try:

import traceback

except ImportError:

print("SKIP")

raise SystemExit

def fun():

raise Exception("test")

try:

fun()

except Exception as exc:

print("\nNo Trace:")

traceback.print_exception(None, exc, None)

print("\nDefault Trace:")

traceback.print_exception(None, exc, exc.__traceback__)

print("\nLimit=1 Trace:")

traceback.print_exception(None, exc, exc.__traceback__, limit=1)

print("\nLimit=0 Trace:")

traceback.print_exception(None, exc, exc.__traceback__, limit=0)

print("\nLimit=-1 Trace:")

traceback.print_exception(None, exc, exc.__traceback__, limit=-1)

class NonNativeException(Exception):

pass

try:

raise NonNativeException("test")

except Exception as e:

print("\nNonNative Trace:")

traceback.print_exception(None, e, e.__traceback__)

print("")