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@@ -0,0 +1 @@ +/fpzip-1.2.1.tar.gz diff --git a/python-fpzip.spec b/python-fpzip.spec new file mode 100644 index 0000000..98eb626 --- /dev/null +++ b/python-fpzip.spec @@ -0,0 +1,228 @@ +%global _empty_manifest_terminate_build 0 +Name: python-fpzip +Version: 1.2.1 +Release: 1 +Summary: Numpy wrapper for fpzip algorithm (P. Lindstrom & M. Isenburg, 2006) +License: None +URL: https://github.com/seung-lab/fpzip/ +Source0: https://mirrors.nju.edu.cn/pypi/web/packages/dd/55/ef3936a4cd19992be7ef8baec33efcca52151df085d6e1801246ef8d9ebc/fpzip-1.2.1.tar.gz + +Requires: python3-numpy + +%description +[](https://badge.fury.io/py/fpzip) + +# fpzip + +fpzip is a compression algorithm supporting lossless and lossy encoding for up to 4 dimensional floating point data. This package contains Python C++ bindings for the fpzip algorithm (version 1.3.0). The version number for this package is independent. Python 3.7+ is supported. + +```python +import fpzip +import numpy as np + +data = np.array(..., dtype=np.float32) # up to 4d float or double array +# Compress data losslessly, interpreting the underlying buffer in C (default) or F order. +compressed_bytes = fpzip.compress(data, precision=0, order='C') # returns byte string +# Back to 3d or 4d float or double array, decode as C (default) or F order. +data_again = fpzip.decompress(compressed_bytes, order='C') +``` + +## Installation + +#### `pip` Binary Installation + +```bash +pip install fpzip +``` + +If we have a precompiled binary available the above command should just work. However, if you have to compile from sounce, it's unfortunately necessary to install numpy first because of a quirk in the Python installation procedure that won't easily recognize when a numpy installation completes in the same process. There are some hacks, but I haven't gotten them to work. + +#### `pip` Source Installation + +*Requires C++ compiler.* + +```bash +pip install numpy +pip install fpzip +``` + +#### Direct Installation + +*Requires C++ compiler.* + +```bash +$ pip install numpy +$ python setup.py develop +``` + +## References + +Algorithm and C++ code by Peter Lindstrom and Martin Isenburg. Cython interface code by William Silversmith. Check out [Dr. Lindstrom's site](https://computing.llnl.gov/projects/fpzip) or the [fpzip Github page](https://github.com/LLNL/fpzip). + +1. Peter Lindstrom and Martin Isenburg, "[Fast and Efficient Compression of Floating-Point Data,](https://www.researchgate.net/publication/6715625_Fast_and_Efficient_Compression_of_Floating-Point_Data)" IEEE Transactions on Visualization and Computer Graphics, 12(5):1245-1250, September-October 2006, doi:[10.1109/TVCG.2006.143](http://dx.doi.org/10.1109/TVCG.2006.143). + + + +%package -n python3-fpzip +Summary: Numpy wrapper for fpzip algorithm (P. Lindstrom & M. Isenburg, 2006) +Provides: python-fpzip +BuildRequires: python3-devel +BuildRequires: python3-setuptools +BuildRequires: python3-pip +BuildRequires: python3-cffi +BuildRequires: gcc +BuildRequires: gdb +%description -n python3-fpzip +[](https://badge.fury.io/py/fpzip) + +# fpzip + +fpzip is a compression algorithm supporting lossless and lossy encoding for up to 4 dimensional floating point data. This package contains Python C++ bindings for the fpzip algorithm (version 1.3.0). The version number for this package is independent. Python 3.7+ is supported. + +```python +import fpzip +import numpy as np + +data = np.array(..., dtype=np.float32) # up to 4d float or double array +# Compress data losslessly, interpreting the underlying buffer in C (default) or F order. +compressed_bytes = fpzip.compress(data, precision=0, order='C') # returns byte string +# Back to 3d or 4d float or double array, decode as C (default) or F order. +data_again = fpzip.decompress(compressed_bytes, order='C') +``` + +## Installation + +#### `pip` Binary Installation + +```bash +pip install fpzip +``` + +If we have a precompiled binary available the above command should just work. However, if you have to compile from sounce, it's unfortunately necessary to install numpy first because of a quirk in the Python installation procedure that won't easily recognize when a numpy installation completes in the same process. There are some hacks, but I haven't gotten them to work. + +#### `pip` Source Installation + +*Requires C++ compiler.