- makes mypy happy

- fixes newer matplotlib canvas color issue

Author: MAKOMO

src/artisanlib/canvas.py

@@ -9440,7 +9440,11 @@ def redraw(self, recomputeAllDeltas:bool = True, re_smooth_foreground:bool = Tru
                         self.ax.spines['top'].set_sketch_params(scale, length, randomness)
                     # hide all spines from the delta_ax
                     if self.delta_ax is not None:
-                        self.delta_ax.set_frame_on(False) # hide all splines (as the four lines above)
+                        self.delta_ax.spines.top.set_visible(False)
+                        self.delta_ax.spines.bottom.set_visible(False)
+                        self.delta_ax.spines.left.set_visible(False)
+                        self.delta_ax.spines.right.set_visible(False)
+#                        self.delta_ax.set_frame_on(False) # hide all splines (as the four lines above) # this removes canvas background color on MPL 3.11.x, lines above don't have this issue
 
                     if self.ygrid > 0:
                         major_locator = ticker.MultipleLocator(self.ygrid)
@@ -12244,7 +12248,7 @@ def statstextboxBounds(self, x_pos:float, y_pos:float, textstr:str, ls:float, pr
                 bbox_data = self.ax.transData.inverted().transform(bb)  # zuban:ignore[arg-type] # bounding box in data space
                 bbox = Bbox(bbox_data)
                 t.remove()
-                return bbox.bounds  # x0, y0, width, height.  Relative to the start of the curve and self.ylimit_min
+                return cast(tuple[float,float,float,float], bbox.bounds)  # x0, y0, width, height.  Relative to the start of the curve and self.ylimit_min
             return 0,0,0,0
 
     # Find the bounds for an event annotation text box

src/artisanlib/main.py

@@ -3584,7 +3584,7 @@ def __init__(self, parent:QWidget|None = None, *, locale:str, artisanviewerFirst
         self.lowerbuttondialogLayout.addStretch()
         for button_widget in [self.buttonCHARGE, self.buttonDRY, self.buttonFCs, self.buttonFCe,
                 self.buttonSCs, self.buttonSCe, self.buttonDROP, self.buttonCOOL, self.buttonEVENT]:
-            self.lowerbuttondialogLayout.addWidget(cast(EventPushButton, button_widget))
+            self.lowerbuttondialogLayout.addWidget(button_widget) # pyright:ignore[reportUnknownArgumentType] # pyright fails to infer EventPushButton here
         self.lowerbuttondialogLayout.addStretch()
 
         def makeButtonbar() -> QFrame:
@@ -6503,6 +6503,7 @@ def updateCanvasColors(self, checkColors:bool=True) -> None:
             del self.light_background_p
 
 
+
     # called from within the sample loop thread!
     def process_active_quantifiers(self) -> None:
         # called every sampling interval

src/artisanlib/transposer.py

@@ -319,11 +319,12 @@ def getTargetPhases(self) -> tuple[list[int|None], list[float|None]]:
             for w in self.phases_target_widgets_time:
                 ri:int|None = None
                 if w is not None:
-                    try:
-                        txt = w.text()
-                        ri = stringtoseconds(txt)
-                    except Exception as e: # pylint: disable=broad-except
-                        _log.error(e) # widget should not allow for malformed time string input on which stringtoseconds raises an exception
+                    txt = w.text()
+                    if txt != '':
+                        try:
+                            ri = stringtoseconds(txt)
+                        except Exception as e: # pylint: disable=broad-except
+                            _log.error(e) # widget should not allow for malformed time string input on which stringtoseconds raises an exception
                 res_times.append(ri)
         if self.phases_target_widgets_percent is not None:
             for w in self.phases_target_widgets_percent:

src/requirements-dev.txt

@@ -16,7 +16,7 @@ types-xlrd>=2.0.0.20260518
 lxml-stubs>=0.5.1
 mypy==2.3.0
 pyright==1.1.411
-ruff>=0.16.0
+ruff>=0.16.1
 pylint==4.0.6
 pre-commit>=4.6.1
 pytest>=9.1.1

src/requirements.txt

@@ -52,7 +52,7 @@ openpyxl==3.1.5
 keyring==25.7.0
 prettytable==3.18.0
 lxml==6.1.1
-matplotlib==3.10.9 # 3.11.0/3.11.1 does not set the canvas facecolor (background color) correctly
+matplotlib==3.11.1
 jinja2==3.1.6
 aiohttp==3.14.3
 aiohttp_jinja2==1.6