pyenv virtualenvを使ってpython3.6.6で仮想環境を構築

pyenvを使ってpython3.6.6をビルド、その後、virtualenvでビルドしたpython3.6.6に環境名py36の仮想環境を設定する。

!pyenv update
Updating /root/.pyenv...
From https://github.com/pyenv/pyenv
 * branch            master     -> FETCH_HEAD
Already up to date.
Updating /root/.pyenv/plugins/pyenv-doctor...
From https://github.com/pyenv/pyenv-doctor
 * branch            master     -> FETCH_HEAD
Already up to date.
Updating /root/.pyenv/plugins/pyenv-installer...
From https://github.com/pyenv/pyenv-installer
 * branch            master     -> FETCH_HEAD
Already up to date.
Updating /root/.pyenv/plugins/pyenv-update...
From https://github.com/pyenv/pyenv-update
 * branch            master     -> FETCH_HEAD
Already up to date.
Updating /root/.pyenv/plugins/pyenv-virtualenv...
From https://github.com/pyenv/pyenv-virtualenv
 * branch            master     -> FETCH_HEAD
Already up to date.
Updating /root/.pyenv/plugins/pyenv-which-ext...
From https://github.com/pyenv/pyenv-which-ext
 * branch            master     -> FETCH_HEAD
Already up to date.

