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comparison find.py @ 38:7d76b1d70096

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Add file to generate stats on data files.
author Daniel O'Connor <darius@dons.net.au>
date Wed, 28 Sep 2011 12:30:20 +0930
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children df1b4d7e988f
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37:3d2306e39700 38:7d76b1d70096
1 #!/usr/bin/env python
2
3 import datafile
4 import getopt
5 import numpy
6 import sys
7
8 if __name__ == "__main__":
9 opts, args = getopt.getopt(sys.argv[1:], "e:hm:s")
10
11 minlev = None
12 exptag = None
13 dostats = False
14 for o, a in opts:
15 if o == "-h":
16 print """Find data files with certain characteristics
17
18 %s [-h] [-e exp] [-m min] [-s] file [file ..]
19 exp Limit to experiment tag exp
20 min Find files with power greater than min
21 -s Print stats about files
22 """
23 elif o == "-e":
24 exptag = a
25 elif o == "-m":
26 minlev = float(a)
27 elif o == "-s":
28 dostats = True
29 else:
30 print "Unknown option " + o
31 sys.exit(1)
32
33 if len(args) == 0:
34 print "Need at least one file to analyse"
35 sys.exit(1)
36
37 minfiles = []
38 if dostats:
39 print "%-50s %7s %7s %7s (dBm)" % ("Name", "Min", "Mean", "Max")
40 for fn in args:
41 dfile = datafile.DataFile(fn)
42
43 if exptag != None and dfile['TAG'] != exptag:
44 continue
45
46 if minlev != None:
47 if reduce(lambda x, y: x or y, dfile.powers > minlev):
48 minfiles.append(fn)
49
50 if dostats:
51 print "%-50s %7.2f %7.2f %7.2f" % (fn, dfile.powers.min(), dfile.powers.mean(), dfile.powers.max())
52
53 if minlev != None:
54 if dostats:
55 print ""
56 print "Files with any element exceeding %.2f dBm:" % (minlev)
57 for fn in minfiles:
58 print fn
59