def test_empty_env(self):
"""Verify that env={} is as empty as possible."""
- def is_env_var_to_ignore(var_name):
+ def is_env_var_to_ignore(n):
"""Determine if an environment variable is under our control."""
# This excludes some __CF_* and VERSIONER_* keys MacOS insists
# on adding even when the environment in exec is empty.
# Gentoo sandboxes also force LD_PRELOAD and SANDBOX_* to exist.
- return ('VERSIONER' in k or '__CF' in k or # MacOS
- k == 'LD_PRELOAD' or k.startswith('SANDBOX')) # Gentoo
+ return ('VERSIONER' in n or '__CF' in n or # MacOS
+ n == 'LD_PRELOAD' or n.startswith('SANDBOX')) # Gentoo
with subprocess.Popen([sys.executable, "-c",
'import os; print(list(os.environ.keys()))'],