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aaronmk
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#!/usr/bin/env python
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# Combines two map spreadsheets A0->B and A1->C to A->B, with B overwriting C
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aaronmk
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import csv
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aaronmk
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import os.path
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aaronmk
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import sys
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aaronmk
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sys.path.append(os.path.dirname(__file__)+"/../lib")
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import maps
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aaronmk
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def main():
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try: _prog_name, map_1_path = sys.argv
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except ValueError:
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raise SystemExit('Usage: '+sys.argv[0]+' <map_0 map_1 [| '+sys.argv[0]
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+' map_2]... >union_map')
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map_ = {}
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def add_map(reader):
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for row in reader:
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aaronmk
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if row[0] != '':
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try: new = map_[row[0]]
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except KeyError: new = row
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else: new = maps.merge_mappings(new, row)
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map_[row[0]] = new
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aaronmk
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# Get map 1
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stream = open(map_1_path, 'rb')
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reader = csv.reader(stream)
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map_1_cols = reader.next()
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add_map(reader)
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stream.close()
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# Add map 0 to map 1, overwriting existing entries
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reader = csv.reader(sys.stdin)
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map_0_cols = reader.next()
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aaronmk
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if map_0_cols[0] != map_1_cols[0]: raise SystemExit('Map error: '
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'Map 1 column 0 name doesn\'t match map 0 column 0 name')
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add_map(reader)
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# Write combined map
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writer = csv.writer(sys.stdout)
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writer.writerow(maps.merge_mappings(map_1_cols, map_0_cols))
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for row in map_.itervalues(): writer.writerow(row)
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aaronmk
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main()
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