Mercurial > repos > shellac > guppy_basecaller
comparison env/lib/python3.7/site-packages/future/__init__.py @ 5:9b1c78e6ba9c draft default tip
"planemo upload commit 6c0a8142489327ece472c84e558c47da711a9142"
| author | shellac |
|---|---|
| date | Mon, 01 Jun 2020 08:59:25 -0400 |
| parents | 79f47841a781 |
| children |
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| 4:79f47841a781 | 5:9b1c78e6ba9c |
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| 1 """ | |
| 2 future: Easy, safe support for Python 2/3 compatibility | |
| 3 ======================================================= | |
| 4 | |
| 5 ``future`` is the missing compatibility layer between Python 2 and Python | |
| 6 3. It allows you to use a single, clean Python 3.x-compatible codebase to | |
| 7 support both Python 2 and Python 3 with minimal overhead. | |
| 8 | |
| 9 It is designed to be used as follows:: | |
| 10 | |
| 11 from __future__ import (absolute_import, division, | |
| 12 print_function, unicode_literals) | |
| 13 from builtins import ( | |
| 14 bytes, dict, int, list, object, range, str, | |
| 15 ascii, chr, hex, input, next, oct, open, | |
| 16 pow, round, super, | |
| 17 filter, map, zip) | |
| 18 | |
| 19 followed by predominantly standard, idiomatic Python 3 code that then runs | |
| 20 similarly on Python 2.6/2.7 and Python 3.3+. | |
| 21 | |
| 22 The imports have no effect on Python 3. On Python 2, they shadow the | |
| 23 corresponding builtins, which normally have different semantics on Python 3 | |
| 24 versus 2, to provide their Python 3 semantics. | |
| 25 | |
| 26 | |
| 27 Standard library reorganization | |
| 28 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
| 29 | |
| 30 ``future`` supports the standard library reorganization (PEP 3108) through the | |
| 31 following Py3 interfaces: | |
| 32 | |
| 33 >>> # Top-level packages with Py3 names provided on Py2: | |
| 34 >>> import html.parser | |
| 35 >>> import queue | |
| 36 >>> import tkinter.dialog | |
| 37 >>> import xmlrpc.client | |
| 38 >>> # etc. | |
| 39 | |
| 40 >>> # Aliases provided for extensions to existing Py2 module names: | |
| 41 >>> from future.standard_library import install_aliases | |
| 42 >>> install_aliases() | |
| 43 | |
| 44 >>> from collections import Counter, OrderedDict # backported to Py2.6 | |
| 45 >>> from collections import UserDict, UserList, UserString | |
| 46 >>> import urllib.request | |
| 47 >>> from itertools import filterfalse, zip_longest | |
| 48 >>> from subprocess import getoutput, getstatusoutput | |
| 49 | |
| 50 | |
| 51 Automatic conversion | |
| 52 -------------------- | |
| 53 | |
| 54 An included script called `futurize | |
| 55 <http://python-future.org/automatic_conversion.html>`_ aids in converting | |
| 56 code (from either Python 2 or Python 3) to code compatible with both | |
| 57 platforms. It is similar to ``python-modernize`` but goes further in | |
| 58 providing Python 3 compatibility through the use of the backported types | |
| 59 and builtin functions in ``future``. | |
| 60 | |
| 61 | |
| 62 Documentation | |
| 63 ------------- | |
| 64 | |
| 65 See: http://python-future.org | |
| 66 | |
| 67 | |
| 68 Credits | |
| 69 ------- | |
| 70 | |
| 71 :Author: Ed Schofield, Jordan M. Adler, et al | |
| 72 :Sponsor: Python Charmers Pty Ltd, Australia, and Python Charmers Pte | |
| 73 Ltd, Singapore. http://pythoncharmers.com | |
| 74 :Others: See docs/credits.rst or http://python-future.org/credits.html | |
| 75 | |
| 76 | |
| 77 Licensing | |
| 78 --------- | |
| 79 Copyright 2013-2019 Python Charmers Pty Ltd, Australia. | |
| 80 The software is distributed under an MIT licence. See LICENSE.txt. | |
| 81 | |
| 82 """ | |
| 83 | |
| 84 __title__ = 'future' | |
| 85 __author__ = 'Ed Schofield' | |
| 86 __license__ = 'MIT' | |
| 87 __copyright__ = 'Copyright 2013-2019 Python Charmers Pty Ltd' | |
| 88 __ver_major__ = 0 | |
| 89 __ver_minor__ = 18 | |
| 90 __ver_patch__ = 2 | |
| 91 __ver_sub__ = '' | |
| 92 __version__ = "%d.%d.%d%s" % (__ver_major__, __ver_minor__, | |
| 93 __ver_patch__, __ver_sub__) |
