Lorenzo's help enabled a fix to UTF8 support in csv.writer in python bom generators.

scripts/bom-in-python/bom_csv_grouped_by_value.py

@@ -47,15 +47,22 @@ columns = ['Item', 'Qty', 'Reference(s)', 'Value', 'LibPart', 'Footprint', 'Data
 # Create a new csv writer object to use as the output formatter
 out = csv.writer(f, lineterminator='\n', delimiter=',', quotechar='\"', quoting=csv.QUOTE_MINIMAL)
 
+# override csv.writer's writerow() to support utf8 encoding:
+def writerow( acsvwriter, columns ):
+    utf8row = []
+    for col in columns:
+        utf8row.append( str(col).encode('utf8') )
+    acsvwriter.writerow( utf8row )
+
 # Output a set of rows as a header providing general information
-out.writerow(['Source:', net.getSource()])
-out.writerow(['Date:', net.getDate()])
-out.writerow(['Tool:', net.getTool()])
-out.writerow(['Component Count:', len(components)])
-out.writerow([])
-out.writerow(['Individual Components:'])
-out.writerow([])                        # blank line
-out.writerow(columns)
+writerow( out, ['Source:', net.getSource()] )
+writerow( out, ['Date:', net.getDate()] )
+writerow( out, ['Tool:', net.getTool()] )
+writerow( out, ['Component Count:', len(components)] )
+writerow( out, [] )
+writerow( out, ['Individual Components:'] )
+writerow( out, [] )                        # blank line
+writerow( out, columns )
 
 # Output all the interesting components individually first:
 row = []
@@ -74,16 +81,16 @@ for c in components:
     for field in columns[7:]:
         row.append( c.getField( field ) );
 
-    out.writerow(row)
+    writerow( out, row )
 
 
-out.writerow([])                        # blank line
-out.writerow([])                        # blank line
-out.writerow([])                        # blank line
+writerow( out, [] )                        # blank line
+writerow( out, [] )                        # blank line
+writerow( out, [] )                        # blank line
 
-out.writerow(['Collated Components:'])
-out.writerow([])                        # blank line
-out.writerow(columns)                   # reuse same columns
+writerow( out, ['Collated Components:'] )
+writerow( out, [] )                        # blank line
+writerow( out, columns )                   # reuse same columns
 
 
 
@@ -121,6 +128,6 @@ for group in grouped:
     for field in columns[7:]:
         row.append( net.getGroupField(group, field) );
 
-    out.writerow( row )
+    writerow( out,  row  )
 
 f.close()