Bugfix yield_task_args method handling of string arg values

Strings must be treated as raw strings to avoid unintentional interpretation of special characters in text.

Author: ehusby

lib/utils.py

@@ -730,7 +730,7 @@ def yield_task_args(task_list, script_args,
                     if int(argval) == argval:
                         argval = int(argval)
                 except ValueError:
-                    argval = '"{}"'.format(argval)
+                    argval = 'r"{}"'.format(argval)
 
             exec_statement = 'task_args.{} = {}'.format(argname, argval)
             # print(exec_statement)
@@ -951,4 +951,4 @@ def write_input_command_txt(arg_str, dst_dir):
         with open(txt_fp, 'w') as f:
             f.write(arg_str)
     except:
-        logger.error("Could not write command reference text file")
+        logger.error("Could not write command reference text file")