python在mac上运行不用装模块_MAC OSX使用Python安装mysql模块问题
系統(tǒng)環(huán)境:MAC OSX 10.9.2
Python版本:2.7.5
新入手的RMBP,自帶了Python環(huán)境,但是將其投入到生產(chǎn)環(huán)境時,出現(xiàn)了種種問題,首先最最致命的,就是安裝模塊出現(xiàn)問題,導(dǎo)致一直無法正常開發(fā),下面是本人在安裝Python模塊的時候,所出現(xiàn)并解決的,總結(jié)如下,希望對后來者有幫助(拿MySQL-python舉例,安裝PIL也遇到了同樣的問題):
(1)不管在使用easy_install安裝模塊,還是下載安裝包,使用sudo python setup.py build安裝,都會出現(xiàn):
******
error: command 'cc' failed with exit status 1
clang: error: unknown argument: '-mno-fused-madd' [-Wunused-command-line-argument-hard-error-in-future]
clang: note: this will be a hard error (cannot be downgraded to a warning) in the future
error: command 'cc' failed with exit status 1
經(jīng)過一系列的查找:http://www.tuicool.com/articles/zI7Vzu,貌似是MAC OS的Xcode從5.1起給編譯器規(guī)定對于未知參數(shù)傳入視為error,我們需要使用ARCHFLAGS將該error降級為warning,因此最后的安裝命令應(yīng)該如下:
sudo ARCHFLAGS=-Wno-error=unused-command-line-argument-hard-error-in-future easy_install MySQL-python
這樣,問題就解決了,成功安裝上了MySQL-python
(2)雖然安裝上了MySQL-python,在代碼開發(fā)過程中,運(yùn)行代碼,問題又出現(xiàn)了:
******
import MySQLdb
File "build/bdist.macosx-10.9-intel/egg/MySQLdb/__init__.py", line 19, in
File "build/bdist.macosx-10.9-intel/egg/_mysql.py", line 7, in
File "build/bdist.macosx-10.9-intel/egg/_mysql.py", line 6, in __bootstrap__
ImportError: dlopen(/Users/kris/.python-eggs/MySQL_python-1.2.5-py2.7-macosx-10.9-intel.egg-tmp/_mysql.so, 2): Library not loaded: libmysqlclient.18.dylib
Referenced from: /Users/kris/.python-eggs/MySQL_python-1.2.5-py2.7-macosx-10.9-intel.egg-tmp/_mysql.so
Reason: image not found
經(jīng)過查找,我添加兩個符號鏈接(軟鏈接):
sudo ln -s /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/lib/libmysqlclient.18.dylib
sudo ln -s /usr/local/mysql/lib /usr/local/mysql/lib/mysql
再次運(yùn)行程序,問題就解決了。
總結(jié)
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