Towards #6: finished interface

pymule/duplicaterun.py

+from PathType import PathType
+
+
 def create_parser(subparsers):
     parser = subparsers.add_parser(
         'cp',
         description='Copies a set run with or without data to a '
                     'new location relative to pwd'
     )
-    parser.add_argument('src', type=PathType(type='dir', dash_ok=False))
-    parser.add_argument('dest', type=PathType(type='dir', dash_ok=False, exists=False))
+    parser.add_argument('src', type=PathType(
+        type='dir', dash_ok=False
+    ))
+    parser.add_argument('dest', type=PathType(
+        type='dir', dash_ok=False, exists=False
+    ))
+    parser.add_argument('--keep', action='store_true')
+    parser.add_argument('--dry', action='store_true')
+    parser.add_argument('-i', action='store_true')
+
     parser.set_defaults(func=main)