1# 2# Licensed to the Apache Software Foundation (ASF) under one 3# or more contributor license agreements. See the NOTICE file 4# distributed with this work for additional information 5# regarding copyright ownership. The ASF licenses this file 6# to you under the Apache License, Version 2.0 (the 7# "License"); you may not use this file except in compliance 8# with the License. You may obtain a copy of the License at 9# 10# http://www.apache.org/licenses/LICENSE-2.0 11# 12# Unless required by applicable law or agreed to in writing, 13# software distributed under the License is distributed on an 14# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15# KIND, either express or implied. See the License for the 16# specific language governing permissions and limitations 17# under the License. 18# 19 20import sys 21 22if sys.version_info[0] == 2: 23 24 from cStringIO import StringIO as BufferIO 25 26 def binary_to_str(bin_val): 27 return bin_val 28 29 def str_to_binary(str_val): 30 return str_val 31 32 def byte_index(bytes_val, i): 33 return ord(bytes_val[i]) 34 35else: 36 37 from io import BytesIO as BufferIO # noqa 38 39 def binary_to_str(bin_val): 40 return bin_val.decode('utf8') 41 42 def str_to_binary(str_val): 43 return bytes(str_val, 'utf8') 44 45 def byte_index(bytes_val, i): 46 return bytes_val[i] 47