Exemple #1
0
def main():
    
    # Parse command line
    options, args = doc_optparse.parse( __doc__ )
    try:
        if options.comp:
            comp_type = options.comp
        else:
            comp_type = None
        score_fname = args[0]
        out_fname = args[1]
    except:
        doc_optparse.exit()

    scores = BinnedArray()

    ## last_chrom = None
    for i, ( chrom, pos, val ) in enumerate( bx.wiggle.Reader( misc.open_compressed( score_fname ) ) ):
        #if last_chrom is None: 
        #    last_chrom = chrom
        #else: 
        #    assert chrom == last_chrom, "This script expects a 'wiggle' input on only one chromosome"
        scores[pos] = val
        # Status
        if i % 10000 == 0: print i, "scores processed"

    out = open( out_fname, "w" )
    if comp_type:
        scores.to_file( out, comp_type=comp_type )
    else:    
        scores.to_file( out )
    out.close()
def main():

    # Parse command line
    options, args = doc_optparse.parse(__doc__)
    try:
        score_file = open(args[0])
        interval_file = open(args[1])
        if len(args) > 2:
            out_file = open(args[2], 'w')
        else:
            out_file = sys.stdout
    except:
        doc_optparse.exit()

    scores_by_chrom = read_scores(misc.open_compressed(sys.argv[1]))
    for line in open(sys.argv[2]):
        fields = line.split()
        chrom, start, stop = fields[0], int(fields[1]), int(fields[2])
        if chrom in scores_by_chrom:
            ba = scores_by_chrom[chrom]
            scores = [ba[i] for i in range(start, stop)]
        else:
            scores = []
        print >> out_file, " ".join(fields), " ".join(map(str, scores))

    score_file.close()
    interval_file.close()
    out_file.close()
def main():

    # Parse command line
    options, args = doc_optparse.parse(__doc__)
    try:
        score_file = open(args[0])
        interval_file = open(args[1])
        if len(args) > 2:
            out_file = open(args[2], "w")
        else:
            out_file = sys.stdout
    except:
        doc_optparse.exit()

    scores_by_chrom = read_scores(misc.open_compressed(sys.argv[1]))
    for line in open(sys.argv[2]):
        fields = line.split()
        chrom, start, stop = fields[0], int(fields[1]), int(fields[2])
        if chrom in scores_by_chrom:
            ba = scores_by_chrom[chrom]
            scores = [ba[i] for i in range(start, stop)]
        else:
            scores = []
        print >> out_file, " ".join(fields), " ".join(map(str, scores))

    score_file.close()
    interval_file.close()
    out_file.close()
def load_scores_wiggle(fname):
    """
    Read a wiggle file and return a dict of BinnedArray objects keyed 
    by chromosome.
    """
    scores_by_chrom = dict()
    for chrom, pos, val in bx.wiggle.Reader(misc.open_compressed(fname)):
        if chrom not in scores_by_chrom:
            scores_by_chrom[chrom] = BinnedArray()
        scores_by_chrom[chrom][pos] = val
    return scores_by_chrom
def load_scores_wiggle( fname ):
    """
    Read a wiggle file and return a dict of BinnedArray objects keyed 
    by chromosome.
    """
    scores_by_chrom = dict()
    for chrom, pos, val in bx.wiggle.Reader( misc.open_compressed( fname ) ):
        if chrom not in scores_by_chrom:
            scores_by_chrom[chrom] = BinnedArray()
        scores_by_chrom[chrom][pos] = val
    return scores_by_chrom
def main():

    intersecters = {}

    # Read ranges

    for chr, start, end in read_intervals( misc.open_compressed( sys.argv[1] ) ):
        if not intersecters.has_key( chr ): intersecters[ chr ] = intervals.Intersecter()
        intersecters[ chr ].add_interval( intervals.Interval( start, end ) )

    # Count intersection

    total = 0

    for chr, start, end in read_intervals( misc.open_compressed( sys.argv[2] ) ):
        if intersecters.has_key( chr ):
            intersection = intersecters[ chr ].find( start, end )
            if intersection: 
                #print chr, intersection
                total += 1

    print total
def main():

    intersecters = {}

    # Read ranges

    for chr, start, end in read_intervals( misc.open_compressed( sys.argv[1] ) ):
        if not intersecters.has_key( chr ): intersecters[ chr ] = intervals.Intersecter()
        intersecters[ chr ].add_interval( intervals.Interval( start, end ) )

    # Count intersection

    total = 0

    for chr, start, end in read_intervals( misc.open_compressed( sys.argv[2] ) ):
        if intersecters.has_key( chr ):
            intersection = intersecters[ chr ].find( start, end )
            if intersection: 
                #print chr, intersection
                total += 1

    print total