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"""If the else block returns, it is generally safe to rely on assignments in the except."""
# pylint: disable=missing-function-docstring, invalid-name
import sys
def valid():
"""https://github.com/PyCQA/pylint/issues/6790"""
try:
pass
except ValueError:
error = True
else:
return
print(error)
def invalid():
"""The finally will execute before the else returns."""
try:
pass
except ValueError:
error = None
else:
return
finally:
print(error) # [used-before-assignment]
def invalid_2():
"""The else does not return in every branch."""
try:
pass
except ValueError:
error = None
else:
if range(0):
return
finally:
print(error) # [used-before-assignment]
def invalid_3():
"""Not every except defines the name."""
try:
pass
except ValueError:
error = None
except KeyError:
pass
finally:
print(error) # [used-before-assignment]
def invalid_4():
"""Should not rely on the name in the else even if it returns."""
try:
pass
except ValueError:
error = True
else:
print(error) # [used-before-assignment]
return
def valid_exit():
try:
pass
except SystemExit as e:
lint_result = e.code
else:
sys.exit("Bad")
if lint_result != 0:
sys.exit("Error is 0.")
print(lint_result)
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