def __init__(self, parent, group_title, item_name, text_filter=None, logger=None):
     Widget.__init__(self, parent, logger=logger)
     self.group_title = group_title
     self.item_name = item_name
     if text_filter is not None and not callable(text_filter):
         raise TypeError('text_filter= must be a callable')
     self.text_filter = text_filter

 def __init__(self, parent, id=None, locator=None, logger=None):
     """Create the widget"""
     Widget.__init__(self, parent, logger=logger)
     if id:
         self.locator = self.BASE_LOCATOR.format(quote(id))
     elif locator:
         self.locator = locator
     else:
         raise TypeError("You need to specify either id or locator")

 def __init__(self, parent, *text, **kwargs):
     logger = kwargs.pop('logger', None)
     Widget.__init__(self, parent, logger=logger)
     if text:
         if kwargs:
             raise TypeError('If you pass button text then do not pass anything else.')
         if len(text) == 1:
             self.locator_conditions = 'normalize-space(.)={}'.format(quote(text[0]))
         elif len(text) == 2 and text[0].lower() == 'contains':
             self.locator_conditions = 'contains(normalize-space(.), {})'.format(quote(text[1]))
         else:
             raise TypeError('An illegal combination of text params')
     else:
         # Join the kwargs
         self.locator_conditions = ' and '.join(
             '@{}={}'.format(attr, quote(value)) for attr, value in kwargs.items())

    def __init__(self, parent, label=None, id=None, locator=None, logger=None):
        Widget.__init__(self, parent, logger=logger)

        quoted_label = quote(label) if label else ""
        if label:
            label_part = " and @label={} or @aria-label={}".format(quoted_label, quoted_label)
        else:
            label_part = ""

        id_part = " and @id={}".format(quote(id)) if id else ""
        if locator is not None:
            self.locator = locator
        elif label_part or id_part:
            self.locator = self.LOCATOR_START.format(label_part + id_part)
        else:
            raise TypeError("You need to specify either, id, label or locator for Navigation")

 def __init__(self, parent, type_, logger=None):
     Widget.__init__(self, parent, logger=logger)
     if type_ not in ["Scope", "Expression"]:
         raise ValueError("Type should be Scope or Expression only")
     else:
         self.type = type_

 def __init__(self, parent, locator=None, logger=None):
     Widget.__init__(self, parent=parent, logger=logger)
     self._locator = locator or self.ROOT

 def __init__(self, parent, show_loc=None, logger=None):
     Widget.__init__(self, parent, logger=logger)
     self.show_loc = show_loc