other:python:misc_by_jyp
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| Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
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other:python:misc_by_jyp [2021/08/25 12:40] jypeter [Working with paths and filenames] Improved example |
other:python:misc_by_jyp [2021/09/17 13:41] jypeter [Printing a readable version of long lists or dictionaries] Replaced ordered dict with a regular dict |
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| Line 102: | Line 102: | ||
| >>> sum(files_sizes) | >>> sum(files_sizes) | ||
| 64792</code> | 64792</code> | ||
| + | |||
| + | ==== Generating file names ==== | ||
| + | |||
| + | === Name depending on the current date/time === | ||
| + | |||
| + | <code>>>> import time | ||
| + | >>> plot_version = time.strftime('%Y%m%d_%H%M') | ||
| + | >>> f_name = 'test_%s.nc' % (plot_version,) | ||
| + | >>> f_name | ||
| + | 'test_20210827_1334.nc' | ||
| + | </code> | ||
| + | |||
| + | === Temporary file === | ||
| + | |||
| + | <code>>>> import tempfile, os | ||
| + | >>> f_tmp = tempfile.NamedTemporaryFile(mode='w', suffix='.nc', delete=False) | ||
| + | >>> f_tmp | ||
| + | <tempfile._TemporaryFileWrapper object at 0x2b5614743820> | ||
| + | >>> f_tmp.name | ||
| + | '/tmp/tmpi6uk9hre.nc' | ||
| + | >>> f_tmp.close() | ||
| + | >>> os.remove(f_tmp.name)</code> | ||
| ==== Using command-line arguments ==== | ==== Using command-line arguments ==== | ||
| Line 148: | Line 170: | ||
| The [[https://docs.python.org/3/library/pprint.html|pprint]] module can be used for //pretty printing// objects (lists, dictionaries, ...). It will wrap long lines in a meaningful way | The [[https://docs.python.org/3/library/pprint.html|pprint]] module can be used for //pretty printing// objects (lists, dictionaries, ...). It will wrap long lines in a meaningful way | ||
| - | <code>>>> from collections import OrderedDict | + | <code>>>> import pprint |
| - | >>> test_dic = OrderedDict([('AWI-ESM-1-1-LR_AWI', {'r1i1p1f1': {'grid': 'gn'}}), ('CESM2_NCAR', {'r1i1p1f1': {'grid': 'gn'}}), ('IPSL-CM6A-LR_IPSL', {'r1i1p1f1': {'grid': 'gr'}, 'r1i1p1f2': {'grid': 'gr'}, 'r1i1p1f3': {'grid': 'gr'}, 'r1i1p1f4': {'grid': 'gr'}})]) | + | >>> test_dic = {'AWI-ESM-1-1-LR_AWI':{'r1i1p1f1': {'grid': 'gn'}}, 'CESM2_NCAR':{'r1i1p1f1': {'grid': 'gn'}}, 'IPSL-CM6A-LR_IPSL':{'r1i1p1f1': {'grid': 'gr'}, 'r1i1p1f2': {'grid': 'gr'}, 'r1i1p1f3': {'grid': 'gr'}, 'r1i1p1f4': {'grid': 'gr'}}} |
| >>> print(test_dic) | >>> print(test_dic) | ||
| - | OrderedDict([('AWI-ESM-1-1-LR_AWI', {'r1i1p1f1': {'grid': 'gn'}}), ('CESM2_NCAR', {'r1i1p1f1': {'grid': 'gn'}}), ('IPSL-CM6A-LR_IPSL', {'r1i1p1f1': {'grid': 'gr'}, 'r1i1p1f2': {'grid': 'gr'}, 'r1i1p1f3': {'grid': 'gr'}, 'r1i1p1f4': {'grid': 'gr'}})]) | + | {'AWI-ESM-1-1-LR_AWI': {'r1i1p1f1': {'grid': 'gn'}}, 'CESM2_NCAR': {'r1i1p1f1': {'grid': 'gn'}}, 'IPSL-CM6A-LR_IPSL': {'r1i1p1f1': {'grid': 'gr'}, 'r1i1p1f2': {'grid': 'gr'}, 'r1i1p1f3': {'grid': 'gr'}, 'r1i1p1f4': {'grid': 'gr'}}} |
| >>> pprint.pprint(test_dic) | >>> pprint.pprint(test_dic) | ||
| - | OrderedDict([('AWI-ESM-1-1-LR_AWI', {'r1i1p1f1': {'grid': 'gn'}}), | + | {'AWI-ESM-1-1-LR_AWI': {'r1i1p1f1': {'grid': 'gn'}}, |
| - | ('CESM2_NCAR', {'r1i1p1f1': {'grid': 'gn'}}), | + | 'CESM2_NCAR': {'r1i1p1f1': {'grid': 'gn'}}, |
| - | ('IPSL-CM6A-LR_IPSL', | + | 'IPSL-CM6A-LR_IPSL': {'r1i1p1f1': {'grid': 'gr'}, |
| - | {'r1i1p1f1': {'grid': 'gr'}, | + | 'r1i1p1f2': {'grid': 'gr'}, |
| - | 'r1i1p1f2': {'grid': 'gr'}, | + | 'r1i1p1f3': {'grid': 'gr'}, |
| - | 'r1i1p1f3': {'grid': 'gr'}, | + | 'r1i1p1f4': {'grid': 'gr'}}} |
| - | 'r1i1p1f4': {'grid': 'gr'}})]) | + | |
| </code> | </code> | ||
other/python/misc_by_jyp.txt · Last modified: 2024/04/19 12:02 by jypeter
