debian-pdfrw/pdfrw/py23_diffs.py

54 lines
943 B
Python

# A part of pdfrw (https://github.com/pmaupin/pdfrw)
# Copyright (C) 2006-2015 Patrick Maupin, Austin, Texas
# MIT license -- See LICENSE.txt for details
# Deal with Python2/3 differences
try:
import zlib
except ImportError:
zlib = None
try:
unicode = unicode
except NameError:
def convert_load(s):
if isinstance(s, bytes):
return s.decode('Latin-1')
return s
def convert_store(s):
return s.encode('Latin-1')
def from_array(a):
return a.tobytes()
else:
def convert_load(s):
return s
def convert_store(s):
return s
def from_array(a):
return a.tostring()
nextattr, = (x for x in dir(iter([])) if 'next' in x)
try:
iteritems = dict.iteritems
except AttributeError:
iteritems = dict.items
try:
xrange = xrange
except NameError:
xrange = range
try:
intern = intern
except NameError:
from sys import intern