list_to_report: map to list(map) py3 support

Change-Id: I628e8175fb4c110d3a02f72e4b2a6e3762f28a71
Signed-off-by: Michael Walsh <micwalsh@us.ibm.com>
diff --git a/lib/var_funcs.py b/lib/var_funcs.py
index 35fb594..4cd211e 100644
--- a/lib/var_funcs.py
+++ b/lib/var_funcs.py
@@ -635,7 +635,8 @@
         # Pad the line with spaces on the right to facilitate processing with
         # field_desc_regex.
         header_line = pad_format_string % header_line
-        columns = map(str.strip, re.findall(field_desc_regex, header_line)[0])
+        columns = list(map(str.strip,
+                           re.findall(field_desc_regex, header_line)[0]))
 
     report_obj = []
     for report_line in report_list[1:]:
@@ -645,7 +646,8 @@
             # Pad the line with spaces on the right to facilitate processing
             # with field_desc_regex.
             report_line = pad_format_string % report_line
-            line = map(str.strip, re.findall(field_desc_regex, report_line)[0])
+            line = list(map(str.strip,
+                            re.findall(field_desc_regex, report_line)[0]))
         try:
             line_dict = collections.OrderedDict(zip(columns, line))
         except AttributeError: