DAMASK_EICMD/processing/post/reLabel.py

89 lines
3.5 KiB
Python
Executable File

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