Update README.md

README.md

@@ -156,4 +156,8 @@ Furthermore, the following cleaning steps specific to this dataset were applied:
 
 **Django (2,138)**
 
-**Scipy (1,715)**
+**Scipy (1,715)**
+
+# NOTE
+
+This dataset is imperfect. Due to the varying degrees of code complexity and Python's `ast` module's capability to parse such complex code structure, some fields are inaccurate representations.