parameters: (self, positive_filter)
docstring: Graph match constructor.
docstring_summary: Graph match constructor.
docstring_tokens: Graph match constructor .
function: def __init__(self, positive_filter):
      """Graph match constructor."""
      self.positive_filters = []
      self.input_op_matches = None
      self.control_input_op_matches = None
      self.output_op_matches = None
      positive_filter = self._finalize_positive_filter(positive_filter)
      self.positive_filters.append(positive_filter)
function_tokens: def __init__ ( self , positive_filter ) : self . positive_filters = [ ] self . input_op_matches = None self . control_input_op_matches = None self . output_op_matches = None positive_filter = self . _finalize_positive_filter ( positive_filter ) self . positive_filters . append ( positive_filter )