* + +```bash +pip install numpy +pip install fpzip +``` + +#### Direct Installation + +*Requires C++ compiler.* + +```bash +$ pip install numpy +$ python setup.py develop +``` + +## References + +Algorithm and C++ code by Peter Lindstrom and Martin Isenburg. Cython interface code by William Silversmith. Check out [Dr. Lindstrom's site](https://computing.llnl.gov/projects/fpzip) or the [fpzip Github page](https://github.com/LLNL/fpzip). + +1. Peter Lindstrom and Martin Isenburg, "[Fast and Efficient Compression of Floating-Point Data,](https://www.researchgate.net/publication/6715625_Fast_and_Efficient_Compression_of_Floating-Point_Data)" IEEE Transactions on Visualization and Computer Graphics, 12(5):1245-1250, September-October 2006, doi:[10.1109/TVCG.2006.143](http://dx.doi.org/10.1109/TVCG.2006.143). + + + +%package help +Summary: Development documents and examples for fpzip +Provides: python3-fpzip-doc +%description help +[](https://badge.fury.io/py/fpzip) + +# fpzip + +fpzip is a compression algorithm supporting lossless and lossy encoding for up to 4 dimensional floating point data. This package contains Python C++ bindings for the fpzip algorithm (version 1.3.0). The version number for this package is independent. Python 3.7+ is supported. + +```python +import fpzip +import numpy as np + +data = np.array(..., dtype=np.float32) # up to 4d float or double array +# Compress data losslessly, interpreting the underlying buffer in C (default) or F order. +compressed_bytes = fpzip.compress(data, precision=0, order='C') # returns byte string +# Back to 3d or 4d float or double array, decode as C (default) or F order. +data_again = fpzip.decompress(compressed_bytes, order='C') +``` + +## Installation + +#### `pip` Binary Installation + +```bash +pip install fpzip +``` + +If we have a precompiled binary available the above command should just work. However, if you have to compile from sounce, it's unfortunately necessary to install numpy first because of a quirk in the Python installation procedure that won't easily recognize when a numpy installation completes in the same process. There are some hacks, but I haven't gotten them to work. + +#### `pip` Source Installation + +*Requires C++ compiler.* + +```bash +pip install numpy +pip install fpzip +``` + +#### Direct Installation + +*Requires C++ compiler.* + +```bash +$ pip install numpy +$ python setup.py develop +``` + +## References + +Algorithm and C++ code by Peter Lindstrom and Martin Isenburg. Cython interface code by William Silversmith. Check out [Dr. Lindstrom's site](https://computing.llnl.gov/projects/fpzip) or the [fpzip Github page](https://github.com/LLNL/fpzip). + +1. Peter Lindstrom and Martin Isenburg, "[Fast and Efficient Compression of Floating-Point Data,](https://www.researchgate.net/publication/6715625_Fast_and_Efficient_Compression_of_Floating-Point_Data)" IEEE Transactions on Visualization and Computer Graphics, 12(5):1245-1250, September-October 2006, doi:[10.1109/TVCG.2006.143](http://dx.doi.org/10.1109/TVCG.2006.143). + + + +%prep +%autosetup -n fpzip-1.2.1 + +%build +%py3_build + +%install +%py3_install +install -d -m755 %{buildroot}/%{_pkgdocdir} +if [ -d doc ]; then cp -arf doc %{buildroot}/%{_pkgdocdir}; fi +if [ -d docs ]; then cp -arf docs %{buildroot}/%{_pkgdocdir}; fi +if [ -d example ]; then cp -arf example %{buildroot}/%{_pkgdocdir}; fi +if [ -d examples ]; then cp -arf examples %{buildroot}/%{_pkgdocdir}; fi +pushd %{buildroot} +if [ -d usr/lib ]; then + find usr/lib -type f -printf "/%h/%f\n" >> filelist.lst +fi +if [ -d usr/lib64 ]; then + find usr/lib64 -type f -printf "/%h/%f\n" >> filelist.lst +fi +if [ -d usr/bin ]; then + find usr/bin -type f -printf "/%h/%f\n" >> filelist.lst +fi +if [ -d usr/sbin ]; then + find usr/sbin -type f -printf "/%h/%f\n" >> filelist.lst +fi +touch doclist.lst +if [ -d usr/share/man ]; then + find usr/share/man -type f -printf "/%h/%f.gz\n" >> doclist.lst +fi +popd +mv %{buildroot}/filelist.lst . +mv %{buildroot}/doclist.lst . + +%files -n python3-fpzip -f filelist.lst +%dir %{python3_sitearch}/* + +%files help -f doclist.lst +%{_docdir}/* + +%changelog +* Wed May 10 2023 Python_Bot <Python_Bot@openeuler.org> - 1.2.1-1 +- Package Spec generated @@ -0,0 +1 @@ +df832e48cca84366b72edebd42250ad1 fpzip-1.2.1.tar.gz |