How to use 'python throw exception' in Python

Every line of 'python throw exception' code snippets is scanned for vulnerabilities by our powerful machine learning engine that combs millions of open source libraries, ensuring your Python code is secure.

All examples are scanned by Snyk Code

By copying the Snyk Code Snippets you agree to
this disclaimer
77def 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 """)
Important

Use secure code every time

Secure your code as it's written. Use Snyk Code to scan source code in minutes – no build needed – and fix issues immediately. Enable Snyk Code

62def _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))

Related snippets