correct lazy_evaluation output

Author: Xuefeng-Zhu

lazy_evaluation.py

@@ -67,4 +67,4 @@ def main():
 # {'name': 'Jhon', 'occupation': 'Coder'}
 # Jhon's relatives: Many relatives.
 # After we've accessed `relatives`:
-# {'_lazy_relatives': 'Many relatives.', 'name': 'Jhon', 'occupation': 'Coder'}
+# {'relatives': 'Many relatives.', 'name': 'Jhon', 'occupation': 'Coder'}