[PATCH] py3: conditionalize cPickle import by adding in util
Pulkit Goyal
7895pulkit at gmail.com
Sat Jun 4 08:46:02 UTC 2016
# HG changeset patch
# User Pulkit Goyal <7895pulkit at gmail.com>
# Date 1465029891 -19800
# Sat Jun 04 14:14:51 2016 +0530
# Node ID bd32465e821eda919881b9bfe472c1eeb80a2b20
# Parent 118a605e3ad9e1d30c4fd8bacc8310167ae1f222
py3: conditionalize cPickle import by adding in util
The cPickle is renamed to _pickle in python3 and this C extension is available
in pickle which was not included in earlier versions. So imports are conditionalized
to import cPickle in py2 and pickle in py3. Moreover the use of pickle in py2 is
switched to cPickle as the C extension is faster. The hack is added in util.py and
each module imports util.pickle .
diff --git a/hgext/convert/common.py b/hgext/convert/common.py
--- a/hgext/convert/common.py
+++ b/hgext/convert/common.py
@@ -7,7 +7,6 @@
from __future__ import absolute_import
import base64
-import cPickle as pickle
import datetime
import errno
import os
@@ -21,6 +20,7 @@
util,
)
+pickle = util.pickle
propertycache = util.propertycache
def encodeargs(args):
diff --git a/hgext/convert/cvsps.py b/hgext/convert/cvsps.py
--- a/hgext/convert/cvsps.py
+++ b/hgext/convert/cvsps.py
@@ -6,7 +6,6 @@
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import
-import cPickle as pickle
import os
import re
@@ -16,6 +15,8 @@
util,
)
+pickle = util.pickle
+
class logentry(object):
'''Class logentry has the following attributes:
.author - author name as CVS knows it
diff --git a/hgext/convert/subversion.py b/hgext/convert/subversion.py
--- a/hgext/convert/subversion.py
+++ b/hgext/convert/subversion.py
@@ -3,7 +3,6 @@
# Copyright(C) 2007 Daniel Holth et al
from __future__ import absolute_import
-import cPickle as pickle
import os
import re
import sys
@@ -21,6 +20,7 @@
from . import common
+pickle = util.pickle
stringio = util.stringio
propertycache = util.propertycache
urlerr = util.urlerr
diff --git a/hgext/histedit.py b/hgext/histedit.py
--- a/hgext/histedit.py
+++ b/hgext/histedit.py
@@ -173,7 +173,6 @@
import errno
import os
-import pickle
import sys
from mercurial.i18n import _
@@ -197,6 +196,8 @@
util,
)
+pickle = util.pickle
+
release = lock.release
cmdtable = {}
command = cmdutil.command(cmdtable)
diff --git a/mercurial/formatter.py b/mercurial/formatter.py
--- a/mercurial/formatter.py
+++ b/mercurial/formatter.py
@@ -7,7 +7,6 @@
from __future__ import absolute_import
-import cPickle
import os
from .i18n import _
@@ -20,8 +19,11 @@
encoding,
error,
templater,
+ util,
)
+pickle = util.pickle
+
class baseformatter(object):
def __init__(self, ui, topic, opts):
self._ui = ui
@@ -107,7 +109,7 @@
self._data.append(self._item)
def end(self):
baseformatter.end(self)
- self._ui.write(cPickle.dumps(self._data))
+ self._ui.write(pickle.dumps(self._data))
def _jsonifyobj(v):
if isinstance(v, tuple):
diff --git a/mercurial/pycompat.py b/mercurial/pycompat.py
--- a/mercurial/pycompat.py
+++ b/mercurial/pycompat.py
@@ -11,6 +11,12 @@
from __future__ import absolute_import
try:
+ import cPickle as pickle
+ pickle.dumps
+except ImportError:
+ import pickle
+
+try:
import cStringIO as io
stringio = io.StringIO
except ImportError:
diff --git a/mercurial/util.py b/mercurial/util.py
--- a/mercurial/util.py
+++ b/mercurial/util.py
@@ -47,6 +47,7 @@
for attr in (
'empty',
+ 'pickle',
'queue',
'urlerr',
# we do import urlreq, but we do it outside the loop
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