transport: add return type annotation to method __str__

The abstract class LinkBase has no return type annotation on its
__str__ method.

Related: OS#6210
Change-Id: I26d3d2714708dbe957704b60d17ba2afa325b2c4
This commit is contained in:
Philipp Maier
2023-10-10 11:59:03 +02:00
parent 6bfa8a8533
commit 58e89eb15a
5 changed files with 5 additions and 5 deletions

View File

@@ -68,7 +68,7 @@ class LinkBase(abc.ABC):
self.proactive_handler = proactive_handler
@abc.abstractmethod
def __str__(self):
def __str__(self) -> str:
"""Implementation specific method for printing an information to identify the device."""
@abc.abstractmethod