diff --git a/python/test.py b/python/test.py
index 486dd84..556b2d0 100644
--- a/python/test.py
+++ b/python/test.py
@@ -1,73 +1,73 @@
 import sys
 import _libpst
 
 ft = _libpst.FILETIME()
 ft.dwLowDateTime = 0
 ft.dwHighDateTime = 1
 
 
 for i in range(1, len(sys.argv)):
     print("try file %s" % (sys.argv[i]))
     pst = _libpst.pst(sys.argv[i], "")
     topf = pst.pst_getTopOfFolders()
 
     print(pst.pst_rfc2425_datetime_format(ft))
     print(pst.pst_rfc2445_datetime_format(ft))
 
-    while (topf):
+    while topf:
         print("topf d_id is %d\n" % (topf.d_id))
         item = pst.pst_parse_item(topf, None)
-        if (item):
-            if (item.type == 1):
+        if item:
+            if item.type == 1:
                 em = item.email
-                if (em):
+                if em:
                     default_charset = pst.pst_default_charset(item)
                     print("default charset %s" % (default_charset))
                     ft = em.arrival_date
-                    if (ft):
+                    if ft:
                         ft = pst.pst_rfc2425_datetime_format(ft)
                         print("message arrived at %s" % (ft))
-                    if (em.messageid.str):
+                    if em.messageid.str:
                         print("message id is <%s>" % (em.messageid.str))
                     subj = item.subject
                     rtf = em.rtf_compressed
-                    if rtf and (len(rtf) > 0):
+                    if rtf and len(rtf) > 0:
                         print("rtf compressed size", len(rtf))
-                    if (subj and subj.str):
+                    if subj and subj.str:
                         was = subj.is_utf8
                         pst.pst_convert_utf8(item, subj)
                         now = subj.is_utf8
-                        if (was != now):
+                        if was != now:
                             print("subject was converted to utf8")
                         print("subject is %s" % (subj.str))
                     body = item.body
-                    if (body.str):
+                    if body.str:
                         print("message body is %s" % (body.str))
                     att = item.attach
                     att = None
-                    while (att):
+                    while att:
                         attid = att.i_id
                         att1 = att.filename1
                         att2 = att.filename2
                         msg = "attachment id %d file name short '%s' long '%s'"
                         print(msg % (attid, att1.str, att2.str))
-                        if (1):
+                        if 1:
                             attdata = pst.pst_attach_to_mem(att)
-                            if (attdata):
+                            if attdata:
                                 print("data size %d" % (len(attdata)))
-                        if (0):
+                        if 0:
                             f = pst.ppst_open_file(att2.str, 'w')
-                            if (f):
+                            if f:
                                 si = pst.pst_attach_to_file_base64(att, f)
                                 pst.ppst_close_file(f)
                                 print("wrote %d bytes in %s" % (si, att2.str))
-                        if (0):
+                        if 0:
                             f = pst.ppst_open_file(att2.str, 'w')
-                            if (f):
+                            if f:
                                 si = pst.pst_attach_to_file(att, f)
                                 pst.ppst_close_file(f)
                                 print("wrote %d bytes in %s" % (si, att2.str))
                         att = att.next
             pst.pst_freeItem(item)
         topf = pst.pst_getNextDptr(topf)
     print("done")