diff options
Diffstat (limited to 'engine/SCons/compat/__init__.py')
| -rw-r--r-- | engine/SCons/compat/__init__.py | 31 |
1 files changed, 11 insertions, 20 deletions
diff --git a/engine/SCons/compat/__init__.py b/engine/SCons/compat/__init__.py index 4356940..439d3f6 100644 --- a/engine/SCons/compat/__init__.py +++ b/engine/SCons/compat/__init__.py @@ -1,5 +1,5 @@ # -# Copyright (c) 2001 - 2017 The SCons Foundation +# Copyright (c) 2001 - 2019 The SCons Foundation # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the @@ -57,31 +57,22 @@ function defined below loads the module as the "real" name (without the rest of our code will find our pre-loaded compatibility module. """ -__revision__ = "src/engine/SCons/compat/__init__.py 74b2c53bc42290e911b334a6b44f187da698a668 2017/11/14 13:16:53 bdbaddog" +__revision__ = "src/engine/SCons/compat/__init__.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan" import os import sys -import imp # Use the "imp" module to protect imports from fixers. +import importlib PYPY = hasattr(sys, 'pypy_translation_info') -def import_as(module, name): - """ - Imports the specified module (from our local directory) as the - specified name, returning the loaded module object. - """ - dir = os.path.split(__file__)[0] - return imp.load_module(name, *imp.find_module(module, [dir])) - - def rename_module(new, old): """ - Attempts to import the old module and load it under the new name. + Attempt to import the old module and load it under the new name. Used for purely cosmetic name changes in Python 3.x. """ try: - sys.modules[new] = imp.load_module(old, *imp.find_module(old)) + sys.modules[new] = importlib.import_module(old) return True except ImportError: return False @@ -98,7 +89,7 @@ import pickle # Was pickle.HIGHEST_PROTOCOL # Changed to 2 so py3.5+'s pickle will be compatible with py2.7. -PICKLE_PROTOCOL = 2 +PICKLE_PROTOCOL = pickle.HIGHEST_PROTOCOL # TODO: FIXME # In 3.x, 'profile' automatically loads the fast version if available. @@ -122,28 +113,28 @@ except AttributeError: # intern into the sys package sys.intern = intern -# Preparing for 3.x. UserDict, UserList, UserString are in -# collections for 3.x, but standalone in 2.7.x +# UserDict, UserList, UserString are in # collections for 3.x, +# but standalone in 2.7.x. Monkey-patch into collections for 2.7. import collections try: collections.UserDict except AttributeError: - exec ('from UserDict import UserDict as _UserDict') + from UserDict import UserDict as _UserDict collections.UserDict = _UserDict del _UserDict try: collections.UserList except AttributeError: - exec ('from UserList import UserList as _UserList') + from UserList import UserList as _UserList collections.UserList = _UserList del _UserList try: collections.UserString except AttributeError: - exec ('from UserString import UserString as _UserString') + from UserString import UserString as _UserString collections.UserString = _UserString del _UserString |