Fix Python runtime warnings

gooey/gui/components/options/options.py

@@ -212,7 +212,7 @@ def FilterableDropdown(placeholder=None,
 
 def PrefixSearchStrategy(
                    choice_tokenizer=PrefixTokenizers.WORDS,
-                   input_tokenizer=PrefixTokenizers.REGEX('\s'),
+                   input_tokenizer=PrefixTokenizers.REGEX(r'\s'),
                    ignore_case=True,
                    operator='AND',
                    index_suffix=False):
@@ -300,9 +300,8 @@ def RegexValidator(test=None, message=None):
     """
     Creates the data for a basic RegexValidator.
 
-    :param test:    the regex expression. This should be the expression
-                    directly (i.e. `test='\d+'`). Gooey will test
-                    that the user's input satisfies this expression.
+    :param test:    the regex expression. Gooey will test that the user's
+                    input satisfies this expression.
     :param message: The message to display if the input doesn't match
                     the regex
     """

gooey/gui/components/options/validators.py

@@ -73,7 +73,7 @@ def is_three_channeled(value):
 @lift
 def is_hex_string(value: str):
     """Invalid hexadecimal format. Expected: "#FFFFFF" """
-    return isinstance(value, str) and bool(re.match('^#[\dABCDEF]{6}$', value, flags=2))
+    return isinstance(value, str) and bool(re.match(r'^#[\dABCDEF]{6}$', value, flags=2))
 
 
 @lift

gooey/gui/components/widgets/bases.py

@@ -183,7 +183,7 @@ def getUiState(self) -> t.FormField:
     def syncUiState(self, state: FormField):  # type: ignore
         self.widget.setValue(state['value'])  # type: ignore
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')
 
 
     def getValue(self) -> t.FieldValue:

gooey/gui/components/widgets/checkbox.py

@@ -71,7 +71,7 @@ def syncUiState(self, state: t.Checkbox):  # type: ignore
         checkbox.Enable(state['enabled'])
         self.Show(state['visible'])
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')
 
 
 
@@ -125,4 +125,4 @@ def arrange(self, *args, **kwargs):
         layout.Add(hsizer, 1, wx.EXPAND)
         layout.AddSpacer(2)
 
-        return layout
+        return layout

gooey/gui/components/widgets/dropdown.py

@@ -52,7 +52,7 @@ def syncUiState(self, state: FormField):
         if state['selected'] is not None:  # type: ignore
             self.setValue(state['selected'])  # type: ignore
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')
 
     def getUiState(self) -> t.FormField:
         widget: wx.ComboBox = self.widget

gooey/gui/components/widgets/dropdown_filterable.py

@@ -128,7 +128,7 @@ def syncUiState(self, state: t.DropdownFilterable):  # type: ignore
         if state['value'] is not None:
             self.setValue(state['value'])
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')
 
     def OnGetItem(self, n):
         return self.model.suggestions[n]

gooey/gui/components/widgets/listbox.py

@@ -51,4 +51,4 @@ def syncUiState(self, state: t.Listbox):  # type: ignore
         for string in state['selected']:
             widget.SetStringSelection(string)
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')

gooey/gui/components/widgets/textarea.py

@@ -41,7 +41,7 @@ def formatOutput(self, metatdata, value: str):
     def syncUiState(self, state: FormField):
         self.setValue(state['value'])  # type: ignore
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')
 
     def getUiState(self) -> t.FormField:
         return t.TextField(

gooey/gui/components/widgets/textfield.py

@@ -27,5 +27,5 @@ def syncUiState(self, state: t.TextField):  # type: ignore
         textctr.Enable(state['enabled'])
         self.Show(state['visible'])
         self.error.SetLabel(state['error'] or '')
-        self.error.Show(state['error'] is not None and state['error'] is not '')
+        self.error.Show(state['error'] is not None and state['error'] != '')
         self.Layout()