最新のpython3.6.xを確認する。

!pyenv install --list
Available versions:
  2.1.3
  2.2.3
  2.3.7
  2.4
  2.4.1
  2.4.2
  2.4.3
  2.4.4
  2.4.5
  2.4.6
  2.5
  2.5.1
  2.5.2
  2.5.3
  2.5.4
  2.5.5
  2.5.6
  2.6.6
  2.6.7
  2.6.8
  2.6.9
  2.7-dev
  2.7
  2.7.1
  2.7.2
  2.7.3
  2.7.4
  2.7.5
  2.7.6
  2.7.7
  2.7.8
  2.7.9
  2.7.10
  2.7.11
  2.7.12
  2.7.13
  2.7.14
  2.7.15
  3.0.1
  3.1
  3.1.1
  3.1.2
  3.1.3
  3.1.4
  3.1.5
  3.2
  3.2.1
  3.2.2
  3.2.3
  3.2.4
  3.2.5
  3.2.6
  3.3.0
  3.3.1
  3.3.2
  3.3.3
  3.3.4
  3.3.5
  3.3.6
  3.3.7
  3.4.0
  3.4-dev
  3.4.1
  3.4.2
  3.4.3
  3.4.4
  3.4.5
  3.4.6
  3.4.7
  3.4.8
  3.4.9
  3.5.0
  3.5-dev
  3.5.1
  3.5.2
  3.5.3
  3.5.4
  3.5.5
  3.5.6
  3.6.0
  3.6-dev
  3.6.1
  3.6.2
  3.6.3
  3.6.4
  3.6.5
  3.6.6
  3.7.0
  3.7-dev
  3.8-dev
  activepython-2.7.14
  activepython-3.5.4
  activepython-3.6.0
  anaconda-1.4.0
  anaconda-1.5.0
  anaconda-1.5.1
  anaconda-1.6.0
  anaconda-1.6.1
  anaconda-1.7.0
  anaconda-1.8.0
  anaconda-1.9.0
  anaconda-1.9.1
  anaconda-1.9.2
  anaconda-2.0.0
  anaconda-2.0.1
  anaconda-2.1.0
  anaconda-2.2.0
  anaconda-2.3.0
  anaconda-2.4.0
  anaconda-4.0.0
  anaconda2-2.4.0
  anaconda2-2.4.1
  anaconda2-2.5.0
  anaconda2-4.0.0
  anaconda2-4.1.0
  anaconda2-4.1.1
  anaconda2-4.2.0
  anaconda2-4.3.0
  anaconda2-4.3.1
  anaconda2-4.4.0
  anaconda2-5.0.0
  anaconda2-5.0.1
  anaconda2-5.1.0
  anaconda2-5.2.0
  anaconda3-2.0.0
  anaconda3-2.0.1
  anaconda3-2.1.0
  anaconda3-2.2.0
  anaconda3-2.3.0
  anaconda3-2.4.0
  anaconda3-2.4.1
  anaconda3-2.5.0
  anaconda3-4.0.0
  anaconda3-4.1.0
  anaconda3-4.1.1
  anaconda3-4.2.0
  anaconda3-4.3.0
  anaconda3-4.3.1
  anaconda3-4.4.0
  anaconda3-5.0.0
  anaconda3-5.0.1
  anaconda3-5.1.0
  anaconda3-5.2.0
  ironpython-dev
  ironpython-2.7.4
  ironpython-2.7.5
  ironpython-2.7.6.3
  ironpython-2.7.7
  jython-dev
  jython-2.5.0
  jython-2.5-dev
  jython-2.5.1
  jython-2.5.2
  jython-2.5.3
  jython-2.5.4-rc1
  jython-2.7.0
  jython-2.7.1
  micropython-dev
  micropython-1.9.3
  micropython-1.9.4
  miniconda-latest
  miniconda-2.2.2
  miniconda-3.0.0
  miniconda-3.0.4
  miniconda-3.0.5
  miniconda-3.3.0
  miniconda-3.4.2
  miniconda-3.7.0
  miniconda-3.8.3
  miniconda-3.9.1
  miniconda-3.10.1
  miniconda-3.16.0
  miniconda-3.18.3
  miniconda2-latest
  miniconda2-3.18.3
  miniconda2-3.19.0
  miniconda2-4.0.5
  miniconda2-4.1.11
  miniconda2-4.3.14
  miniconda2-4.3.21
  miniconda2-4.3.27
  miniconda2-4.3.30
  miniconda3-latest
  miniconda3-2.2.2
  miniconda3-3.0.0
  miniconda3-3.0.4
  miniconda3-3.0.5
  miniconda3-3.3.0
  miniconda3-3.4.2
  miniconda3-3.7.0
  miniconda3-3.8.3
  miniconda3-3.9.1
  miniconda3-3.10.1
  miniconda3-3.16.0
  miniconda3-3.18.3
  miniconda3-3.19.0
  miniconda3-4.0.5
  miniconda3-4.1.11
  miniconda3-4.2.12
  miniconda3-4.3.11
  miniconda3-4.3.14
  miniconda3-4.3.21
  miniconda3-4.3.27
  miniconda3-4.3.30
  pypy-c-jit-latest
  pypy-c-nojit-latest
  pypy-dev
  pypy-stm-2.3
