Install Python 3 Linux

Python 3 comes already installed with Ubuntu 18.04 and it's very easy to update it to latest once there is a need. However, if you are using Ubuntu 18's minimal version you must install python manually and there are two ways to install it. Note that if the version of the python3 package is not recent enough for you, there may be ways of installing more recent versions as well, depending on you distribution. For example installing the python36 package on Fedora 25 to get Python 3.6. Installing Python 3, type: $ sudo apt-get update $ sudo apt-get install python3-pip python3-dev nginx Create a Python 3 Virtual Environment. Next, we'll set up a virtual environment in order to isolate our Flask application from the other Python files on the system. Start by installing the virtualenv package using pip. If you are using Python 3, type: sudo pip3 install virtualenv. Now, we can make a parent directory for our Flask project.

1. Install Python 3 Linux

• At writing time of this article Python 3.7.0 latest stable version of 3.7 series is available to install. This article will help you to install Python 3.7.0 on Ubuntu and LinuxMint operating system.
• Of course, you don’t have to Install Python 3.6 on Ubuntu 16.04, if you use one of our Python VPS hosting services, in which case you can contact us and ask our expert Linux admins to Install Python 3.6 on Ubuntu 16.04 for you. They are available 24×7 and will take care of your request immediately.
• I'd like to install the latest Python, which is 3.6 at the time of this post. However, the repository is saying that Python 3.4.2 is the newest version. I've tried: $ sudo apt-get update $ sudo.

Question: I am trying to install a Python app that requires python3 on CentOS system. However, my CentOS only has python 2.X installed, but not python 3.X. How can I install python3 on CentOS?

As of the latest CentOS 7, the default Python version still remains python 2.7, and python3 is not available in base repositories. If you need to use python3 as part of Python application dependency, there are several ways to install python3 on CentOS.

Method One: Build and Install Python3 from the Source

You can always build python3 from its source manually. Since you can choose the version of python3 to install, this is the surest way to meet Python dependency requirement.

Here is how you can build and install python3 from the source.

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First, install minimum necessary tools:

Then using yum-builddep, set up a necessary build environment for python3 and install missing dependencies. The following command will automatically take care of that.

$ sudo yum-builddep python

Now download the latest python3 (e.g., python 3.5) from https://www.python.org/ftp/python/

$ curl -O https://www.python.org/ftp/python/3.5.0/Python-3.5.0.tgz

Finally, build and install python3 as follows. The default installation directory is /usr/local. If you want to change this to some other directory, pass '--prefix=/alternative/path' parameter to configure before running make.

$ tar xf Python-3.5.0.tgz
$ cd Python-3.5.0
$ ./configure
$ make
$ sudo make install

This will install python3, pip3, setuptools as well as python3 libraries on your CentOS system.

If you want to use python3 as your default Python interpreter, you can define the following alias in your .bashrc.

Method Two: Install Python3 from EPEL Repository

The latest EPEL 7 repository offers python3 (python 3.4 to be exact). Thus if you are using CentOS 7 or later, you can easily install python3 by enabling EPEL repository as follows.

$ sudo yum install epel-release

Then install python 3.4 and its libraries using yum:

Note that this will not install matching pip. To install pip and setuptools, you need to install them separately as follows.

$ curl -O https://bootstrap.pypa.io/get-pip.py
$ sudo /usr/bin/python3.4 get-pip.py

Method Three: Install Python3 from Software Collections (SCL)

Another way to install python3 is via enabling Software Collections (SCL) repository. The SCL repository is available for CentOS 6.5 or later, and the latest SCL offers python Ingles sin barreras descargar gratis mp3. 3.3. Once you enable the SCL repository, go ahead and install python3 as follows.

To use python3 from the SCL, you need to enable python3 on a per-command basis as follows.

$ scl enable python33 <command>

You can also invoke a bash shell with python3 enabled as the default Python interpreter:

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Looking for a specific release?

