| Patrick Williams | c0f7c04 | 2017-02-23 20:41:17 -0600 | [diff] [blame^] | 1 | # -*- coding: utf-8 -*- |
| 2 | # |
| 3 | # progressbar - Text progress bar library for Python. |
| 4 | # Copyright (c) 2005 Nilton Volpato |
| 5 | # |
| 6 | # This library is free software; you can redistribute it and/or |
| 7 | # modify it under the terms of the GNU Lesser General Public |
| 8 | # License as published by the Free Software Foundation; either |
| 9 | # version 2.1 of the License, or (at your option) any later version. |
| 10 | # |
| 11 | # This library is distributed in the hope that it will be useful, |
| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | # Lesser General Public License for more details. |
| 15 | # |
| 16 | # You should have received a copy of the GNU Lesser General Public |
| 17 | # License along with this library; if not, write to the Free Software |
| 18 | # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | |
| 20 | """Compatibility methods and classes for the progressbar module.""" |
| 21 | |
| 22 | |
| 23 | # Python 3.x (and backports) use a modified iterator syntax |
| 24 | # This will allow 2.x to behave with 3.x iterators |
| 25 | try: |
| 26 | next |
| 27 | except NameError: |
| 28 | def next(iter): |
| 29 | try: |
| 30 | # Try new style iterators |
| 31 | return iter.__next__() |
| 32 | except AttributeError: |
| 33 | # Fallback in case of a "native" iterator |
| 34 | return iter.next() |
| 35 | |
| 36 | |
| 37 | # Python < 2.5 does not have "any" |
| 38 | try: |
| 39 | any |
| 40 | except NameError: |
| 41 | def any(iterator): |
| 42 | for item in iterator: |
| 43 | if item: return True |
| 44 | return False |