fix spell

hbui

2024-07-23 97dc9f0c94dc9bf0f244be8aedcf137574cc497e

 stundenplan/src/pygraph/graphdemo.py

@@ -8,6 +8,7 @@
            if not isinstance(vertex, int):
                raise TypeError(f"Argument {vertex} is not a valid vertex")
            self._adjacent[vertex] = set()
            self._vertex_attribute[vertex] = {}
        pass

    def add_edge(self, u, v):
@@ -35,7 +36,7 @@
        """
        if vertex not in self._adjacent:
            raise ValueError(f"Graph does not include vertex {vertex}")
        old_attributes = self._vertex_attribute[vertex]
        old_attributes = self._vertex_attribute.get[vertex]
        self._vertex_attribute[vertex] = old_attributes | properties
        return self
        pass