Mercurial > repos > xuebing > sharplabtool
diff tools/indels/indel_table.py @ 0:9071e359b9a3
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author | xuebing |
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date | Fri, 09 Mar 2012 19:37:19 -0500 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tools/indels/indel_table.py Fri Mar 09 19:37:19 2012 -0500 @@ -0,0 +1,113 @@ +#!/usr/bin/env python + +""" +Combines several interval files containing indels with counts. All input files need to have the same number of columns. + +usage: %prog [options] [input3 sum3[ input4 sum4[ input5 sum5[...]]]] + -1, --input1=1: The first input file + -s, --sum1=s: Whether or not to include the totals from first file in overall total + -2, --input2=2: The second input file + -S, --sum2=S: Whether or not to include the totals from second file in overall total + -o, --output=o: The interval output file for the combined files +""" + +import re, sys +from galaxy import eggs +import pkg_resources; pkg_resources.require( "bx-python" ) +from bx.cookbook import doc_optparse + + +def stop_err( msg ): + sys.stderr.write( '%s\n' % msg ) + sys.exit() + +def numeric_sort( text1, text2 ): + """ + For two items containing space-separated text, compares equivalent pieces + numerically if both numeric or as text otherwise + """ + pieces1 = text1.split() + pieces2 = text2.split() + if len( pieces1 ) == 0: + return 1 + if len( pieces2 ) == 0: + return -1 + for i, pc1 in enumerate( pieces1 ): + if i == len( pieces2 ): + return 1 + if not pieces2[i].isdigit(): + if pc1.isdigit(): + return -1 + else: + if pc1 > pieces2[i]: + return 1 + elif pc1 < pieces2[i]: + return -1 + else: + if not pc1.isdigit(): + return 1 + else: + if int( pc1 ) > int( pieces2[i] ): + return 1 + elif int( pc1 ) < int( pieces2[i] ): + return -1 + if i < len( pieces2 ) - 1: + return -1 + return 0 + +def __main__(): + # Parse Command Line + options, args = doc_optparse.parse( __doc__ ) + inputs = [ options.input1, options.input2 ] + includes = [ options.sum1, options.sum2 ] + inputs.extend( [ a for i, a in enumerate( args ) if i % 2 == 0 ] ) + includes.extend( [ a for i, a in enumerate( args ) if i % 2 == 1 ] ) + num_cols = 0 + counts = {} + # read in data from all files and get total counts + try: + for i, input in enumerate( inputs ): + for line in open( input, 'rb' ): + sp_line = line.strip().split( '\t' ) + # set num_cols on first pass + if num_cols == 0: + if len( sp_line ) < 4: + raise Exception, 'There need to be at least 4 columns in the file: Chrom, Start, End, and Count' + num_cols = len( sp_line ) + # deal with differing number of columns + elif len( sp_line ) != num_cols: + raise Exception, 'All of the files need to have the same number of columns (current %s != %s of first line)' % ( len( sp_line ), num_cols ) + # get actual counts for each indel + indel = '\t'.join( sp_line[:-1] ) + try: + count = int( sp_line[-1] ) + except ValueError, e: + raise Exception, 'The last column of each file must be numeric, with the count of the number of instances of that indel: %s' % str( e ) + # total across all included files + if includes[i] == "true": + try: + counts[ indel ]['tot'] += count + except ( IndexError, KeyError ): + counts[ indel ] = { 'tot': count } + # counts for ith file + counts[ indel ][i] = count + except Exception, e: + stop_err( 'Failed to read all input files:\n%s' % str( e ) ) + # output combined results to table file + try: + output = open( options.output, 'wb' ) + count_keys = counts.keys() + count_keys.sort( numeric_sort ) + for indel in count_keys: + count_out = [ str( counts[ indel ][ 'tot' ] ) ] + for i in range( len( inputs ) ): + try: + count_out.append( str( counts[ indel ][i] ) ) + except KeyError: + count_out.append( '0' ) + output.write( '%s\t%s\n' % ( indel, '\t'.join( count_out ) ) ) + output.close() + except Exception, e: + stop_err( 'Failed to output data: %s' % str( e ) ) + +if __name__=="__main__": __main__()