Project

General

Profile

« Previous | Next » 

Revision 737

Added by Aaron Marcuse-Kubitza almost 13 years ago

join: Merge the column labels as well

View differences:

join
19 19 
    map_1 = {}
20 20 
    stream = open(map_1_path, 'rb')
21 21 
    reader = csv.reader(stream)
22 
    map_1_in, map_1_out = reader.next()[:2]
22 
    map_1_cols = reader.next()
23 23 
    for row in reader:
24 24 
        if row[0] != '': map_1[row[0]] = row
25 25 
    stream.close()
......
27 27 
    # Join map 1 to map 0
28 28 
    reader = csv.reader(sys.stdin)
29 29 
    writer = csv.writer(sys.stdout)
30 
    cols = reader.next()
31 
    if not cols[1] == map_1_in: raise SystemExit('Map error: '
30 
    map_0_cols = reader.next()
31 
    if not map_0_cols[1] == map_1_cols[0]: raise SystemExit('Map error: '
32 32 
        'Map 0 output column name doesn\'t match map 1 input column name')
33 
    cols[1] = map_1_out
34 
    writer.writerow(cols)
33 
    writer.writerow(maps.merge_mappings(map_0_cols, map_1_cols))
35 34 
    for row in reader:
36 35 
        if row[1] != '':
37 36 
            try: out_row = map_1[row[1]]

Also available in: Unified diff