  pypy-stm-2.5.1
  pypy-1.5-src
  pypy-1.5
  pypy-1.6
  pypy-1.7
  pypy-1.8
  pypy-1.9
  pypy-2.0-src
  pypy-2.0
  pypy-2.0.1-src
  pypy-2.0.1
  pypy-2.0.2-src
  pypy-2.0.2
  pypy-2.1-src
  pypy-2.1
  pypy-2.2-src
  pypy-2.2
  pypy-2.2.1-src
  pypy-2.2.1
  pypy-2.3-src
  pypy-2.3
  pypy-2.3.1-src
  pypy-2.3.1
  pypy-2.4.0-src
  pypy-2.4.0
  pypy-2.5.0-src
  pypy-2.5.0
  pypy-2.5.1-src
  pypy-2.5.1
  pypy-2.6.0-src
  pypy-2.6.0
  pypy-2.6.1-src
  pypy-2.6.1
  pypy-4.0.0-src
  pypy-4.0.0
  pypy-4.0.1-src
  pypy-4.0.1
  pypy-5.0.0-src
  pypy-5.0.0
  pypy-5.0.1-src
  pypy-5.0.1
  pypy-5.1-src
  pypy-5.1
  pypy-5.1.1-src
  pypy-5.1.1
  pypy-5.3-src
  pypy-5.3
  pypy-5.3.1-src
  pypy-5.3.1
  pypy-5.4-src
  pypy-5.4
  pypy-5.4.1-src
  pypy-5.4.1
  pypy-5.6.0-src
  pypy-5.6.0
  pypy-5.7.0-src
  pypy-5.7.0
  pypy-5.7.1-src
  pypy-5.7.1
  pypy2-5.3-src
  pypy2-5.3
  pypy2-5.3.1-src
  pypy2-5.3.1
  pypy2-5.4-src
  pypy2-5.4
  pypy2-5.4.1-src
  pypy2-5.4.1
  pypy2-5.6.0-src
  pypy2-5.6.0
  pypy2-5.7.0-src
  pypy2-5.7.0
  pypy2-5.7.1-src
  pypy2-5.7.1
  pypy2.7-5.8.0-src
  pypy2.7-5.8.0
  pypy2.7-5.9.0-src
  pypy2.7-5.9.0
  pypy2.7-5.10.0-src
  pypy2.7-5.10.0
  pypy2.7-6.0.0-src
  pypy2.7-6.0.0
  pypy3-dev
  pypy3-2.3.1-src
  pypy3-2.3.1
  pypy3-2.4.0-src
  pypy3-2.4.0
  pypy3.3-5.2-alpha1-src
  pypy3.3-5.2-alpha1
  pypy3.3-5.5-alpha-src
  pypy3.3-5.5-alpha
  pypy3.5-c-jit-latest
  pypy3.5-5.7-beta-src
  pypy3.5-5.7-beta
  pypy3.5-5.7.1-beta-src
  pypy3.5-5.7.1-beta
  pypy3.5-5.8.0-src
  pypy3.5-5.8.0
  pypy3.5-5.9.0-src
  pypy3.5-5.9.0
  pypy3.5-5.10.0-src
  pypy3.5-5.10.0
  pypy3.5-5.10.1-src
  pypy3.5-5.10.1
  pypy3.5-6.0.0-src
  pypy3.5-6.0.0
  pyston-0.5.1
  pyston-0.6.0
  pyston-0.6.1
  stackless-dev
  stackless-2.7-dev
  stackless-2.7.2
  stackless-2.7.3
  stackless-2.7.4
  stackless-2.7.5
  stackless-2.7.6
  stackless-2.7.7
  stackless-2.7.8
  stackless-2.7.9
  stackless-2.7.10
  stackless-2.7.11
  stackless-2.7.12
  stackless-2.7.14
  stackless-3.2.2
  stackless-3.2.5
  stackless-3.3.5
  stackless-3.3.7
  stackless-3.4-dev
  stackless-3.4.1
  stackless-3.4.2
  stackless-3.4.7
  stackless-3.5.4

最新のpython3.6.6をbuildする。

!env PYTHON_CONFIGURE_OPTS="--enable-shared" CFLAGS='-O2' pyenv install 3.6.6
Downloading Python-3.6.6.tar.xz...
-> https://www.python.org/ftp/python/3.6.6/Python-3.6.6.tar.xz
Installing Python-3.6.6...
Installed Python-3.6.6 to /root/.pyenv/versions/3.6.6

virtualenvを使って環境名py36の仮想環境を構築する。

!pyenv virtualenv 3.6.6 py36
Looking in links: /tmp/tmprcec5g7e
Requirement already satisfied: setuptools in /root/.pyenv/versions/3.6.6/envs/py36/lib/python3.6/site-packages (39.0.1)
Requirement already satisfied: pip in /root/.pyenv/versions/3.6.6/envs/py36/lib/python3.6/site-packages (10.0.1)

ちゃんと環境が構築されたか確認する。

!pyenv versions
  system
  3.6.6
  3.6.6/envs/py36
  3.7.0
  3.7.0/envs/py37
  py36
* py37 (set by PYENV_VERSION environment variable)
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