/zstd-$version.tar.gz -C ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}}/build_wheel/
           false && sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} env 
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} pkg-config libzstd --modversion 
-          sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} echo GCC
+          sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} echo GCC-5
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} gcc -v
           sudo chroot ./ubuntu-${{matrix.os.release}}-${{matrix.os.arch}} /bin/bash -c "cd /build_wheel/zstd-$version/ && ZSTD_ASM=1 ZSTD_WARNINGS=1 _ZSTD_SMALL=1 LDFLAGS='-Wl,--as-needed -Wl,-s' ZSTD_BUILD_STRIP=1 _ZSTD_SPEED=0 _ZSTD_SPEEDMAX=0 _ZSTD_ASM_BMI2=1 ZSTD_THREADS=1 _ZSTD_EXTERNAL=0 ${{matrix.os.pypkg}} setup.py bdist_wheel"
 

PKG-INFO

@@ -1,12 +1,12 @@
 Metadata-Version: 1.1
 Name: zstd
-Version: 1.5.7.2
+Version: 1.5.7.3
 Summary: Simple python bindings to Yann Collet ZSTD compression library
 Home-page: https://github.com/sergey-dryabzhinsky/python-zstd
 Author: Sergey Dryabzhinsky
 Author-email: [email protected]
 License: BSD
-Download-URL: https://github.com/sergey-dryabzhinsky/python-zstd/archive/v1.5.7.2.tar.gz
+Download-URL: https://github.com/sergey-dryabzhinsky/python-zstd/archive/v1.5.7.3.tar.gz
 Description: Simple ZSTandarD bindings for Python
 Keywords: zstd,zstandard,compression
 Platform: POSIX

README.rst

@@ -497,28 +497,27 @@ version (): string|bytes
   Since: 1.3.4.3
 
 ZSTD_version (): string|bytes
-  Returns ZSTD library doted version string.
+  Returns ZSTD library doted version string, with which are compiled.
 
   Since: 1.3.4.3
 
-ZSTD_version_compiled (): string|bytes
-  Returns ZSTD library doted version string, wi which are compiled.
-
-  Since: 1.5.7.3
+Aliases:
+	- ZSTD_version_compiled (): string|bytes  Since: 1.5.7.3
 
 ZSTD_version_loaded (): string|bytes
   Returns ZSTD library doted version string, with which currently loaded.
 
   Since: 1.5.7.3
 
 ZSTD_version_number (): int
-  Returns ZSTD library version in format: MAJOR*100*100 + MINOR*100 + RELEASE.
+  Returns ZSTD library version, compiled with, in format: MAJOR*100*100 + MINOR*100 + RELEASE.
 
   Since: 1.3.4.3
 
 ZSTD_threads_count (): int
   Returns ZSTD determined CPU cores count.
-   Better to get this nuber as early as possible befor compression starts.
+  Better to get this nuber as early as possible befor compression starts.
+
   Since: 1.5.4.1
 
 ZSTD_max_threads_count (): int

setup.py

@@ -21,7 +21,7 @@
 # Package version, even external 
 PKG_VERSION = VERSION
 # Minor revision 
-PKG_VERSION += (2,)
+PKG_VERSION += (3,)
 PKG_VERSION_STR = ".".join([str(x) for x in PKG_VERSION])
 vpath="./version"
 if not os.path.exists(vpath):

src/python-zstd.c

@@ -735,6 +735,7 @@ static int init_py_zstd(PyObject *module) {
     Py_INCREF(ZstdError);
     PyModule_AddObject(module, "Error", ZstdError);
 
+	int32_t threads = UTIL_countAvailableCores();
 	init_cContext(1, 3);
     return 0;
 }

tests/base.py

@@ -59,7 +59,7 @@ class BaseTestZSTD(unittest.TestCase):
     VERSION_INT = 10507
     # minimal external version, must be >=1.4.0
     VERSION_INT_MIN = 1 * 100*100 + 4* 1*100 + 0
-    PKG_VERSION = "1.5.7.2"
+    PKG_VERSION = "1.5.7.3"
 
     def helper_version(self):
         #if zstd.ZSTD_external():

tests/test_speed.py

@@ -11,7 +11,7 @@ def test_00_system_info(self):
         log.info("Bundled libzstd uses assembler? : %r" % zstd.ZSTD_with_asm())
         log.info("Bundled libzstd uses threads? :%r" % zstd.ZSTD_with_threads())
 
