Semdiff (infer.SemDiffLib.Semdiff)

val python_ast_diff : 
  debug:bool ->
  config:SemdiffDirectEngine.Rules.t ->
  ?filename1:string ->
  ?filename2:string ->
  string ->
  string ->
  Diff.explicit list

val semdiff : 
  config_files:string list ->
  previous_file:string ->
  current_file:string ->
  unit

val semdiff_from_json : config_files:string list -> string -> unit