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Don't divide by zero in progress meter

Browse Source 
If there are no projects to fetch, the progress meter would
have divided by zero during `repo sync`, and that throws a
ZeroDivisionError.  Instead we report the progress with an
unknown amount remaining.

Signed-off-by: Shawn O. Pearce <sop@google.com>
This commit is contained in:
Shawn O. Pearce 2009-04-16 08:00:42 -07:00
parent 4c5c7aa74b
commit b1168ffada
1 changed files with 27 additions and 14 deletions
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41
progress.py
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@ -16,7 +16,7 @@
import sys import sys
class Progress(object): class Progress(object):
def __init__(self, title, total): def __init__(self, title, total=0):
self._title = title self._title = title
self._total = total self._total = total
self._done = 0 self._done = 0
@ -24,22 +24,35 @@ class Progress(object):
def update(self, inc=1): def update(self, inc=1):
self._done += inc self._done += inc
p = (100 * self._done) / self._total
if self._lastp != p: if self._total <= 0:
self._lastp = p sys.stderr.write('\r%s: %d, ' % (
sys.stderr.write('\r%s: %3d%% (%d/%d) ' % ( self._title,
self._done))
sys.stderr.flush()
else:
p = (100 * self._done) / self._total
if self._lastp != p:
self._lastp = p
sys.stderr.write('\r%s: %3d%% (%d/%d) ' % (
self._title,
p,
self._done,
self._total))
sys.stderr.flush()
def end(self):
if self._total <= 0:
sys.stderr.write('\r%s: %d, done. \n' % (
self._title,
self._done))
sys.stderr.flush()
else:
p = (100 * self._done) / self._total
sys.stderr.write('\r%s: %3d%% (%d/%d), done. \n' % (
self._title, self._title,
p, p,
self._done, self._done,
self._total)) self._total))
sys.stderr.flush() sys.stderr.flush()
def end(self):
p = (100 * self._done) / self._total
sys.stderr.write('\r%s: %3d%% (%d/%d), done. \n' % (
self._title,
p,
self._done,
self._total))
sys.stderr.flush()