1 files changed, 3 insertions, 3 deletions

diff --git a/aoc/__init__.py b/aoc/__init__.py
index 7a089f6..0257b69 100644
--- a/aoc/__init__.py
+++ b/aoc/__init__.py
@@ -17,8 +17,8 @@ class BaseAssignment(Generic[T, I], ABC):
     def __str__(self):
         return f"{self.__module__}.{self.__class__.__name__}"
 
-    def parse_item(self, item: str) -> I:
-        return item
+    def parse_item(self, item: str) -> Iterator[I]:
+        yield item
 
     @property
     def part(self) -> int:
@@ -37,7 +37,7 @@ class BaseAssignment(Generic[T, I], ABC):
 
         with open(file, "r") as input_file:
             for line in input_file.readlines():
-                yield self.parse_item(line.strip("\n"))
+                yield from self.parse_item(line.strip("\n"))
 
     def run(self, input: Iterator[I]) -> T:
         raise NotImplementedError("Please implement run")