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switowski/forgiveness_vs_permission.py

Created August 20, 2020 15:43
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forgiveness_vs_permission.py
# permission_vs_forgiveness.py
class BaseClass:
pass # "hello" attribute is now removed
class Foo(BaseClass):
pass
FOO = Foo()
# Look before you leap
def test_lbyl3():
if hasattr(FOO, "hello"):
FOO.hello
# Ask for forgiveness
def test_aff3():
try:
FOO.hello
except AttributeError:
pass
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