Changeset 8633 for main/waeup.kofa/trunk/src/waeup/kofa/utils/helpers.py

Timestamp:

6 Jun 2012, 01:11:19 (12 years ago)

Author:

uli

Message:

Provide the more robust CSV file merging.

File:

• main/waeup.kofa/trunk/src/waeup/kofa/utils/helpers.py (modified) (1 diff)

main/waeup.kofa/trunk/src/waeup/kofa/utils/helpers.py

@@ -658 +658 @@
     This CSV file merging copes with different column orders in both
     CSV files and even with different column sets in both files.
+
+    Also broken/empty CSV files can be handled.
     """
     # sniff the col names
-    row10 = csv.DictReader(open(path1, 'rb')).next()
-    row20 = csv.DictReader(open(path2, 'rb')).next()
+    try:
+        row10 = csv.DictReader(open(path1, 'rb')).next()
+    except StopIteration:
+        row10 = dict()
+    try:
+        row20 = csv.DictReader(open(path2, 'rb')).next()
+    except StopIteration:
+        row20 = dict()
     fieldnames = sorted(list(set(row10.keys() + row20.keys())))
     # now read/write the real data