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better auto-closing TqdmThreadPoolExecutor

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Casper da Costa-Luis
2019-08-13 23:46:20 +01:00
parent a1f5c03683
commit d9b4ecfe7b
1 changed files with 8 additions and 4 deletions
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dvc/progress.py
+8 -4
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@@ -13,15 +13,19 @@ class TqdmThreadPoolExecutor(ThreadPoolExecutor):
def __enter__(self): def __enter__(self):
""" """
Creates a blank initial dummy progress bar so that workers are forced Creates a blank initial dummy progress bar if needed so that workers are
to create "nested" bars. forced to create "nested" bars.
""" """
self.blank_bar = Tqdm(bar_format="Multi-Threaded:", leave=False) blank_bar = Tqdm(bar_format="Multi-Threaded:", leave=False)
if blank_bar.pos > 0:
# already nested - don't need a placeholder bar
blank_bar.close()
self.bar = blank_bar
return super(TqdmThreadPoolExecutor, self).__enter__() return super(TqdmThreadPoolExecutor, self).__enter__()
def __exit__(self, *a, **k): def __exit__(self, *a, **k):
super(TqdmThreadPoolExecutor, self).__exit__(*a, **k) super(TqdmThreadPoolExecutor, self).__exit__(*a, **k)
self.blank_bar.close() self.bar.close()
class Tqdm(tqdm): class Tqdm(tqdm):