Python releases by version number:

1. Python 3.7.4July 8, 2019 DownloadRelease Notes
2. Python 3.6.9July 2, 2019 DownloadRelease Notes
3. Python 3.7.3March 25, 2019 DownloadRelease Notes
4. Python 3.4.10March 18, 2019 DownloadRelease Notes
5. Python 3.5.7March 18, 2019 DownloadRelease Notes
6. Python 2.7.16March 4, 2019 DownloadRelease Notes
7. Python 3.7.2Dec. 24, 2018 DownloadRelease Notes
8. Python 3.6.8Dec. 24, 2018 DownloadRelease Notes
9. Python 3.7.1Oct. 20, 2018 DownloadRelease Notes
10. Python 3.6.7Oct. 20, 2018 DownloadRelease Notes
11. Python 3.5.6Aug. 2, 2018 DownloadRelease Notes
12. Python 3.4.9Aug. 2, 2018 DownloadRelease Notes
13. Python 3.7.0June 27, 2018 DownloadRelease Notes
14. Python 3.6.6June 27, 2018 DownloadRelease Notes
15. Python 2.7.15May 1, 2018 DownloadRelease Notes
16. Python 3.6.5March 28, 2018 DownloadRelease Notes
17. Python 3.4.8Feb. 5, 2018 DownloadRelease Notes
18. Python 3.5.5Feb. 5, 2018 DownloadRelease Notes
19. Python 3.6.4Dec. 19, 2017 DownloadRelease Notes
20. Python 3.6.3Oct. 3, 2017 DownloadRelease Notes
21. Python 3.3.7Sept. 19, 2017 DownloadRelease Notes
22. Python 2.7.14Sept. 16, 2017 DownloadRelease Notes
23. Python 3.4.7Aug. 9, 2017 DownloadRelease Notes
24. Python 3.5.4Aug. 8, 2017 DownloadRelease Notes
25. Python 3.6.2July 17, 2017 DownloadRelease Notes
26. Python 3.6.1March 21, 2017 DownloadRelease Notes
27. Python 3.4.6Jan. 17, 2017 DownloadRelease Notes
28. Python 3.5.3Jan. 17, 2017 DownloadRelease Notes
29. Python 3.6.0Dec. 23, 2016 DownloadRelease Notes
30. Python 2.7.13Dec. 17, 2016 DownloadRelease Notes
31. Python 3.4.5June 27, 2016 DownloadRelease Notes
32. Python 3.5.2June 27, 2016 DownloadRelease Notes
33. Python 2.7.12June 25, 2016 DownloadRelease Notes
34. Python 3.4.4Dec. 21, 2015 DownloadRelease Notes
35. Python 3.5.1Dec. 7, 2015 DownloadRelease Notes
36. Python 2.7.11Dec. 5, 2015 DownloadRelease Notes
37. Python 3.5.0Sept. 13, 2015 DownloadRelease Notes
38. Python 2.7.10May 23, 2015 DownloadRelease Notes
39. Python 3.4.3Feb. 25, 2015 DownloadRelease Notes
40. Python 2.7.9Dec. 10, 2014 DownloadRelease Notes
41. Python 3.4.2Oct. 13, 2014 DownloadRelease Notes
42. Python 3.3.6Oct. 12, 2014 DownloadRelease Notes
43. Python 3.2.6Oct. 12, 2014 DownloadRelease Notes
44. Python 2.7.8July 2, 2014 DownloadRelease Notes
45. Python 2.7.7June 1, 2014 DownloadRelease Notes
46. Python 3.4.1May 19, 2014 DownloadRelease Notes
47. Python 3.4.0March 17, 2014 DownloadRelease Notes
48. Python 3.3.5March 9, 2014 DownloadRelease Notes
49. Python 3.3.4Feb. 9, 2014 DownloadRelease Notes
50. Python 3.3.3Nov. 17, 2013 DownloadRelease Notes
51. Python 2.7.6Nov. 10, 2013 DownloadRelease Notes
52. Python 2.6.9Oct. 29, 2013 DownloadRelease Notes
53. Python 3.3.2May 15, 2013 DownloadRelease Notes
54. Python 3.2.5May 15, 2013 DownloadRelease Notes
55. Python 2.7.5May 12, 2013 DownloadRelease Notes
56. Python 3.2.4April 6, 2013 DownloadRelease Notes
