diff --git a/openerp/report/custom.py b/openerp/report/custom.py
index 051d1f29862..d06f2d721f7 100644
--- a/openerp/report/custom.py
+++ b/openerp/report/custom.py
@@ -108,7 +108,7 @@ class report_custom(report_int):
                     key = levels.keys()
                 for l in key:
                     objs = eval('obj.'+l,{'obj': obj})
-                    if not isinstance(objs, browse_record_list) and type(objs) <> type([]):
+                    if not isinstance(objs, (browse_record_list, list)):
                         objs = [objs]
                     field_new = []
                     cond_new = []
diff --git a/openerp/report/render/rml2txt/utils.py b/openerp/report/render/rml2txt/utils.py
index 122411afb2d..c08210ecc79 100644
--- a/openerp/report/render/rml2txt/utils.py
+++ b/openerp/report/render/rml2txt/utils.py
@@ -75,9 +75,9 @@ def _process_text(self, txt):
                     txt2 = eval(sps.pop(0),self.localcontext)
                 except:
                     txt2 = ''
-                if type(txt2) == type(0) or type(txt2) == type(0.0):
+                if isinstance(txt2, (int, float)):
                     txt2 = str(txt2)
-                if type(txt2)==type('') or type(txt2)==type(u''):
+                if isinstance(txt2, basestring):
                     result += txt2
         return result