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#!/usr/bin/python
# -*- coding: utf-8 -*-
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2015 Juniper Networks
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
# @author: Numan Siddique, eNovance.
import urllib
from collections import OrderedDict
import sys
import cgitb
import cStringIO
def detailed_traceback():
buf = cStringIO.StringIO()
cgitb.Hook(format="text", file=buf).handle(sys.exc_info())
tb_txt = buf.getvalue()
buf.close()
return tb_txt
# end detailed_traceback
def encode_string(enc_str, encoding='utf-8'):
"""Encode the string using urllib.quote_plus
Eg. @input:
enc_str = 'neté
type - 'unicode' or 'str'
@retval
enc_str = 'net%C3%A9%C3%B9'
type - str
"""
try:
enc_str.encode()
except (UnicodeDecodeError, UnicodeEncodeError):
if type(enc_str) is unicode:
enc_str = enc_str.encode(encoding)
enc_str = urllib.quote_plus(enc_str)
except Exception:
pass
return enc_str
def decode_string(dec_str, encoding='utf-8'):
"""Decode the string previously encoded using urllib.quote_plus.
Eg. If dec_str = 'net%C3%A9%C3%B9'
type - 'unicode' or 'str'
@retval
ret_dec_str = 'neté
type - unicode
"""
ret_dec_str = dec_str
try:
if type(ret_dec_str) is unicode:
ret_dec_str = str(ret_dec_str)
ret_dec_str = urllib.unquote_plus(ret_dec_str)
return ret_dec_str.decode(encoding)
except Exception:
return dec_str
class CacheContainer(object):
def __init__(self, size):
self.container_size = size
self.dictionary = OrderedDict()
def __getitem__(self, key, default=None):
value = self.dictionary[key]
# item accessed - put it in the front
del self.dictionary[key]
self.dictionary[key] = value
return value
def __setitem__(self, key, value):
self.dictionary[key] = value
if len(self.dictionary.keys()) > self.container_size:
# container is full, loose the least used item
self.dictionary.popitem(last=False)
def __contains__(self, key):
return key in self.dictionary
def __repr__(self):
return str(self.dictionary)
def CamelCase(input):
words = input.replace('_', '-').split('-')
name = ''
for w in words:
name += w.capitalize()
return name
#end CamelCase
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