-    def test_compression_speed(self):
+    def test_compression_speed3(self):
         wait = 10
         if "ZSTD_FULLTIME_TESTS" in os.environ:
             wait = 30
@@ -27,10 +27,48 @@ def test_compression_speed(self):
 
         endMemoryUsage=get_real_memory_usage()
         log.info("end Compression memory usage = %6.2f kb" % (1.0*endMemoryUsage/1024,))
-        log.info("Compression speed average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
+        log.info("Compression speed 3 average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
+        log.info("diff Compression memory usage = %6.2f kb" % (1.0*(endMemoryUsage-beginMemoryUsage)/1024,))
+
+    def test_compression_speed19(self):
+        wait = 10
+        if "ZSTD_FULLTIME_TESTS" in os.environ:
+            wait = 30
+        log.info("\nWait %d seconds..." % wait)
+        sum = 0
+        l=len(tDATA)
+        tbegin = time()
+        beginMemoryUsage=get_real_memory_usage()
+        log.info("begin Compression memory usage = %6.2f kb" % (1.0*beginMemoryUsage/1024,))
+        while time()-tbegin<wait:
+            cdata = zstd.compress(tDATA,19,0)
+            sum+=l
+
+        endMemoryUsage=get_real_memory_usage()
+        log.info("end Compression memory usage = %6.2f kb" % (1.0*endMemoryUsage/1024,))
+        log.info("Compression speed 19 average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
+        log.info("diff Compression memory usage = %6.2f kb" % (1.0*(endMemoryUsage-beginMemoryUsage)/1024,))
+
+    def test_compression_speed_minus1(self):
+        wait = 10
+        if "ZSTD_FULLTIME_TESTS" in os.environ:
+            wait = 30
+        log.info("\nWait %d seconds..." % wait)
+        sum = 0
+        l=len(tDATA)
+        tbegin = time()
+        beginMemoryUsage=get_real_memory_usage()
+        log.info("begin Compression memory usage = %6.2f kb" % (1.0*beginMemoryUsage/1024,))
+        while time()-tbegin<wait:
+            cdata = zstd.compress(tDATA,-1,0)
+            sum+=l
+
+        endMemoryUsage=get_real_memory_usage()
+        log.info("end Compression memory usage = %6.2f kb" % (1.0*endMemoryUsage/1024,))
+        log.info("Compression speed -1 average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
         log.info("diff Compression memory usage = %6.2f kb" % (1.0*(endMemoryUsage-beginMemoryUsage)/1024,))
 
-    def test_compression2_speed_init_context_once(self):
+    def test_compression2_speed3_init_context_once(self):
         wait = 10
         if "ZSTD_FULLTIME_TESTS" in os.environ:
             wait = 30
@@ -46,7 +84,45 @@ def test_compression2_speed_init_context_once(self):
 
         endMemoryUsage=get_real_memory_usage()
         log.info("end Compression2 memory usage = %6.2f kb" % (1.0*endMemoryUsage/1024,))
-        log.info("Compression2 speed average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
+        log.info("Compression2 speed 3 average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
+        log.info("diff Compression2 memory usage = %6.2f kb" % (1.0*(endMemoryUsage-beginMemoryUsage)/1024,))
+
+    def test_compression2_speed19_init_context_once(self):
+        wait = 10
+        if "ZSTD_FULLTIME_TESTS" in os.environ:
+            wait = 30
+        log.info("\nWait %d seconds..." % wait)
+        sum = 0
+        l=len(tDATA)
+        tbegin = time()
+        beginMemoryUsage=get_real_memory_usage()
+        log.info("begin Compression2 memory usage = %6.2f kb" % (1.0*beginMemoryUsage/1024,))
+        while time()-tbegin<wait:
+            cdata = zstd.compress2(tDATA,19,0)
+            sum+=l
+
+        endMemoryUsage=get_real_memory_usage()
+        log.info("end Compression2 memory usage = %6.2f kb" % (1.0*endMemoryUsage/1024,))
+        log.info("Compression2 speed 19 average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
+        log.info("diff Compression2 memory usage = %6.2f kb" % (1.0*(endMemoryUsage-beginMemoryUsage)/1024,))
+
+    def test_compression2_speed_minus1_init_context_once(self):
+        wait = 10
+        if "ZSTD_FULLTIME_TESTS" in os.environ:
+            wait = 30
+        log.info("\nWait %d seconds..." % wait)
+        sum = 0
+        l=len(tDATA)
+        tbegin = time()
+        beginMemoryUsage=get_real_memory_usage()
+        log.info("begin Compression2 memory usage = %6.2f kb" % (1.0*beginMemoryUsage/1024,))
+        while time()-tbegin<wait:
+            cdata = zstd.compress2(tDATA,-1,0)
+            sum+=l
+
+        endMemoryUsage=get_real_memory_usage()
+        log.info("end Compression2 memory usage = %6.2f kb" % (1.0*endMemoryUsage/1024,))
+        log.info("Compression2 speed -1 average = %6.2f Mb/sec" % (1.0*sum/1024/1024/wait,))
         log.info("diff Compression2 memory usage = %6.2f kb" % (1.0*(endMemoryUsage-beginMemoryUsage)/1024,))
 
     def test_compression_speed_no_cpu_cores_cache(self):

version

@@ -1 +1 @@
-1.5.7.2
+1.5.7.3