Added a human readable paramter to argument class.

Author: Sam Stelle

splunklib/modularinput/argument.py

@@ -66,6 +66,7 @@ def __init__(self, name, description=None, validation=None,
         self.data_type = data_type
         self.required_on_edit = required_on_edit
         self.required_on_create = required_on_create
+        self.title = title
 
     def add_to_document(self, parent):
         """Adds an ``Argument`` object to this ElementTree document.

tests/modularinput/test_scheme.py

@@ -53,12 +53,15 @@ def test_generate_xml_from_scheme(self):
             validation="is_pos_int('some_name')",
             data_type=Argument.data_type_number,
             required_on_edit=True,
-            required_on_create=True
+            required_on_create=True,
+            title="Argument for ``test_scheme``"
         )
         scheme.add_argument(arg2)
 
         constructed = scheme.to_xml()
+
         expected = ET.parse(data_open("data/scheme_without_defaults.xml")).getroot()
+        self.assertEqual("Argument for ``test_scheme``", arg2.title)
 
         self.assertTrue(xml_compare(expected, constructed))