Fix: source file not read

Author: heptaflar

kaleidoscope/processor.py

@@ -75,8 +75,8 @@ def run(self, args: Namespace):  # noqa: D102
             writer: Writing = self._create_writer(args)
 
             # open the source file
-            get_logger().debug(f"opening source dataset: {args.target_file}")
-            source = reader.read(args.target_file)
+            get_logger().debug(f"opening source dataset: {args.source_file}")
+            source = reader.read(args.source_file)
 
             # create the processing graph
             get_logger().info("starting creating processing graph")