57. Python 2.7.4April 6, 2013 DownloadRelease Notes
58. Python 3.3.1April 6, 2013 DownloadRelease Notes
59. Python 3.3.0Sept. 29, 2012 DownloadRelease Notes
60. Python 2.6.8April 10, 2012 DownloadRelease Notes
61. Python 3.2.3April 10, 2012 DownloadRelease Notes
62. Python 2.7.3April 9, 2012 DownloadRelease Notes
63. Python 3.1.5April 9, 2012 DownloadRelease Notes
64. Python 3.2.2Sept. 3, 2011 DownloadRelease Notes
65. Python 3.2.1July 9, 2011 DownloadRelease Notes
66. Python 2.7.2June 11, 2011 DownloadRelease Notes
67. Python 3.1.4June 11, 2011 DownloadRelease Notes
68. Python 2.6.7June 3, 2011 DownloadRelease Notes
69. Python 2.5.6May 26, 2011 DownloadRelease Notes
70. Python 3.2.0Feb. 20, 2011 DownloadRelease Notes
71. Python 2.7.1Nov. 27, 2010 DownloadRelease Notes
72. Python 3.1.3Nov. 27, 2010 DownloadRelease Notes
73. Python 2.6.6Aug. 24, 2010 DownloadRelease Notes
74. Python 2.7.0July 3, 2010 DownloadRelease Notes
75. Python 3.1.2March 20, 2010 DownloadRelease Notes
76. Python 2.6.5March 18, 2010 DownloadRelease Notes
77. Python 2.5.5Jan. 31, 2010 DownloadRelease Notes
78. Python 2.6.4Oct. 26, 2009 DownloadRelease Notes
79. Python 2.6.3Oct. 2, 2009 DownloadRelease Notes
80. Python 3.1.1Aug. 17, 2009 DownloadRelease Notes
81. Python 3.1.0June 26, 2009 DownloadRelease Notes
82. Python 2.6.2April 14, 2009 DownloadRelease Notes
83. Python 3.0.1Feb. 13, 2009 DownloadRelease Notes
84. Python 2.5.4Dec. 23, 2008 DownloadRelease Notes
85. Python 2.4.6Dec. 19, 2008 DownloadRelease Notes
86. Python 2.5.3Dec. 19, 2008 DownloadRelease Notes
87. Python 2.6.1Dec. 4, 2008 DownloadRelease Notes
88. Python 3.0.0Dec. 3, 2008 DownloadRelease Notes
89. Python 2.6.0Oct. 2, 2008 DownloadRelease Notes
90. Python 2.4.5March 11, 2008 DownloadRelease Notes
91. Python 2.3.7March 11, 2008 DownloadRelease Notes
92. Python 2.5.2Feb. 21, 2008 DownloadRelease Notes
93. Python 2.5.1April 19, 2007 DownloadRelease Notes
94. Python 2.3.6Nov. 1, 2006 DownloadRelease Notes
95. Python 2.4.4Oct. 18, 2006 DownloadRelease Notes
96. Python 2.5.0Sept. 19, 2006 DownloadRelease Notes
97. Python 2.4.3April 15, 2006 DownloadRelease Notes
98. Python 2.4.2Sept. 27, 2005 DownloadRelease Notes
99. Python 2.4.1March 30, 2005 DownloadRelease Notes
100. Python 2.3.5Feb. 8, 2005 DownloadRelease Notes
101. Python 2.4.0Nov. 30, 2004 DownloadRelease Notes
102. Python 2.3.4May 27, 2004 DownloadRelease Notes
103. Python 2.3.3Dec. 19, 2003 DownloadRelease Notes
104. Python 2.3.2Oct. 3, 2003 DownloadRelease Notes
105. Python 2.3.1Sept. 23, 2003 DownloadRelease Notes
106. Python 2.3.0July 29, 2003 DownloadRelease Notes
107. Python 2.2.3May 30, 2003 DownloadRelease Notes
108. Python 2.2.2Oct. 14, 2002 DownloadRelease Notes
109. Python 2.2.1April 10, 2002 DownloadRelease Notes
110. Python 2.1.3April 9, 2002 DownloadRelease Notes
111. Python 2.2.0Dec. 21, 2001 DownloadRelease Notes
112. Python 2.0.1June 22, 2001 DownloadRelease Notes

