Fix a bug flagged by a commentator

bzaczynski · bzaczynski · commit ae1776829df3 · 2024-03-08T12:13:06.000+01:00
diff --git a/python-type-hints-multiple-types/05_type_hints_for_generator.py b/python-type-hints-multiple-types/05_type_hints_for_generator.py
@@ -1,7 +1,7 @@
 from collections.abc import Generator, Iterator
 
 
-def parse_email() -> Generator[tuple[str, str], str, str]:
+def parse_email() -> Generator[tuple[str, str] | str, str, str]:
     sent = yield "", ""
     while sent != "":
         if "@" in sent:
