88 lines
4.0 KiB
Python
88 lines
4.0 KiB
Python
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#!/usr/bin/env python
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# -*- coding: UTF-8 no BOM -*-
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import os,re,sys,math,string
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import damask
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from optparse import OptionParser
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scriptID = string.replace('$Id$','\n','\\n')
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scriptName = os.path.splitext(scriptID.split()[1])[0]
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# --------------------------------------------------------------------
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# MAIN
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# --------------------------------------------------------------------
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parser = OptionParser(option_class=damask.extendableOption, usage='%prog [options] dfile[s]', description = """
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Rename scalar, vectorial, and/or tensorial data header labels.
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""", version = scriptID)
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parser.add_option('-l','--label', dest='label', action='extend', metavar='<string LIST>',
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help='column(s) to rename')
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parser.add_option('-s','--substitute', dest='substitute', action='extend', metavar='<string LIST>',
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help='new column label')
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parser.set_defaults(label = [])
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parser.set_defaults(substitute = [])
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(options,filenames) = parser.parse_args()
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# --- loop over input files -------------------------------------------------------------------------
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if filenames == []:
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filenames = ['STDIN']
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for name in filenames:
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if name == 'STDIN':
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file = {'name':'STDIN', 'input':sys.stdin, 'output':sys.stdout, 'croak':sys.stderr}
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file['croak'].write('\033[1m'+scriptName+'\033[0m\n')
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else:
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if not os.path.exists(name): continue
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file = {'name':name, 'input':open(name), 'output':open(name+'_tmp','w'), 'croak':sys.stderr}
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file['croak'].write('\033[1m'+scriptName+'\033[0m: '+file['name']+'\n')
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table = damask.ASCIItable(file['input'],file['output'],buffered=False) # make unbuffered ASCII_table
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table.head_read()
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table.info_append(scriptID + '\t' + ' '.join(sys.argv[1:])) # read ASCII header info
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# ------------------------------------------ process labels ---------------------------------------
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errors = []
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if options.label == []:
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errors.append('no labels specified...')
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elif len(options.label) != len(options.substitute):
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errors.append('mismatch between number of labels ({0}) and substitutes ({1})...'.format(len(options.label),
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len(options.substitute)))
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else: # tag individual candidates
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indices = table.label_index (options.label)
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dimensions = table.label_dimension(options.label)
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for i,index in enumerate(indices):
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if index == -1:
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errors.append('label %s not present...\n'%options.label[i])
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else:
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for j in xrange(dimensions[i]):
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table.labels[index+j] = table.labels[index+j].replace(options.label[i],options.substitute[i])
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if errors != []:
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file['croak'].write('\n'.join(errors)+'\n')
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table.close(dismiss = True)
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continue
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# ------------------------------------------ assemble header ---------------------------------------
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table.head_write()
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# ------------------------------------------ process data ---------------------------------------
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outputAlive = True
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while outputAlive and table.data_read(): # read next data line of ASCII table
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outputAlive = table.data_write() # output processed line
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# ------------------------------------------ output result ---------------------------------------
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outputAlive and table.output_flush() # just in case of buffered ASCII table
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table.close() # close ASCII tables
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if file['name'] != 'STDIN':
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os.rename(file['name']+'_tmp',file['name']) # overwrite old one with tmp new
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