fix widget bind if clause error

customtkinter/windows/widgets/ctk_button.py

@@ -538,7 +538,7 @@ class CTkButton(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
         self._text_label.bind(sequence, command, add=True)

customtkinter/windows/widgets/ctk_checkbox.py

@@ -437,7 +437,7 @@ class CTkCheckBox(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
         self._text_label.bind(sequence, command, add=True)

customtkinter/windows/widgets/ctk_combobox.py

@@ -400,7 +400,7 @@ class CTkComboBox(CTkBaseClass):
 
     def bind(self, sequence=None, command=None, add=True):
         """ called on the tkinter.Entry """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._entry.bind(sequence, command, add=True)
 

customtkinter/windows/widgets/ctk_entry.py

@@ -283,7 +283,7 @@ class CTkEntry(CTkBaseClass):
 
     def bind(self, sequence=None, command=None, add=True):
         """ called on the tkinter.Entry """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._entry.bind(sequence, command, add=True)
 

customtkinter/windows/widgets/ctk_label.py

@@ -249,12 +249,12 @@ class CTkLabel(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: str = True):
         """ called on the tkinter.Label and tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
         self._label.bind(sequence, command, add=True)
 
-    def unbind(self, sequence: str, funcid: Optional[str] = None):
+    def unbind(self, sequence: str = None, funcid: Optional[str] = None):
         """ called on the tkinter.Label and tkinter.Canvas """
         if funcid is not None:
             raise ValueError("'funcid' argument can only be None, because there is a bug in" +

customtkinter/windows/widgets/ctk_optionmenu.py

@@ -398,7 +398,7 @@ class CTkOptionMenu(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
         self._text_label.bind(sequence, command, add=True)

customtkinter/windows/widgets/ctk_progressbar.py

@@ -291,7 +291,7 @@ class CTkProgressBar(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
 

customtkinter/windows/widgets/ctk_radiobutton.py

@@ -405,7 +405,7 @@ class CTkRadioButton(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
         self._text_label.bind(sequence, command, add=True)

customtkinter/windows/widgets/ctk_scrollbar.py

@@ -259,7 +259,7 @@ class CTkScrollbar(CTkBaseClass):
 
     def bind(self, sequence=None, command=None, add=True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
 

customtkinter/windows/widgets/ctk_slider.py

@@ -375,7 +375,7 @@ class CTkSlider(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
 

customtkinter/windows/widgets/ctk_switch.py

@@ -444,7 +444,7 @@ class CTkSwitch(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._canvas.bind(sequence, command, add=True)
         self._text_label.bind(sequence, command, add=True)

customtkinter/windows/widgets/ctk_textbox.py

@@ -328,7 +328,7 @@ class CTkTextbox(CTkBaseClass):
 
     def bind(self, sequence: str = None, command: Callable = None, add: Union[str, bool] = True):
         """ called on the tkinter.Canvas """
-        if add != "+" or add is not True:
+        if not (add == "+" or add is True):
             raise ValueError("'add' argument can only be '+' or True to preserve internal callbacks")
         self._textbox.bind(sequence, command, add=True)