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Add a better progress indicator for trace_paths

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This commit is contained in:
Jeremy Stretch 2020-12-01 13:30:59 -05:00
parent ef77961cf4
commit 0b57389af6
1 changed files with 13 additions and 6 deletions
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19
netbox/dcim/management/commands/trace_paths.py
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@ -30,6 +30,13 @@ class Command(BaseCommand):
help="Do not prompt user for any input/confirmation" help="Do not prompt user for any input/confirmation"
) )
def draw_progress_bar(self, percentage):
"""
Draw a simple progress bar 20 increments wide illustrating the specified percentage.
"""
bar_size = int(percentage / 5)
self.stdout.write(f"\r [{'#' * bar_size}{' ' * (20-bar_size)}] {int(percentage)}%", ending='')
def handle(self, *model_names, **options): def handle(self, *model_names, **options):
# If --force was passed, first delete all existing CablePaths # If --force was passed, first delete all existing CablePaths
@ -67,15 +74,15 @@ class Command(BaseCommand):
origins = origins.filter(_path__isnull=True) origins = origins.filter(_path__isnull=True)
origins_count = origins.count() origins_count = origins.count()
if not origins_count: if not origins_count:
print(f'Found no missing {model._meta.verbose_name} paths; skipping') self.stdout.write(f'Found no missing {model._meta.verbose_name} paths; skipping')
continue continue
print(f'Retracing {origins_count} cabled {model._meta.verbose_name_plural}...') self.stdout.write(f'Retracing {origins_count} cabled {model._meta.verbose_name_plural}...')
i = 0 i = 0
for i, obj in enumerate(origins, start=1): for i, obj in enumerate(origins, start=1):
create_cablepath(obj) create_cablepath(obj)
# TODO: Come up with a better progress indicator if not i % 100:
if not i % 1000: self.draw_progress_bar(i * 100 / origins_count)
self.stdout.write(f' {i}') self.draw_progress_bar(100)
self.stdout.write(self.style.SUCCESS(f' Retraced {i} {model._meta.verbose_name_plural}')) self.stdout.write(self.style.SUCCESS(f'\n Retraced {i} {model._meta.verbose_name_plural}'))
self.stdout.write(self.style.SUCCESS('Finished.')) self.stdout.write(self.style.SUCCESS('Finished.'))