fix: mypy matplotlib annotation fixes

Signed-off-by: Henry Schreiner <[email protected]>

.pre-commit-config.yaml

@@ -43,7 +43,7 @@ repos:
     args: ["--extend-ignore=B008,T20,I002,E402", "--fix", "--show-fixes"]
 
 - repo: https://github.com/pre-commit/mirrors-mypy
-  rev: v1.5.1
+  rev: v1.6.0
   hooks:
   - id: mypy
     files: ^src

src/hist/axis/__init__.py

@@ -1,6 +1,8 @@
 from __future__ import annotations
 
-from typing import Any, Iterable
+import typing
+from collections.abc import Iterable
+from typing import Any
 
 import boost_histogram as bh
 import boost_histogram.axis as bha
@@ -57,7 +59,7 @@ def name(self: AxisProtocol) -> str:
         """
         Get the name for the Regular axis
         """
-        return self._ax.metadata.get("name", "")
+        return typing.cast(str, self._ax.metadata.get("name", ""))
 
     @property
     def label(self: AxisProtocol) -> str:

src/hist/plot.py

@@ -193,7 +193,7 @@ def _plot_keywords_wrapper(ax: matplotlib.axes.Axes, legend: bool | None) -> Non
     # Todo: more keywords here
     if legend:
         if ax.get_legend_handles_labels()[0]:
-            legend = ax.legend()
+            ax.legend()
         else:
             raise ValueError("No labels to legend")
 
@@ -517,7 +517,8 @@ def plot_pull_array(
             downRect_startpoint, patch_width, patch_height, **pp_kwargs
         )
         ax.add_patch(downRect)
-        patch_artists.append((downRect, upRect))
+        patch_artists.append(downRect)
+        patch_artists.append(upRect)
 
     ax.set_xlim(left_edge, right_edge)