message: Use `exec_tools` rather than `tools` in tensorflow.bzl to allow transitive dependencies to use python3 tools and deps in genrules
diff: @@ -767,7 +767,7 @@ def tf_gen_op_wrapper_cc(
  out_ops_file + "_internal.cc",
  ],
  srcs = srcs,
  - tools = [":" + tool] + tf_binary_additional_srcs(),
  + exec_tools = [":" + tool] + tf_binary_additional_srcs(),
  cmd = ("$(location :" + tool + ") $(location :" + out_ops_file + ".h) " +
  "$(location :" + out_ops_file + ".cc) " +
  str(include_internal_ops) + " " + api_def_args_str),
  @@ -969,7 +969,7 @@ def tf_gen_op_wrapper_py(
  name = name + "_pygenrule",
  outs = [out],
  srcs = api_def_srcs + [hidden_file],
  - tools = [tool_name] + tf_binary_additional_srcs(),
  + exec_tools = [tool_name] + tf_binary_additional_srcs(),
  cmd = ("$(location " + tool_name + ") " + api_def_args_str +
  " @$(location " + hidden_file + ") > $@"),
  )
  @@ -978,7 +978,7 @@ def tf_gen_op_wrapper_py(
  name = name + "_pygenrule",
  outs = [out],
  srcs = api_def_srcs,
  - tools = [tool_name] + tf_binary_additional_srcs(),
  + exec_tools = [tool_name] + tf_binary_additional_srcs(),
  cmd = ("$(location " + tool_name + ") " + api_def_args_str + " " +
  op_list_arg + " " +
  ("1" if op_list_is_whitelist else "0") + " > $@"),
  @@ -2430,7 +2430,7 @@ def tf_generate_proto_text_sources(name, srcs_relative_dir, srcs, protodeps = []
  cmd =
  "$(location //tensorflow/tools/proto_text:gen_proto_text_functions) " +
  "$(@D) " + srcs_relative_dir + " $(SRCS)",
  - tools = [
  + exec_tools = [
  clean_dep("//tensorflow/tools/proto_text:gen_proto_text_functions"),
  ],
  )
  @@ -2466,7 +2466,7 @@ def tf_version_info_genrule(name, out):
  cmd =
  "$(location //tensorflow/tools/git:gen_git_source) --generate $(SRCS) \"$@\" --git_tag_override=$${GIT_TAG_OVERRIDE:-}",
  local = 1,
  - tools = [clean_dep("//tensorflow/tools/git:gen_git_source")],
  + exec_tools = [clean_dep("//tensorflow/tools/git:gen_git_source")],
  )
  def tf_py_build_info_genrule(name, out, **kwargs):
  @@ -2486,7 +2486,7 @@ def tf_py_build_info_genrule(name, out, **kwargs):
  "cudnn_dll_name=cudnn64_$${TF_CUDNN_VERSION:-}.dll",
  ]), ""),
  local = 1,
  - tools = [clean_dep("//tensorflow/tools/build_info:gen_build_info")],
  + exec_tools = [clean_dep("//tensorflow/tools/build_info:gen_build_info")],
  **kwargs
  )
  