在Mac OS系统上安装Python的Pillow库的教程

今天帮朋友做个python的小工具,发现系统上缺少ptyhon的支持库,返回如下信息

ImportError: No module named PIL 
然后就下载安装,因为机器上也没有python的管理工具pip,所以也一并安装
1. 安装pip

sudo easy_install pip 

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pip 安装成功就可以直接安装pil或者pillow

2. 通过命令pip install pil

pip install Pil 

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Downloading/unpacking Pil  Could not find any downloads that satisfy the requirement Pil  Some externally hosted files were ignored (use --allow-external Pil to allow). Cleaning up... No distributions at all found for Pil Storing debug log for failure in /Users/macbook/Library/Logs/pip.log 

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3. 所以就安装pillow

pip install --use-wheel Pillow 

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Downloading/unpacking Pillow  Downloading Pillow-2.4.0.zip (6.5MB): 5.0MB downloaded Cleaning up... 

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弄了会别的回来发现还没有下载完,这叫一个慢呀,于是放弃
4. Git

通过git下载源码地址https://github.com/python-imaging/Pillow

git clone https://github.com/python-imaging/Pillow.git 

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然后开始编译安装

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4.1

python setup.py build_ext -i 

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编译完之后会提示运行测试例子,并且发现JPEG support not available

-------------------------------------------------------------------- version   Pillow 2.4.0 platform   darwin 2.7.5 (default, Aug 25 2013, 00:04:04)        [GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.0.68)] -------------------------------------------------------------------- --- TKINTER support available *** JPEG support not available *** OPENJPEG (JPEG2000) support not available --- ZLIB (PNG/ZIP) support available *** LIBTIFF support not available --- FREETYPE2 support available *** LITTLECMS2 support not available *** WEBP support not available *** WEBPMUX support not available -------------------------------------------------------------------- To add a missing option, make sure you have the required library, and set the corresponding ROOT variable in the setup.py script.  To check the build, run the selftest.py script. 

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4.2 因为JPEG support not available,运行python selftest.py报告错误

1 tests of 57 failed. 

于是只好卸载pillow

可以通过pip命令来卸载

pip uninstall pillow sudo pip uninstall pillow 

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Password: Uninstalling Pillow:  /Library/Python/2.7/site-packages/Pillow-2.4.0-py2.7-macosx-10.9-intel.egg  /usr/local/bin/pilconvert.py  /usr/local/bin/pildriver.py  /usr/local/bin/pilfile.py  /usr/local/bin/pilfont.py  /usr/local/bin/pilprint.py Proceed (y/n)? y  
  Successfully uninstalled Pillow 

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成功之后需要安装libjpeg的支持

brew install libjpeg 

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安装成功之后重新编译pillow

-------------------------------------------------------------------- version   Pillow 2.4.0 platform   darwin 2.7.5 (default, Aug 25 2013, 00:04:04)        [GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.0.68)] -------------------------------------------------------------------- --- TKINTER support available --- JPEG support available *** OPENJPEG (JPEG2000) support not available --- ZLIB (PNG/ZIP) support available *** LIBTIFF support not available --- FREETYPE2 support available *** LITTLECMS2 support not available *** WEBP support not available *** WEBPMUX support not available -------------------------------------------------------------------- python selftest.py  -------------------------------------------------------------------- Pillow 2.4.0 TEST SUMMARY  -------------------------------------------------------------------- Python modules loaded from /Users/macbook/yyang/app-devel-source/python/Pillow/PIL Binary modules loaded from /Users/macbook/yyang/app-devel-source/python/Pillow/PIL -------------------------------------------------------------------- --- PIL CORE support ok --- TKINTER support ok --- JPEG support ok *** JPEG 2000 support not installed --- ZLIB (PNG/ZIP) support ok *** LIBTIFF support not installed --- FREETYPE2 support ok *** LITTLECMS2 support not installed *** WEBP support not installed -------------------------------------------------------------------- Running selftest: --- 57 tests passed. 

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最后执行安装

sudo python setup.py install 

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