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# -*- coding: utf-8 -*- 

# 

# progressbar - Text progress bar library for Python. 

# Copyright (c) 2005 Nilton Volpato 

# 

# This library is free software; you can redistribute it and/or 

# modify it under the terms of the GNU Lesser General Public 

# License as published by the Free Software Foundation; either 

# version 2.1 of the License, or (at your option) any later version. 

# 

# This library is distributed in the hope that it will be useful, 

# but WITHOUT ANY WARRANTY; without even the implied warranty of 

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 

# Lesser General Public License for more details. 

# 

# You should have received a copy of the GNU Lesser General Public 

# License along with this library; if not, write to the Free Software 

# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 

 

"""Compatibility methods and classes for the progressbar module.""" 

 

 

# Python 3.x (and backports) use a modified iterator syntax 

# This will allow 2.x to behave with 3.x iterators 

try: 

next 

except NameError: 

def next(iter): 

try: 

# Try new style iterators 

return iter.__next__() 

except AttributeError: 

# Fallback in case of a "native" iterator 

return iter.next() 

 

 

# Python < 2.5 does not have "any" 

try: 

any 

except NameError: 

def any(iterator): 

for item in iterator: 

if item: return True 

return False