mirror of https://github.com/tqdm/tqdm.git
39 lines
993 B
Python
39 lines
993 B
Python
"""
|
|
Asynchronous examples using `asyncio`, `async` and `await` on `python>=3.7`.
|
|
"""
|
|
import asyncio
|
|
from tqdm.asyncio import tqdm, trange
|
|
|
|
|
|
def count(start=0, step=1):
|
|
i = start
|
|
while True:
|
|
new_start = yield i
|
|
if new_start is None:
|
|
i += step
|
|
else:
|
|
i = new_start
|
|
|
|
|
|
async def main():
|
|
N = int(1e6)
|
|
async for row in tqdm(trange(N, desc="inner"), desc="outer"):
|
|
if row >= N:
|
|
break
|
|
with tqdm(count(), desc="coroutine", total=N + 2) as pbar:
|
|
async for row in pbar:
|
|
if row == N:
|
|
pbar.send(-10)
|
|
elif row < 0:
|
|
assert row == -9
|
|
break
|
|
# should be ~1sec rather than ~50s due to async scheduling
|
|
for i in tqdm.as_completed([asyncio.sleep(0.01 * i)
|
|
for i in range(100, 0, -1)],
|
|
desc="as_completed"):
|
|
await i
|
|
|
|
|
|
if __name__ == "__main__":
|
|
asyncio.run(main())
|