Change the default line length for the show() method to 120 characters

Author: apdavison

fairgraph/kgobject.py

@@ -840,7 +840,7 @@ def by_name(
             warn("Multiple objects with the same name, returning the first. " "Use 'all=True' to retrieve them all")
             return objects[0]
 
-    def show(self, max_width: Optional[int] = None, include_empty_properties=False):
+    def show(self, max_width: Optional[int] = 120, include_empty_properties=False):
         """
         Print a table showing the metadata contained in this object.
         """