centos5.x升级python至python2.7
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centos5.x升级python至python2.7
首先到官网下载python2.7.3版本,编译安装
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$wget http://www.python.org/ftp/python/2.7.3/Python-2.7.3.tgz
$tar zxvf Python-2.7.3.tgz
$cd Python-2.7.3
$./configure
$make && make install
$tar zxvf Python-2.7.3.tgz
$cd Python-2.7.3
$./configure
$make && make install
然后备份原来的python,并把python2.7做软连接到新的位置
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$mv /usr/bin/python /usr/bin/python.bak
$ln -s /usr/local/bin/python2.7 /usr/bin/python
$python -V
$ln -s /usr/local/bin/python2.7 /usr/bin/python
$python -V
版本提示为2.7.3
更改yum,使其能正常运行
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$vim /usr/bin/yum
把#/usr/bin/python改成#/usr/bin/python2.4
这样yum可以正常运行了
安装easy_install
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$yum install python-setuptools
然后安装python-setuptools
到pypi网站下载python-setuptools,版本要和yum的时候版本一致,不然运行的时候会出现:
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$ easy_install rsa
Traceback (most recent call last):
File "/usr/bin/easy_install", line 5, in <module>
from pkg_resources import load_entry_point
ImportError: No module named pkg_resources
Traceback (most recent call last):
File "/usr/bin/easy_install", line 5, in <module>
from pkg_resources import load_entry_point
ImportError: No module named pkg_resources
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$wget http://pypi.python.org/packages/source/s/setuptools/setuptools-0.6c5.tar.gz
$tar zxvf setuptools-0.6c5.tar.gz
$cd setuptools-0.6c5
$python setup.py install
$tar zxvf setuptools-0.6c5.tar.gz
$cd setuptools-0.6c5
$python setup.py install
上面这个横给力!!
安装成功
这样就可以方便的使用easy_install来安装python的库了。
转自 http://www.36coder.com/study/1058.html
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