parameters: (self, filter)
docstring: Add the specified filter to this handler.
docstring_summary: Add the specified filter to this handler.
docstring_tokens: Add the specified filter to this handler .
function: def addFilter(self, filter):
          """
          Add the specified filter to this handler.
          """
          if not (filter in self.filters):
              self.filters.append(filter)
function_tokens: def addFilter ( self , filter ) : if not ( filter in self . filters ) : self . filters . append ( filter )