remove unnecessary codegen template

mace/python/tools/read_tuning_codegen.py

-import argparse
-import os
-import sys
-
-import jinja2
-
-# python mace/python/tools/read_tuning_codegen.py \
-#   --output_path=./mace/codegen/tuning/read_tuning_params.cc
-
-FLAGS = None
-
-def main(unused_args):
-  env = jinja2.Environment(loader=jinja2.FileSystemLoader(sys.path[0]))
-  cpp_cl_encrypted_kernel = env.get_template('embed_code.cc.tmpl').render(
-      data_type='unsigned int',
-      mode='read_tuning_config')
-
-  if os.path.isfile(FLAGS.output_path):
-    os.remove(FLAGS.output_path)
-  w_file = open(FLAGS.output_path, "w")
-  w_file.write(cpp_cl_encrypted_kernel)
-  w_file.close()
-
-  print("Generate reading tuning method done!")
-
-
-def parse_args():
-  """Parses command line arguments."""
-  parser = argparse.ArgumentParser()
-  parser.add_argument(
-      "--output_path",
-      type=str,
-      default="./mace/examples/codegen/tuning/read_tuning_params.cc",
-      help="The path of codes to read tuning params.")
-  return parser.parse_known_args()
-
-
-if __name__ == '__main__':
-  FLAGS, unparsed = parse_args()
-  main(unused_args=[sys.argv[0]] + unparsed)