View older releases

Licenses

All Python releases are Open Source. Historically, most, but not all, Python releases have also been GPL-compatible. The Licenses page details GPL-compatibility and Terms and Conditions.

Sources

For most Unix systems, you must download and compile the source code. The same source code archive can also be used to build the Windows and Mac versions, and is the starting point for ports to all other platforms.

Download the latest Python 3 and Python 2 source.

Alternative Implementations

This site hosts the 'traditional' implementation of Python (nicknamed CPython). A number of alternative implementations are available as well.

History

Python was created in the early 1990s by Guido van Rossum at Stichting Mathematisch Centrum in the Netherlands as a successor of a language called ABC. Guido remains Python’s principal author, although it includes many contributions from others.

Release Schedules

Information about specific ports, and developer info

OpenPGP Public Keys

Source and binary executables are signed by the release manager using their OpenPGP key. The release managers and binary builders since Python 2.3 have been:

• Anthony Baxter (key id: 6A45C816)
• Georg Brandl (key id: 36580288)
• Ned Deily (key ids: AA65421D, 6F5E1540, and Apple Developer ID DJ3H93M7VJ)
• Steve Dower (key id: 487034E5)
• Larry Hastings (key id: F73C700D)
• Łukasz Langa (key id: 10250568)
• Martin v. Löwis (key id: 7D9DC8D2)
• Ronald Oussoren (key id: E6DF025C)
• Benjamin Peterson (key id: 18ADD4FF and A4135B38)
• Barry Warsaw (key ids: A74B06BF, EA5BBD71, and ED9D77D5)

Note: Barry's key id A74B06BF is used to sign the Python 2.6.8 and 2.6.9 releases. His key id EA5BBD71 was used to sign all other Python 2.6 and 3.0 releases. His key id ED9D77D5 is a v3 key and was used to sign older releases; because it is an old MD5 key and rejected by more recent implementations, ED9D77D5 is no longer included in the public key file.

You can import the release manager public keys by either downloading the public key file from here and then running

or by grabbing the individual keys directly from the keyserver network by running this command:

On the version-specific download pages, you should see a link to both the downloadable file and a detached signature file. To verify the authenticity of the download, grab both files and then run this command:

Note that you must use the name of the signature file, and you should use the one that's appropriate to the download you're verifying.

• (These instructions are geared to GnuPG and Unix command-line users. Contributions of instructions for other platforms and OpenPGP applications are welcome.)

Other Useful Items

• Looking for 3rd party Python modules? The Package Index has many of them.
• You can view the standard documentation online, or you can download it in HTML, PostScript, PDF and other formats. See the main Documentation page.
• Information on tools for unpacking archive files provided on python.org is available.
• Tip: even if you download a ready-made binary for your platform, it makes sense to also download the source. This lets you browse the standard library (the subdirectory Lib) and the standard collections of demos (Demo) and tools (Tools) that come with it. There's a lot you can learn from the source!
• There is also a collection of Emacs packages that the Emacsing Pythoneer might find useful. This includes major modes for editing Python, C, C++, Java, etc., Python debugger interfaces and more. Most packages are compatible with Emacs and XEmacs.

Want to contribute?

Install Python 3 Linux

Want to contribute? See the Python Developer's Guide to learn about how Python development is managed.

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