Add AbstractInputFile.

src/jflow/parameter.py

@@ -403,9 +403,20 @@ class Parameter(str, AbstractParameter):
                  flag=None, sub_parameters=None, group="default", display_name=None):
         AbstractParameter.__init__(self, name, help, flag=flag, default=default, type=type, choices=choices, required=required, 
                                    action="store", sub_parameters=sub_parameters, group=group, display_name=display_name)
-        
 
-class InputFile(Parameter, AbstractIOFile):
+class AbstractInputFile(AbstractIOFile):
+    """
+     @summary : Parent of all InputFile(s) parameters.
+    """
+    pass
+
+class AbstractOutputFile(AbstractIOFile):
+    """
+     @summary : Parent of all OutputFile(s) parameters.
+    """
+    pass
+
+class InputFile(Parameter, AbstractInputFile):
     
     def __new__(self, name, help, file_format="any", default="", type="localfile", choices=None, 
                 required=False, flag=None, group="default", display_name=None):
@@ -426,12 +437,6 @@ class InputFile(Parameter, AbstractIOFile):
         Parameter.__init__(self, name, help, flag=flag, default=default, type=type, choices=choices, 
                            required=required, group=group, display_name=display_name)
 
-class AbstractOutputFile(AbstractIOFile):
-    """
-     @summary : Parent of all OutputFile(s) parameters.
-    """
-    pass
-
 class OutputFile(Parameter, AbstractOutputFile):
     
     def __new__(self, name, help, file_format="any", default="", choices=None, 
@@ -458,7 +463,7 @@ class ParameterList(list, AbstractParameter):
             return list.__init__(self, default)
         
 
-class InputFileList(ParameterList, AbstractIOFile):
+class InputFileList(ParameterList, AbstractInputFile):
     
     def __init__(self, name, help, file_format="any", default=None, type="localfile", choices=None, 
                  required=False, flag=None, group="default", display_name=None):
@@ -478,11 +483,9 @@ class InputFileList(ParameterList, AbstractIOFile):
         
         if default.__class__.__name__ == "str":
             return list.__init__(self, [default])
-        elif default.__class__.__name__ == "InputFile":
-            return list.__init__(self, default)
         elif default.__class__.__name__ == "list":
             return list.__init__(self, default)
-        elif default.__class__.__name__ == "InputFileList":
+        elif issubclass( default.__class__, AbstractInputFile ):
             return list.__init__(self, default)
         elif issubclass( default.__class__, AbstractOutputFile ):
             return list.__init__(self, default)