shallow-copy-environ / W1507#

Message emitted:

Using copy.copy(os.environ). Use os.environ.copy() instead.

Description:

os.environ is not a dict object but proxy object, so shallow copy has still effects on original object. See https://bugs.python.org/issue15373 for reference.

Correct code:

# This is a placeholder for correct code for this message.

Additional details:

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Created by the stdlib checker.