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-rw-r--r--tests/thread/thread_lock2.py24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/thread/thread_lock2.py b/tests/thread/thread_lock2.py
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+++ b/tests/thread/thread_lock2.py
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+# test _thread lock objects with multiple threads
+#
+# MIT license; Copyright (c) 2016 Damien P. George on behalf of Pycom Ltd
+
+try:
+ import utime as time
+except ImportError:
+ import time
+import _thread
+
+lock = _thread.allocate_lock()
+
+def thread_entry():
+ lock.acquire()
+ print('have it')
+ lock.release()
+
+# spawn the threads
+for i in range(4):
+ _thread.start_new_thread(thread_entry, ())
+
+# wait for threads to finish
+time.sleep(0.2)
+print('done')