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python [2015/01/01 13:46] – [Cython Tutorial] dongheepython [2018/07/18 14:10] (current) – external edit 127.0.0.1
Line 57: Line 57:
  
 Dockerfile Dockerfile
 +<code>
 FROM debian:sid FROM debian:sid
 MAINTAINER Donghee Park <dongheepark@gmail.com> MAINTAINER Donghee Park <dongheepark@gmail.com>
Line 74: Line 74:
  
 #  # 
 +</code>
  
 Makefile Makefile
  
 +<code>
 cython helloworld.pyx cython helloworld.pyx
 gcc -g -O2 -fpic `python-config --cflags` -c helloworld.c -o helloworld.o   gcc -g -O2 -fpic `python-config --cflags` -c helloworld.c -o helloworld.o  
 gcc -shared -o helloworld.so helloworld.o `python-config --libs` gcc -shared -o helloworld.so helloworld.o `python-config --libs`
  
-# +</code>
  
 mycode.c mycode.c
  
-```+<code>
 #include <stdio.h> #include <stdio.h>
  
Line 93: Line 95:
  return a+b;  return a+b;
 } }
-```+</code>
  
 mycode.h mycode.h
  
-```+<code>
 #ifndef __MYCODE_H__ #ifndef __MYCODE_H__
 #define __MYCODE_H__ #define __MYCODE_H__
 extern int myfunc (int, int); extern int myfunc (int, int);
 #endif __MYCODE_H__ #endif __MYCODE_H__
-```+</code>
  
 mycodecpy.pyx mycodecpy.pyx
  
-```+<code>
 cdef extern from "mycode.h" cdef extern from "mycode.h"
  cdef int myfunc (int, int)  cdef int myfunc (int, int)
Line 112: Line 114:
 def callCfunc (): def callCfunc ():
  print myfunc (1,2)  print myfunc (1,2)
-``` +</code>
  
 +<code>
 cython mycodecpy.pyx cython mycodecpy.pyx
 gcc -g -O2 -fpic -c mycode.c -o mycode.o gcc -g -O2 -fpic -c mycode.c -o mycode.o
 gcc -g -O2 -fpic -c mycodecpy.c -o mycodecpy `python-config --cflags` gcc -g -O2 -fpic -c mycodecpy.c -o mycodecpy `python-config --cflags`
 gcc -shared -o mycodecpy.so mycode.o mycodecpy.o `python-config --libs`  gcc -shared -o mycodecpy.so mycode.o mycodecpy.o `python-config --libs` 
 +</code>
 +
 +----
 +===== xdress install =====
 +llvm 3.4.2 in macos x 10.9
 +
 +<code>
 +wget http://llvm.org/releases/3.4.2/clang+llvm-3.4.2-x86_64-apple-darwin10.9.xz
 +#wget http://llvm.org/releases/3.4.2/clang+llvm-3.4.2-x86_64-linux-gnu-ubuntu-14.04.xz
 +
 +tar xvfz clang+llvm-3.4.2-x86_64-apple-darwin10.9.xz
 +mv clang+llvm-3.4.2-x86_64-apple-darwin10.9 llvm-3.4.2-build
 +
 +export LLVM_CONFIG=llvm-3.4.2-build/bin/llvm-config
 +
 +git clone git://github.com/xdress/xdress.git
 +
 +cd xdress
 +
 +python setup.py build_ext --inplace
 +sudo python setup.py install
 +</code>
 +
  
  
 +<code>
 +xdress --debug -p clang
  
 +</code>
 ---- ----
 ===== xdress 사용하기 ===== ===== xdress 사용하기 =====
Line 129: Line 157:
  
 jehsrc/hoover.h jehsrc/hoover.h
-```+<code>
 #if !defined(HOOVER) #if !defined(HOOVER)
 #define HOOVER #define HOOVER
Line 139: Line 167:
 };}; };};
 #endif #endif
-```+</code>
 ---- ----
  
 jehsrc/hoover.cpp jehsrc/hoover.cpp
-```+ 
 +<code>
 #include "hoover.h" #include "hoover.h"
 double hoover::A::power(int n){ double hoover::A::power(int n){
   int i = 1;   int i = 1;
   double val = a;   double val = a;
-  while (i < n){val *= a;};+  while (i < n){val *= a; i++;};
     return val;     return val;
 }; };
-```+</code>
  
  
Line 157: Line 186:
  
 jeh_xdressrc.py jeh_xdressrc.py
-```+ 
 +<code>
 package = 'jedgar'      # top-level python package name package = 'jedgar'      # top-level python package name
 packagedir = 'jedgar'   # location of the python package packagedir = 'jedgar'   # location of the python package
Line 163: Line 193:
  
 classes = [('A', 'jehsrc/hoover.*')] classes = [('A', 'jehsrc/hoover.*')]
-```+</code>
  
-xdress --rc jeh_xdressrc.py +jeh_setup.py 
-python3 jeh_setup.py build > /dev/null 2>&1+<code> 
 +import os 
 +from distutils.core import setup 
 +from distutils.extension import Extension 
 +from Cython.Distutils import build_ext
  
 +import numpy as np
 +
 +cwd = os.getcwd()
 +incdirs = [cwd, os.path.join(cwd, 'jehsrc'), np.get_include()]
 +
 +ext_modules = [
 +    Extension("jedgar.hoover", ['jehsrc/hoover.cpp', "jedgar/hoover.pyx", ],
 +    include_dirs=incdirs, language="c++")
 +    ]
 +
 +setup(  
 +  name = 'jedgar',
 +  cmdclass = {'build_ext': build_ext},
 +  ext_modules = ext_modules,
 +  packages = ['jedgar']
 +)
 +</code>
 +
 +Makefile
 +
 +<code>
 +all:
 +        xdress --rc jeh_xdressrc.py
 +        python jeh_setup.py build > /dev/null 2>&1
 +clean:
 +        rm -rf build
 +        rm -rf jehbuild
 +        
 +</code>
  
 ---- ----
 Hoover Example Hoover Example
  
-```+<code>
 from jedgar.hoover import A from jedgar.hoover import A
  
Line 178: Line 241:
 a.a = 10 a.a = 10
 a.power(42) a.power(42)
-``` +</code>
python.1420119995.txt.gz · Last modified: 2018/07/18 14:09 (external edit)