How to use 'python throw exception' in Python
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77 def test_raise_and_catch_exception_in_function(self): 78 self.assert_ok("""\ 79 def fn(): 80 raise ValueError("oops") 81 82 try: 83 fn() 84 except ValueError as e: 85 print("Caught: %s" % e) 86 print("done") 87 """)
62 def _raise_thread_exception_cpython(thread_id, exception): 63 exctype = (exception if inspect.isclass(exception) else type(exception)).__name__ 64 thread_id = ctypes.c_long(thread_id) 65 exception = ctypes.py_object(exception) 66 count = ctypes.pythonapi.PyThreadState_SetAsyncExc(thread_id, exception) 67 if count == 0: 68 logger.critical("Failed to set exception (%s) in thread %r.", exctype, thread_id.value) 69 elif count > 1: # pragma: no cover 70 logger.critical("Exception (%s) was set in multiple threads. Undoing...", exctype) 71 ctypes.pythonapi.PyThreadState_SetAsyncExc(thread_id, ctypes.c_long(0))