diff --git a/compiler/nodes.py b/compiler/nodes.py
index f0288a7..b73363e 100644
--- a/compiler/nodes.py
+++ b/compiler/nodes.py
@@ -45,7 +45,10 @@ class Node:
         return f"{self.__class__.__name__}({vals})"
 
     def pprint(self, depth: int | None = None, indent: str = "\t"):
-        print("\n".join(self._pprint(depth=depth, indent=indent)))
+        print(self._pretty(depth, indent))
+
+    def _pretty(self, depth: int | None = None, indent: str = "\t") -> str:
+        return "\n".join(self._pprint(depth=depth, indent=indent))
 
     def _pprint(self, depth: int | None, indent: str, _depth: int = 0) -> list[str]:
         if depth is not None and _depth >= depth: