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-rw-r--r--pym/portage/__init__.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py
index 24997e28..1dc81cf5 100644
--- a/pym/portage/__init__.py
+++ b/pym/portage/__init__.py
@@ -1117,7 +1117,7 @@ class config(object):
def __init__(self, clone=None, mycpv=None, config_profile_path=None,
config_incrementals=None, config_root=None, target_root=None,
- local_config=True, env=os.environ):
+ local_config=True, env=None):
"""
@param clone: If provided, init will use deepcopy to copy by value the instance.
@type clone: Instance of config class.
@@ -1455,6 +1455,8 @@ class config(object):
expand_map.update(env_d)
# backupenv is used for calculating incremental variables.
+ if env is None:
+ env = os.environ
self.backupenv = env.copy()
if env_d: