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annotate mercurial/pycompat.py @ 29432:34b914ac573e

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py3: conditionalize xmlrpclib import The xmlrpclib library is renamed to xmlrpc.client in python 3
author Pulkit Goyal <7895pulkit@gmail.com>
date Mon, 27 Jun 2016 16:37:37 +0530
parents 80880ad3fccd
children 33770d2b6cf9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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6041fb8f2da8 pycompat: add empty and queue to handle py3 divergence
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1 # pycompat.py - portability shim for python 3
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2 #
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3 # This software may be used and distributed according to the terms of the
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4 # GNU General Public License version 2 or any later version.
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5
6041fb8f2da8 pycompat: add empty and queue to handle py3 divergence
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6 """Mercurial portability shim for python 3.
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7
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8 This contains aliases to hide python version-specific details from the core.
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9 """
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10
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11 from __future__ import absolute_import
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12
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13 try:
29324
b501579147f1 py3: conditionalize cPickle import by adding in util
Pulkit Goyal <7895pulkit@gmail.com>
parents: 28882
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14 import cPickle as pickle
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15 pickle.dumps
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16 except ImportError:
b501579147f1 py3: conditionalize cPickle import by adding in util
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17 import pickle
29405
fbe380dc227a pyflakes: use pycompat.pickles to prevent error
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
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18 pickle.dumps # silence pyflakes
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19
b501579147f1 py3: conditionalize cPickle import by adding in util
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20 try:
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34b914ac573e py3: conditionalize xmlrpclib import
Pulkit Goyal <7895pulkit@gmail.com>
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21 import xmlrpclib
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22 xmlrpclib.Transport
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23 except ImportError:
34b914ac573e py3: conditionalize xmlrpclib import
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24 import xmlrpc.client as xmlrpclib
34b914ac573e py3: conditionalize xmlrpclib import
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25 xmlrpclib.Transport
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26
34b914ac573e py3: conditionalize xmlrpclib import
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27 try:
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80880ad3fccd py3: conditionalize the urlparse import
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28 import urlparse
80880ad3fccd py3: conditionalize the urlparse import
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29 urlparse.urlparse
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30 except ImportError:
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31 import urllib.parse as urlparse
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32 urlparse.urlparse
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33
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34 try:
28835
68a946e83188 pycompat: add util.stringio to handle py3 divergence
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35 import cStringIO as io
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36 stringio = io.StringIO
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37 except ImportError:
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38 import io
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39 stringio = io.StringIO
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40
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41 try:
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42 import Queue as _queue
28833
672fc23bf9cc pycompat: fix demand import handling of Queue
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43 _queue.Queue
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44 except ImportError:
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45 import queue as _queue
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46 empty = _queue.Empty
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47 queue = _queue.Queue
28834
2fac032c1269 pycompat: alias xrange to range in py3
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48
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49 class _pycompatstub(object):
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50 pass
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51
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52 def _alias(alias, origin, items):
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53 """ populate a _pycompatstub
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54
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55 copies items from origin to alias
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56 """
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57 def hgcase(item):
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58 return item.replace('_', '').lower()
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59 for item in items:
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60 try:
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61 setattr(alias, hgcase(item), getattr(origin, item))
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62 except AttributeError:
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63 pass
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64
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65 urlreq = _pycompatstub()
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66 urlerr = _pycompatstub()
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67 try:
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68 import urllib2
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69 import urllib
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
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70 _alias(urlreq, urllib, (
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
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71 "addclosehook",
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timeless <timeless@mozdev.org>
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72 "addinfourl",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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73 "ftpwrapper",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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74 "pathname2url",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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75 "quote",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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76 "splitattr",
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timeless <timeless@mozdev.org>
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77 "splitpasswd",
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78 "splitport",
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timeless <timeless@mozdev.org>
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79 "splituser",
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timeless <timeless@mozdev.org>
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80 "unquote",
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81 "url2pathname",
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82 "urlencode",
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83 "urlencode",
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timeless <timeless@mozdev.org>
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84 ))
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85 _alias(urlreq, urllib2, (
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86 "AbstractHTTPHandler",
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87 "BaseHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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88 "build_opener",
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timeless <timeless@mozdev.org>
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89 "FileHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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90 "FTPHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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91 "HTTPBasicAuthHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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92 "HTTPDigestAuthHandler",
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timeless <timeless@mozdev.org>
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93 "HTTPHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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94 "HTTPPasswordMgrWithDefaultRealm",
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timeless <timeless@mozdev.org>
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95 "HTTPSHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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96 "install_opener",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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97 "ProxyHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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98 "Request",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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99 "urlopen",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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100 ))
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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101 _alias(urlerr, urllib2, (
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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102 "HTTPError",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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103 "URLError",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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104 ))
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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105
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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106 except ImportError:
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timeless <timeless@mozdev.org>
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107 import urllib.request
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108 _alias(urlreq, urllib.request, (
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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109 "AbstractHTTPHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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110 "addclosehook",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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111 "addinfourl",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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112 "BaseHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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113 "build_opener",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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114 "FileHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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115 "FTPHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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116 "ftpwrapper",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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117 "HTTPHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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118 "HTTPSHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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119 "install_opener",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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120 "pathname2url",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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121 "HTTPBasicAuthHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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122 "HTTPDigestAuthHandler",
29414
2646fbba4ca7 pycompat: add HTTPPasswordMgrWithDefaultRealm to Python 3 block
Gregory Szorc <gregory.szorc@gmail.com>
parents: 29405
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123 "HTTPPasswordMgrWithDefaultRealm",
28882
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timeless <timeless@mozdev.org>
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124 "ProxyHandler",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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125 "quote",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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126 "Request",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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127 "splitattr",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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128 "splitpasswd",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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129 "splitport",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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130 "splituser",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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131 "unquote",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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132 "url2pathname",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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133 "urlopen",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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134 ))
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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135 import urllib.error
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timeless <timeless@mozdev.org>
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136 _alias(urlerr, urllib.error, (
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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137 "HTTPError",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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138 "URLError",
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
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139 ))
800ec7c048b0 pycompat: add util.urlerr util.urlreq classes for py3 compat
timeless <timeless@mozdev.org>
parents: 28835
diff changeset
140
28834
2fac032c1269 pycompat: alias xrange to range in py3
timeless <timeless@mozdev.org>
parents: 28833
diff changeset
141 try:
2fac032c1269 pycompat: alias xrange to range in py3
timeless <timeless@mozdev.org>
parents: 28833
diff changeset
142 xrange
2fac032c1269 pycompat: alias xrange to range in py3
timeless <timeless@mozdev.org>
parents: 28833
diff changeset
143 except NameError:
2fac032c1269 pycompat: alias xrange to range in py3
timeless <timeless@mozdev.org>
parents: 28833
diff changeset
144 import builtins
2fac032c1269 pycompat: alias xrange to range in py3
timeless <timeless@mozdev.org>
parents: 28833
diff changeset
145 builtins.xrange = range