Update dependencies (2025-01)

And fix the new mypy errors by not reusing the `stream` variable for
multiple purposes.

requirements.txt

@@ -1,7 +1,7 @@
-coverage==7.6.8
+coverage==7.6.10
 flake8==7.1.1
-mypy==1.13.0
+mypy==1.14.1
 pygraphviz==1.14
 pyinstaller==6.11.1
-pylint==3.3.1
+pylint==3.3.3
 pyqt6==6.7.1

tests/test_ged2dot.py

@@ -140,8 +140,8 @@ def test_happy(self) -> None:
         self.assertFalse(os.path.exists(config["output"]))
         ged2dot.convert(config)
         self.assertTrue(os.path.exists(config["output"]))
-        with open(config["output"], "r", encoding="utf-8") as stream:
-            graph = pygraphviz.AGraph(string=stream.read())
+        with open(config["output"], "r", encoding="utf-8") as dot_stream:
+            graph = pygraphviz.AGraph(string=dot_stream.read())
         person = graph.get_node("P48")
         stream = io.StringIO(person.attr.get("label"))
         tree = ET.parse(stream)
@@ -547,8 +547,8 @@ def test_fam_no_marr(self) -> None:
 
         # Then make sure that explicit width and height is specified for the table around the image,
         # required by the PNG output:
-        with open(config["output"], "r", encoding="utf-8") as stream:
-            graph = pygraphviz.AGraph(string=stream.read())
+        with open(config["output"], "r", encoding="utf-8") as dot_stream:
+            graph = pygraphviz.AGraph(string=dot_stream.read())
         family = graph.get_node("F1")
         stream = io.StringIO(family.attr.get("label"))
         tree = ET.parse(stream)