better use str

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@38870 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/Formulator/Widget.py

@@ -1652,8 +1652,7 @@ class FloatWidget(TextWidget):
           # if we have a precision, then use it now
           value = ('%%0.%sf' % precision) % float_value
         else:
-          # if no precision, we use repr which have a better precision than str
-          value = repr(float_value)
+          value = str(float_value)
       except ValueError:
         return value
       # if this number displayed in scientific notification, just return it as