3285 	def __init__(self, glb, label, placeholder_text, parent, id = "", default = ""):  argument
3288 		self.placeholder_text = placeholder_text
3301 		if placeholder_text:
3302 			self.widget.setPlaceholderText(placeholder_text)
3359 	def __init__(self, glb, label, placeholder_text, column_name, parent):  argument
3360 		super(NonNegativeIntegerRangesDataItem, self).__init__(glb, label, placeholder_text, parent)
3386 	def __init__(self, glb, label, placeholder_text, parent, id = "", default = ""):  argument
3387 		super(PositiveIntegerDataItem, self).__init__(glb, label, placeholder_text, parent, id, default)
3401 …def __init__(self, glb, label, placeholder_text, table_name, match_column, column_name1, column_na…  argument
3402 		super(SQLTableDataItem, self).__init__(glb, label, placeholder_text, parent)
3435 	def __init__(self, glb, label, placeholder_text, column_name, parent):  argument
3448 		if placeholder_text:
3449 			placeholder_text += ", between " + str(self.first_time) + " and " + str(self.last_time)
3451 		super(SampleTimeRangesDataItem, self).__init__(glb, label, placeholder_text, parent)