101 lines
3.7 KiB
Python
Executable File
101 lines
3.7 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import sys
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from optparse import OptionParser
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import numpy as np
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import damask
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scriptName = os.path.splitext(os.path.basename(__file__))[0]
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scriptID = ' '.join([scriptName,damask.version])
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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 [ASCIItable(s)]', description = """
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Add cumulative (sum of first to current row) values for given label(s).
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""", version = scriptID)
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parser.add_option('-l','--label',
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dest='label',
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action = 'extend', metavar = '<string LIST>',
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help = 'columns to cumulate')
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parser.add_option('-p','--product',
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dest='product', action = 'store_true',
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help = 'product of values instead of sum')
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(options,filenames) = parser.parse_args()
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if options.label is None:
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parser.error('no data column(s) specified.')
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# --- loop over input files -------------------------------------------------------------------------
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if filenames == []: filenames = [None]
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for name in filenames:
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try:
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table = damask.ASCIItable(name = name, buffered = False)
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except IOError:
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continue
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damask.util.report(scriptName,name)
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# ------------------------------------------ read header ------------------------------------------
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table.head_read()
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# ------------------------------------------ sanity checks ----------------------------------------
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errors = []
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remarks = []
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columns = []
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dims = []
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how = 'prod' if options.product else 'sum'
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for what in options.label:
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dim = table.label_dimension(what)
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if dim < 0: remarks.append('column {} not found...'.format(what))
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else:
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dims.append(dim)
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columns.append(table.label_index(what))
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table.labels_append('cum_{}({})'.format(how,what) if dim == 1 else
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['{}_cum_{}({})'.format(i+1,how,what) for i in range(dim)] ) # extend ASCII header with new labels
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if remarks != []: damask.util.croak(remarks)
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if errors != []:
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damask.util.croak(errors)
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table.close(dismiss = True)
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continue
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# ------------------------------------------ assemble header ---------------------------------------
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table.info_append(scriptID + '\t' + ' '.join(sys.argv[1:]))
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table.head_write()
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# ------------------------------------------ process data ------------------------------------------
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mask = []
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for col,dim in zip(columns,dims): mask += range(col,col+dim) # isolate data columns to cumulate
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cumulated = np.ones(len(mask)) if options.product else np.zeros(len(mask)) # prepare output field
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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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if options.product:
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for i,col in enumerate(mask):
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cumulated[i] *= float(table.data[col]) # cumulate values (multiplication)
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else:
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for i,col in enumerate(mask):
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cumulated[i] += float(table.data[col]) # cumulate values (addition)
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table.data_append(cumulated)
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outputAlive = table.data_write() # output processed line
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# ------------------------------------------ output finalization -----------------------------------
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table.close() # close ASCII tables
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