circuitpython/tests/thread/stress_create.py

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# stress test for creating many threads
try:
import utime as time
except ImportError:
import time
import _thread
def thread_entry(n):
pass
thread_num = 0
while thread_num < 500:
try:
_thread.start_new_thread(thread_entry, (thread_num,))
thread_num += 1
except MemoryError:
pass
# wait for the last threads to terminate
time.sleep(1)
print("done")