/usr/lib/python2.7/dist-packages/chaco/tests/_tools.py is in python-chaco 4.5.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | from contextlib import contextmanager
import sys
import traceback
# ######### Testing tools
@contextmanager
def store_exceptions_on_all_threads():
"""Context manager that captures all exceptions, even those coming from
the UI thread. On exit, the first exception is raised (if any).
"""
exceptions = []
def excepthook(type, value, tb):
exceptions.append(value)
message = 'Uncaught exception:\n'
message += ''.join(traceback.format_exception(type, value, tb))
sys.stderr.write(message)
try:
sys.excepthook = excepthook
yield
finally:
if len(exceptions) > 0:
raise exceptions[0]
sys.excepthook = sys.__excepthook__
@contextmanager
def assert_raises(ExceptionClass):
try:
yield
except ExceptionClass:
pass
else:
msg = 'Test should have failed with {}.'
raise Exception(msg.format(ExceptionClass.__name__))
|