| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You 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. |
| |
| # Libcloud Python 2.x and 3.x compatibility layer |
| # Some methods bellow are taken from Django PYK3 port which is licensed under 3 |
| # clause BSD license |
| # https://bitbucket.org/loewis/django-3k |
| |
| from __future__ import absolute_import |
| |
| import sys |
| import types |
| |
| PY3 = False |
| PY2 = False |
| PY25 = False |
| |
| if sys.version_info >= (3, 0): |
| PY3 = True |
| import http.client as httplib |
| from io import StringIO |
| import urllib |
| import urllib as urllib2 |
| import urllib.parse as urlparse |
| import xmlrpc.client as xmlrpclib |
| from urllib.parse import quote as urlquote |
| from urllib.parse import urlencode as urlencode |
| |
| basestring = str |
| |
| def method_type(callable, instance, klass): |
| return types.MethodType(callable, instance or klass()) |
| |
| bytes = __builtins__['bytes'] |
| def b(s): |
| if isinstance(s, str): |
| return s.encode("ascii") |
| elif isinstance(s, bytes): |
| return s |
| else: |
| raise TypeError("Invalid argument %r for b()" % (s,)) |
| def byte(n): |
| # assume n is a Latin-1 string of length 1 |
| return ord(n) |
| u = str |
| next = __builtins__['next'] |
| def dictvalues(d): |
| return list(d.values()) |
| else: |
| PY2 = True |
| import httplib |
| from StringIO import StringIO |
| import urllib |
| import urllib2 |
| import urlparse |
| import xmlrpclib |
| from urllib import quote as urlquote |
| from urllib import urlencode as urlencode |
| |
| basestring = unicode = str |
| |
| method_type = types.MethodType |
| |
| b = bytes = str |
| def byte(n): |
| return n |
| u = unicode |
| def next(i): |
| return i.next() |
| def dictvalues(d): |
| return d.values() |
| |
| if sys.version_info >= (2, 5) and sys.version_info <= (2, 6): |
| PY25 = True |