parameters: (self, mid, filter_id, filter_ex)
docstring: Parameters:
           - mid
           - filter_id
           - filter_ex
docstring_summary: Parameters:
           - mid
           - filter_id
           - filter_ex
docstring_tokens: Parameters : - mid - filter_id - filter_ex
function: def add_filter(self, mid, filter_id, filter_ex):
          """
          Parameters:
           - mid
           - filter_id
           - filter_ex
  
          """
          pass
function_tokens: def add_filter ( self , mid , filter_id , filter_ex ) : pass