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import micropython
# Tests both code paths for built-in exception raising.
# mp_obj_new_exception_msg_varg (exception requires decompression at raise-time to format)
# mp_obj_new_exception_msg (decompression can be deferred)
# NameError uses mp_obj_new_exception_msg_varg for NameError("name '%q' isn't defined")
# set.pop uses mp_obj_new_exception_msg for KeyError("pop from an empty set")
# Tests that deferred decompression works both via print(e) and accessing the message directly via e.args.
a = set()
# First test the regular case (can use heap for allocating the decompression buffer).
try:
name()
except NameError as e:
print(type(e).__name__, e)
try:
a.pop()
except KeyError as e:
print(type(e).__name__, e)
try:
name()
except NameError as e:
print(e.args[0])
try:
a.pop()
except KeyError as e:
print(e.args[0])
# Then test that it still works when the heap is locked (i.e. in ISR context).
micropython.heap_lock()
try:
name()
except NameError as e:
print(type(e).__name__)
try:
a.pop()
except KeyError as e:
print(type(e).__name__)
micropython.heap_unlock()
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