AWS LinuxでPython3やるならAmazon Linuxのイメージがお手軽だった件

AMI ID: amzn-ami-hvm-2018.03.0.20181129-x86_64-gp2 (ami-0cd3dfa4e37921605)

2xしか入ってなさげ

$ which python
/usr/bin/python
$ find / -name python 2> /dev/null
/usr/share/gcc-7/python
/usr/bin/python
/var/lib/alternatives/python
/etc/alternatives/python
$ ll /usr/bin/python
lrwxrwxrwx 1 root root 24 Nov 16 23:06 /usr/bin/python -> /etc/alternatives/python
$ ll /usr/bin/python*
lrwxrwxrwx 1 root root   24 Nov 16 23:06 /usr/bin/python -> /etc/alternatives/python
-rwxr-xr-x 1 root root 5120 May  2  2018 /usr/bin/python27
-rwxr-xr-x 1 root root 5120 May  2  2018 /usr/bin/python2.7
-rwxr-xr-x 1 root root 1846 May  2  2018 /usr/bin/python2.7-config
lrwxrwxrwx 1 root root   31 Nov 16 23:06 /usr/bin/python-config -> /etc/alternatives/python-config

$ sudo yum install python36 python36-virtualenv python36-pip
$ which python
/usr/bin/python
$ ll /usr/bin/python*
lrwxrwxrwx 1 root root   24 Apr 27 08:18 /usr/bin/python -> /etc/alternatives/python
-rwxr-xr-x 1 root root 5120 May  2  2018 /usr/bin/python27
-rwxr-xr-x 1 root root 5120 May  2  2018 /usr/bin/python2.7
-rwxr-xr-x 1 root root 1846 May  2  2018 /usr/bin/python2.7-config
lrwxrwxrwx 1 root root   25 Apr 27 08:18 /usr/bin/python3 -> /etc/alternatives/python3
-rwxr-xr-x 3 root root 6872 Mar 18 18:59 /usr/bin/python36
-rwxr-xr-x 3 root root 6872 Mar 18 18:59 /usr/bin/python3.6
lrwxrwxrwx 1 root root   17 Apr 27 08:18 /usr/bin/python3.6-config -> python3.6m-config
-rwxr-xr-x 3 root root 6872 Mar 18 18:59 /usr/bin/python3.6m
-rwxr-xr-x 1 root root  173 Mar 18 18:59 /usr/bin/python3.6m-config
-rwxr-xr-x 1 root root 3373 Mar 18 18:39 /usr/bin/python3.6m-x86_64-config
lrwxrwxrwx 1 root root   32 Apr 27 08:18 /usr/bin/python3-config -> /etc/alternatives/python3-config
lrwxrwxrwx 1 root root   31 Apr 27 08:18 /usr/bin/python-config -> /etc/alternatives/python-config

pip確認

$ ll /usr/bin/pip*
lrwxrwxrwx 1 root root  21 Apr 27 08:18 /usr/bin/pip -> /etc/alternatives/pip
-rwxr-xr-x 1 root root 370 Apr 25  2018 /usr/bin/pip-2.7
-rwxr-xr-x 1 root root 370 Apr 25  2018 /usr/bin/pip-3.6

リンクを張った

$ ln -s /usr/bin/pip-3.6 /usr/bin/pip3

こちらにお世話になりました(リスペクト)