ftsv2csv - script to convert ftsv files to comma/tab separated values.

bin/ftsv2csv

@@ -0,0 +1,50 @@
+#!/usr/bin/python
+
+import sys
+
+from laydi import dataset
+from getopt import getopt
+
+def read_options():
+    short_opts = ""
+    long_opts = []
+
+    options, params = getopt(sys.argv[1:], short_opts, long_opts)
+
+    return params
+
+
+def write_csv(fd, ds):
+    rowdim, coldim = ds.get_dim_name()
+    rowids = ds.get_identifiers(rowdim)
+    colids = ds.get_identifiers(coldim)
+    x = ds.asarray()
+
+    ## Print ID row
+    print >> fd, rowdim,
+    for id in colids:
+        print >> fd, id,
+    print >> fd
+    
+    ## Print column IDs and data
+    for i, row in enumerate(rowids):
+        print >> fd, row,
+        for j in range(len(colids)):
+            print >> fd, x[i,j],
+        print >> fd
+
+if __name__ == "__main__":
+    params = read_options()
+    input_fn = params[0]
+
+    if len(params) == 2:
+	output_fn = params[1]
+    else:
+        name, ext = input_fn.rsplit('.', 1)
+        output_fn = name + '.csv'
+
+    ds = dataset.read_ftsv(input_fn)
+    output_fd = open(output_fn, 'w')
+    write_csv(output_fd, ds)
+    output_fd.close()
+