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wait until checkpoint is finished

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Patrick Esser 2022-07-13 07:29:43 +00:00 committed by pesser
parent 0948a3f89c
commit 7f8c423450
1 changed files with 15 additions and 2 deletions
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17
scripts/checker.py
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@ -148,21 +148,33 @@ class Sampler(object):
class Checker(object):
def __init__(self, ckpt_path, callback, interval=60):
def __init__(self, ckpt_path, callback, wait_for_file=5, interval=60):
self._cached_stamp = 0
self.filename = ckpt_path
self.callback = callback
self.interval = interval
self.wait_for_file = wait_for_file
def check(self):
while True:
stamp = os.stat(self.filename).st_mtime
if stamp != self._cached_stamp:
while True:
# try to wait until checkpoint is fully written
previous_stamp = stamp
time.sleep(self.wait_for_file)
stamp = os.stat(self.filename).st_mtime
if stamp != previous_stamp:
print(f"File is still changing. Waiting {self.wait_for_file} seconds.")
else:
break
self._cached_stamp = stamp
# file has changed, so do something...
print(f"{self.__class__.__name__}: Detected a new file at "
f"{self.filename}, calling back.")
self.callback()
else:
time.sleep(self.interval)
@ -173,6 +185,7 @@ def run(prompts_path="scripts/prompts/prompts-with-wings.txt",
W=None,
C=4,
F=8,
wait_for_file=5,
interval=60):
if out_dir is None:
@ -197,7 +210,7 @@ def run(prompts_path="scripts/prompts/prompts-with-wings.txt",
shape = [C, H//F, W//F]
sampler = Sampler(out_dir, ckpt_path, cfg_path, prompts_path, shape=shape)
checker = Checker(ckpt_path, sampler, interval=interval)
checker = Checker(ckpt_path, sampler, wait_for_file=wait_for_file, interval=interval)
checker.check()