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--- python-software [2014/10/08 10:31]
aorth created
+++ python-software [2021/08/26 08:28] (current)
aorth
@@ Line 1: / Line 1: @@
 ====== python ======
+Python programming language.
 ===== Information =====
-  * Version: 2.7.8
+  * Version: 3.8 (3.8.11)
   * Added: October, 2014
+  * Updated: August, 2021
   * Link: https://www.python.org
 ===== Usage =====
-=== See versions of python which are available ===
+See versions of python which are available:
-<code>module avail python</code>
+<code>$ module avail python</code>
+Load a particular version into your environment and run it:
+<code>$ module load python/3.8
+$ python -V</code>
 ===== Installation ======
 Notes from the sysadmin during installation:
-<code>cd /tmp
+<code>$ cd /tmp
-wget https://www.python.org/ftp/python/2.7.8/Python-2.7.8.tar.xz
+$ wget https://www.python.org/ftp/python/3.8.11/Python-3.8.11.tar.xz
-tar xf Python-2.7.8.tar.xz
+$ tar xf Python-3.8.11.tar.xz
-cd Python-2.7.8
+$ cd Python-3.8.11
-scl enable devtoolset-1.1 bash
+$ scl enable devtoolset-7 bash
-./configure --prefix=/export/apps/python/2.7.8
+$ ./configure --prefix=/export/apps/python/3.8 --enable-shared --with-computed-gotos --enable-optimizations --with-lto --enable-ipv6
-make -j4
+$ CFLAGS="${CFLAGS/-O2/-O3} -fno-semantic-interposition"
-sudo mkdir /export/apps/python/2.7.8
+$ LDFLAGS="$LDFLAGS -fno-semantic-interposition"
-sudo chown aorth:aorth /export/apps/python/2.7.8
+$ chrt -i 0 make -j4
-./python Lib/test/regrtest.py -v
+$ sudo mkdir -p /export/apps/python/3.8
-make install
+$ sudo chown aorth /export/apps/python/3.8
-sudo chown -R root:root /export/apps/python/2.7.8</code>
+$ make install
+$ make maninstall
+$ ln -s /export/apps/python/3.8/bin/python3 /export/apps/python/3.8/bin/python
+$ ln -s /export/apps/python/3.8/share/man/man1/python3.8.1 /export/apps/python/3.8/share/man/man1/python.1
+$ ln -s /export/apps/python/3.8/bin/pip3 /export/apps/python/3.8/bin/pip
+$ sudo chown -R root:root /export/apps/python/3.8</code>
+Configure options borrowed from [[https://github.com/archlinux/svntogit-packages/commits/packages/python/trunk|Arch Linux's Python package]].

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