Installation python3
====================
Pour les Spice kernels, il est ncecessaire d'installer une version assez recente de python3
Sur CentOS 7, la version la plus recente est la 3.6.
Elle doit etre installee depuis le depot IUS : Inline with Upstream Stable
=== Installation depot IUS
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$ ssh solar@rosina1
$ su
$ yum install install https://centos7.iuscommunity.org/ius-release.rpm
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=== Installation python 3.6
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$ yum install python36u
==============================================================================
Package Architecture Version
==============================================================================
Installation :
python3 x86_64 3.6.8-10.el7
Installation pour dépendances :
python3-libs x86_64 3.6.8-10.el7
python3-pip noarch 9.0.3-5.el7
python3-setuptools noarch 39.2.0-10.el7
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$ python3.6 -V
Python 3.6.8
$ python3 -V
Python 3.6.8
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=== Creation venv
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$ ssh solar@rosina1
$ python3 -m venv py3.venv
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Activation du venv
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$ source py3.venv/bin/activate
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=== Installation spiceypy
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$ source py3.venv/bin/activate
$ pip search spiceypy
(py3.venv) [solar@rosina1 ~]$ pip search spiceypy
spiceypy (3.0.1) - A Python Wrapper for the NAIF CSPICE Toolkit
You are using pip version 9.0.3, however version 19.3.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
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Mise a jour du pip du venv
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$ pip install --upgrade pip
Collecting pip
Downloading https://files.pythonhosted.org/packages/00/b6/9cfa56b4081ad13874b0c6f96af8ce16cfbc1cb06bedf8e9164ce5551ec1/pip-19.3.1-py2.py3-none-any.whl (1.4MB)
100% |████████████████████████████████| 1.4MB 782kB/s
Installing collected packages: pip
Found existing installation: pip 9.0.3
Uninstalling pip-9.0.3:
Successfully uninstalled pip-9.0.3
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$ pip install spiceypy
ollecting spiceypy
Downloading https://files.pythonhosted.org/packages/ce/4a/1b6d775ecf1c36d9c3751663a0ce6a0471a8e189837790e5674991ea99eb/spiceypy-3.0.1.tar.gz (241kB)
|████████████████████████████████| 245kB 1.8MB/s
Collecting numpy>=1.17.0
Downloading https://files.pythonhosted.org/packages/62/20/4d43e141b5bc426ba38274933ef8e76e85c7adea2c321ecf9ebf7421cedf/numpy-1.18.1-cp36-cp36m-manylinux1_x86_64.whl (20.1MB)
|████████████████████████████████| 20.2MB 3.7MB/s
Installing collected packages: numpy, spiceypy
Running setup.py install for spiceypy ... done
Successfully installed numpy-1.18.1 spiceypy-3.0.1
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