+ fix wrong output folder

draw/code_to_image_wrapper.py

@@ -1,8 +1,9 @@
 import draw.code_to_image as cti
 
 class NSD_writer(object):
-    def __init__(self, filepath: str, x_sz: int, y_sz: int) -> None:
+    def __init__(self, filepath: str, filename: str, x_sz: int, y_sz: int) -> None:
         self.filepath = filepath
+        self.filename = filename
         self.x_sz = x_sz
         self.y_sz = y_sz
     
@@ -10,4 +11,4 @@ class NSD_writer(object):
         cti.NSD_init(self.x_sz, self.y_sz)
     
     def __exit__(self, _, __, ___):
-        cti.NSD_save(self.filepath)
+        cti.NSD_save(self.filepath, self.filename)