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try:
from esp32 import Partition as p
import micropython
except ImportError:
print("SKIP")
raise SystemExit
# try some vanilla OSError to get std error code
try:
open("this filedoesnotexist", "r")
print("FAILED TO RAISE")
except OSError as e:
print(e)
# try to make nvs partition bootable, which ain't gonna work
part = p.find(type=p.TYPE_DATA)[0]
fun = p.set_boot
try:
fun(part)
print("FAILED TO RAISE")
except OSError as e:
print(e)
# same but with out of memory condition by locking the heap
exc = "FAILED TO RAISE"
micropython.heap_lock()
try:
fun(part)
except OSError as e:
exc = e
micropython.heap_unlock()
print("exc:", exc) # exc empty due to no memory
# same again but having an emergency buffer
micropython.alloc_emergency_exception_buf(256)
exc = "FAILED TO RAISE"
micropython.heap_lock()
try:
fun(part)
except Exception as e:
exc = e
micropython.heap_unlock()
print(exc)
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