other:python:starting
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other:python:starting [2019/04/24 15:12] jypeter [Where to start] Updated |
other:python:starting [2019/04/25 11:57] jypeter |
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| You can then read the [[jyp_steps|JYP's recommended steps for learning python]] for really working with python | You can then read the [[jyp_steps|JYP's recommended steps for learning python]] for really working with python | ||
| </note> | </note> | ||
| + | |||
| + | Note: the former and **outdated** version (before the massive usage of //conda//) is still [[other:python:starting_170810|available for reference]] | ||
| ===== Where to start ===== | ===== Where to start ===== | ||
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| ===== Python distributions available for LSCE users ===== | ===== Python distributions available for LSCE users ===== | ||
| - | This section will help you choose a distribution in the big Python ecosystem (many distributions, python version 2.7.* or 3.*, ...). You should use a distribution that is already available near your data (e.g. do the computation on a server near your data, do not move/duplicate the data!) and try to identify who is maintaining it, if you need help or extra packages. | + | This section will help you choose a distribution in the big Python ecosystem (many distributions, python version 2.7.* or 3.*, ...) on some of the servers used by LSCE users. You should use a distribution that is already available near your data (e.g. do the computation on a server near your data, do not move/duplicate the data!) and try to identify who is maintaining it, if you need help or additional packages. |
| - | Only install a distribution yourself if you need it on your local computer, or if you need to install some modules that can't be installed by the contacts listed below. A python distribution can require several Gb of disk space, so do not install it in a backed up //home// directory! | + | Only install a distribution yourself if you need it on your local computer (desktop or laptop), or if you need to install some modules that can't be installed by the contacts listed below. A python distribution will require several Gb of disk space, so do not install it in a backed up //home// directory! |
| - | We suggest that you **use Python 2 rather than Python 3**. Or you can check the [[https://wiki.lsce.ipsl.fr/pmip3/doku.php/other:python:jyp_steps#python_27_vs_python_3|differences between both versions]] and try to write scripts that will work in both versions! 8-) | + | You can use either //Python 2// or //Python 3//. Most packages are now available in both versions, but you should make sure that the most important package/s you need is/are available in the selected Python version. You can check the [[https://wiki.lsce.ipsl.fr/pmip3/doku.php/other:python:jyp_steps#python_27_vs_python_3|differences between both versions]] and try to write scripts that will work in both versions! |
| ==== LSCE distribution ==== | ==== LSCE distribution ==== | ||
| Contact: the LSCE system administrators ([[help-lsce@lsce.ipsl.fr]]) | Contact: the LSCE system administrators ([[help-lsce@lsce.ipsl.fr]]) | ||
| + | |||
| + | Where: //obelix// interactive servers and cluster at LSCE | ||
| + | |||
| + | Initialization type: [[other:newppl:starting#using_module_to_access_optional_programs|module based]] + //conda// | ||
| + | |||
| + | What's installed: type ''conda list'' after initializing the conda distribution | ||
| <code> | <code> | ||
| > module avail | > module avail | ||
| [...] | [...] | ||
| - | castem/12 ferret/6.9.5 hdf5/1.8.9 netcdf/4p python/2.7.5 sun-java/7.0.45 | + | 4ARTIC/3.6 grib_api/1.14 netcdf/3 python/2.7.5 |
| + | batch_env grib_api/1.14.0 netcdf/4 python/3.6 | ||
| + | [...] | ||
| + | glost/0.3.1 ncview/2.1.7 python/2.7 | ||
| [...] | [...] | ||
| - | > module load python/2.7.5 | + | > module load python/2.7 |
| > which python | > which python | ||
| - | /usr/local/install/python-2.7.5/bin/python | + | /usr/local/install/python-2.7/bin/python |
| > python | > python | ||
| - | Python 2.7.5 (default, Sep 18 2013, 15:47:43) | + | Python 2.7.15 |Anaconda, Inc.| (default, Oct 10 2018, 21:32:13) |
| - | [GCC 4.4.7 20120313 (Red Hat 4.4.7-3)] on linux2 | + | [GCC 7.3.0] on linux2 |
| Type "help", "copyright", "credits" or "license" for more information. | Type "help", "copyright", "credits" or "license" for more information. | ||
| >>> | >>> | ||
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| Contact: the TGCC hotline ([[hotline.tgcc@cea.fr]]) | Contact: the TGCC hotline ([[hotline.tgcc@cea.fr]]) | ||
| + | |||
| + | Where: CEA TGCC | ||
| + | |||
| + | Initialization type: [[other:newppl:starting#using_module_to_access_optional_programs|module based]] | ||
| + | |||
| + | What's installed: | ||
| <code> | <code> | ||
other/python/starting.txt · Last modified: 2024/05/30 13:41 by jypeter
