Jak nainstalovat Python 3 souběžně s Python 2.x
December 7th, 2008
Na IRC kanálech se mi na otázku, jestli budou balíčky pythonu3k pro Hardyho dostávalo hodně negativních odpovědí, takže jsem se rozhodl vzít plaza do svých rukou. Instalovat budu soubežně s verzí 2.52, který bych se nerad zbavoval. Takže jak na to.
cd /tmp
wget http://www.python.org/ftp/python/3.0/Python-3.0.tgz
tar -zxvf Python-3.0.tgz
cd Python-3.0
sudo mkdir /usr/local/py3k
sudo ./configure —prefix=/usr/local/py3k
sudo make
sudo make test
sudo make altinstall
sudo ln /usr/local/py3k/bin/python3.0 /usr/bin/python3k
wget http://www.python.org/ftp/python/3.0/Python-3.0.tgz
tar -zxvf Python-3.0.tgz
cd Python-3.0
sudo mkdir /usr/local/py3k
sudo ./configure —prefix=/usr/local/py3k
sudo make
sudo make test
sudo make altinstall
sudo ln /usr/local/py3k/bin/python3.0 /usr/bin/python3k
a otestujeme…. $ python3k
Python 3.0 (r30:67503, Dec 7 2008, 23:33:06)
[GCC 4.2.4 (Ubuntu 4.2.4-1ubuntu3)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>>
[GCC 4.2.4 (Ubuntu 4.2.4-1ubuntu3)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>>
$ python
Python 2.5.2 (r252:60911, Jul 31 2008, 17:28:52)
[GCC 4.2.3 (Ubuntu 4.2.3-2ubuntu7)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>>
[GCC 4.2.3 (Ubuntu 4.2.3-2ubuntu7)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>>
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