Overriding Doctype and Reports

[Sudhanshu]

yes, you can override it.

check this

Monkey Patching and Overriding Anything in Frappe Framework (Python + JavaScript)

Customizing standard functionality in Frappe and ERPNext is often easy — hooks, events, and overrides are there for a reason. However, there are cases where Frappe’s official extension points are not enough: Some functions aren’t whitelisted. Some reports don’t belong to a Doctype (so override_doctype_class won’t work). Some classes are buried deep and are never exposed for hooks. In such situations, you can still achieve full control using Monkey Patching — a powerful technique in Python an…