1 files changed, 0 insertions, 37 deletions
diff --git a/src/hg_io.h b/src/hg_io.h
deleted file mode 100644
index 69a516c1..00000000
--- a/src/hg_io.h
+++ /dev/null
@@ -1,37 +0,0 @@
-#ifndef _HG_IO_H_
-#define _HG_IO_H_
-
-#include <iostream>
-
-#include "lattice.h"
-class Hypergraph;
-
-struct HypergraphIO {
-
-  // the format is basically a list of nodes and edges in topological order
-  // any edge you read, you must have already read its tail nodes
-  // any node you read, you must have already read its incoming edges
-  // this may make writing a bit more challenging if your forest is not
-  // topologically sorted (but that probably doesn't happen very often),
-  // but it makes reading much more memory efficient.
-  // see test_data/small.json.gz for an email encoding
-  static bool ReadFromJSON(std::istream* in, Hypergraph* out);
-
-  // if remove_rules is used, the hypergraph is serialized without rule information
-  // (so it only contains structure and feature information)
-  static bool WriteToJSON(const Hypergraph& hg, bool remove_rules, std::ostream* out);
-
-  // serialization utils
-  static void ReadFromPLF(const std::string& in, Hypergraph* out, int line = 0);
-  // return PLF string representation (undefined behavior on non-lattices)
-  static std::string AsPLF(const Hypergraph& hg, bool include_global_parentheses = true);
-  static void PLFtoLattice(const std::string& plf, Lattice* pl);
-  static std::string Escape(const std::string& s);  // PLF helper
-};
-
-namespace B64 {
-  bool b64decode(const unsigned char* data, const size_t insize, char* out, const size_t outsize);
-  void b64encode(const char* data, const size_t size, std::ostream* out);
-}
-
-#endif