Inputs/outputs/args remove quotes

src/weaver/function.py

@@ -102,9 +102,9 @@ class Function(object):
         This method requires the user to **explicitly** specify the `inputs`
         and `outputs` to be used in the command string.
         """
-        inputs    = "'" + "' '".join(parse_string_list(inputs)) + "'"
-        outputs   = "'" + "' '".join(parse_string_list(outputs)) + "'"
-        arguments = "'" + "' '".join(parse_string_list(arguments)) + "'"
+        inputs    = ' '.join(parse_string_list(inputs))
+        outputs   = ' '.join(parse_string_list(outputs))
+        arguments = ' '.join(parse_string_list(arguments))
         return self.cmd_format.format(
             executable  = self.path,
             EXE         = self.path,