[photonlibpy] add mypy to ci (#1570)

Co-authored-by: James Ward <james@thedropbears.org.au>

photon-lib/py/photonlibpy/estimation/openCVHelp.py

@@ -128,7 +128,6 @@ class OpenCVHelp:
         alt: Transform3d | None = None
         reprojectionError: cv.typing.MatLike | None = None
         best: Transform3d = Transform3d()
-        alt: Transform3d | None = None
 
         for tries in range(2):
             retval, rvecs, tvecs, reprojectionError = cv.solvePnPGeneric(

photon-lib/py/photonlibpy/estimation/targetModel.py

@@ -18,6 +18,8 @@ class TargetModel:
         verts: List[Translation3d] | None = None
     ):
 
+        self.vertices: List[Translation3d] = []
+
         if (
             width is not None
             and height is not None
@@ -88,7 +90,7 @@ class TargetModel:
 
         self.isSpherical = False
         if len(verts) <= 2:
-            self.vertices: List[Translation3d] = []
+            self.vertices = []
             self.isPlanar = False
         else:
             cornersPlaner = True

photon-lib/py/photonlibpy/estimation/visionEstimation.py

@@ -16,10 +16,10 @@ class VisionEstimation:
             id = tag.getFiducialId()
             maybePose = layout.getTagPose(id)
             if maybePose:
-                tag = AprilTag()
-                tag.ID = id
-                tag.pose = maybePose
-                retVal.append(tag)
+                aprilTag = AprilTag()
+                aprilTag.ID = id
+                aprilTag.pose = maybePose
+                retVal.append(aprilTag)
         return retVal
 
     @staticmethod