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######################## BEGIN LICENSE BLOCK ######################## 

# Contributor(s): 

# Dan Blanchard 

# Ian Cordasco 

# 

# 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 

######################### END LICENSE BLOCK ######################### 

 

import sys 

 

 

if sys.version_info < (3, 0): 

PY2 = True 

PY3 = False 

base_str = (str, unicode) 

text_type = unicode 

else: 

PY2 = False 

PY3 = True 

base_str = (bytes, str) 

text_type = str