在linux环境下安装python3.6,,wgethttps:


wgethttps://www.python.org/ftp/python/3.6.1/Python-3.6.1.tgz--no-check-certificat

gunzipPython-3.6.1.tgz

tar xfPython-3.6.1.tgz

cdPython-3.6.1

mkdir/usr/local/python36

./configure --prefix=/usr/local/python36/

make && make install

然后出现报错:

zipimport.ZipImportError: can‘t decompress data; zlib not available

解决办法:

首先确认下是否安装了zlib、zlib-devel

[root@oracle Python-3.6.1]# pwd
/home/oracle/scripts/Python-3.6.1

然后cd Modules/

修改Setup

找到下面这句,去掉注释

#zlibzlibmodule.c-I$(prefix)/include-L$(exec_prefix)/lib-lz

然后重新执行下面:

./configure --prefix=/usr/local/python36/

make && make install

由于本身系统是2.x的版本:

[root@oracle Python-3.6.1]# mv /usr/bin/python /usr/bin/python_2.x

[root@oracle Python-3.6.1]# ln -sv /usr/local/python36/bin/python3 /usr/bin/python

python3 python3.6 python3.6-config python3.6m python3.6m-config python3-config
[root@oracle Python-3.6.1]# ln -sv /usr/local/python36/bin/python3.6 /usr/bin/python
`/usr/bin/python‘ -> `/usr/local/python36/bin/python3.6‘
[root@oracle Python-3.6.1]# python
Python 3.6.1 (default, Jul 13 2017, 14:31:18)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-17)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> exit()

python3.6版本安装完成后,原有的yum会无法使用,进行下面修改:

编辑/usr/bin/yum的第一行:

#!/usr/bin/python2.6 改成这样就可以使用了

在linux环境下安装python3.6

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