comparison SMART/Java/Python/misc/UnlimitedProgress.py @ 36:44d5973c188c

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author m-zytnicki
date Tue, 30 Apr 2013 15:02:29 -0400
parents 769e306b7933
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35:d94018ca4ada 36:44d5973c188c
1 #
2 # Copyright INRA-URGI 2009-2010
3 #
4 # This software is governed by the CeCILL license under French law and
5 # abiding by the rules of distribution of free software. You can use,
6 # modify and/ or redistribute the software under the terms of the CeCILL
7 # license as circulated by CEA, CNRS and INRIA at the following URL
8 # "http://www.cecill.info".
9 #
10 # As a counterpart to the access to the source code and rights to copy,
11 # modify and redistribute granted by the license, users are provided only
12 # with a limited warranty and the software's author, the holder of the
13 # economic rights, and the successive licensors have only limited
14 # liability.
15 #
16 # In this respect, the user's attention is drawn to the risks associated
17 # with loading, using, modifying and/or developing or reproducing the
18 # software by the user in light of its specific status of free software,
19 # that may mean that it is complicated to manipulate, and that also
20 # therefore means that it is reserved for developers and experienced
21 # professionals having in-depth computer knowledge. Users are therefore
22 # encouraged to load and test the software's suitability as regards their
23 # requirements in conditions enabling the security of their systems and/or
24 # data to be ensured and, more generally, to use and operate it in the
25 # same conditions as regards security.
26 #
27 # The fact that you are presently reading this means that you have had
28 # knowledge of the CeCILL license and that you accept its terms.
29 #
30 import sys
31 import time
32
33 class UnlimitedProgress(object):
34 """Show the progress of a process when no upper bound is known"""
35
36 def __init__(self, step = 1000, message = "Progress", verbosity = 0):
37 self.step = step
38 self.progress = 0
39 self.message = message
40 self.verbosity = verbosity
41 self.maxMessageSize = 50
42 self.startTime = time.time()
43 self.elapsed = 0
44 if len(self.message) > self.maxMessageSize:
45 self.message = self.message[0:self.maxMessageSize-3] + "..."
46 self.show()
47
48
49 def inc(self):
50 self.progress += 1
51 self.show()
52
53
54 def getPrintableElapsedTime(self, time):
55 timeHou = int(time) / 3600
56 timeMin = int(time) / 60 - 60 * timeHou
57 timeSec = int(time) % 60
58 if timeHou > 0:
59 return "%3dh %2dm" % (timeHou, timeMin)
60 if timeMin > 0:
61 return "%2dm %2ds" % (timeMin, timeSec)
62 return "%2ds" % (timeSec)
63
64
65 def show(self):
66 if self.verbosity <= 0:
67 return
68 elapsed = int(time.time() - self.startTime)
69 if (self.progress % self.step == 0) or (elapsed > self.elapsed + 10):
70 self.elapsed = elapsed
71 string = "%s %d -- time spent: %s\r" % (self.message, self.progress, self.getPrintableElapsedTime(elapsed))
72 sys.stdout.write(string)
73 sys.stdout.flush()
74
75
76 def done(self):
77 if self.verbosity > 0:
78 elapsed = time.time() - self.startTime
79 string = "%s %d -- time spent: %s\r" % (self.message, self.progress, self.getPrintableElapsedTime(elapsed))
80 print string
81