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from prompt_toolkit.eventloop import generator_to_async_generator, get_event_loop
def _sync_generator():
yield 1
yield 10
def test_generator_to_async_generator():
"""
Test conversion of sync to asycn generator.
This should run the synchronous parts in a background thread.
"""
async_gen = generator_to_async_generator(_sync_generator)
items = []
async def consume_async_generator():
async for item in async_gen:
items.append(item)
# Run the event loop until all items are collected.
get_event_loop().run_until_complete(consume_async_generator())
assert items == [1, 10]
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