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added --reverse option. corrected help hint regarding sorting order

This commit is contained in:
Philip Eisenlohr 2014-05-23 14:05:58 +00:00
parent a031b044eb
commit 51e7f9eed9
1 changed files with 7 additions and 3 deletions
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10
processing/post/sortTable.py
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@ -32,19 +32,21 @@ class extendableOption(Option):
# -------------------------------------------------------------------- # --------------------------------------------------------------------
parser = OptionParser(option_class=extendableOption, usage='%prog options [file[s]]', description = """ parser = OptionParser(option_class=extendableOption, usage='%prog options [file[s]]', description = """
Sort rows by given column label. Sort rows by given column label(s).
Examples: Examples:
Coordinates may be given in column "x", "y", and "z". With coordinates in columns "x", "y", and "z"; sorting with x slowest and z fastest varying index: --label x,y,z.
Sorting with x fastest and z slowest varying index: --label x,y,z.
""" + string.replace(scriptID,'\n','\\n') """ + string.replace(scriptID,'\n','\\n')
) )
parser.add_option('-l','--label', dest='keys', action='extend', type='string', metavar='<LIST>', parser.add_option('-l','--label', dest='keys', action='extend', type='string', metavar='<LIST>',
help='list of column labels (a,b,c,...)') help='list of column labels (a,b,c,...)')
parser.add_option('-r','--reverse', dest='reverse', action='store_true',
help='reverse sorting')
parser.set_defaults(key = []) parser.set_defaults(key = [])
parser.set_defaults(reverse = False)
(options,filenames) = parser.parse_args() (options,filenames) = parser.parse_args()
@ -86,6 +88,8 @@ for file in files:
cols += [table.data[:,column]] cols += [table.data[:,column]]
ind = numpy.lexsort(cols) ind = numpy.lexsort(cols)
if options.reverse:
ind = ind[::-1]
table.data = table.data[ind] table.data = table.data[ind]
table.data_writeArray() table.data_writeArray()