message: Moving library targets from PY2AND3 to PY3.
diff: @@ -1015,7 +1015,7 @@ def tf_gen_op_wrapper_py(
  native.py_library(
  name = generated_target_name,
  srcs = [out],
  - srcs_version = "PY2AND3",
  + srcs_version = "PY3",
  visibility = visibility,
  deps = [
  clean_dep("//tensorflow/python:framework_for_generated_wrappers_v2"),
  @@ -1828,7 +1828,7 @@ def tf_custom_op_py_library(
  srcs = [],
  dso = [],
  kernels = [],
  - srcs_version = "PY2AND3",
  + srcs_version = "PY3",
  visibility = None,
  deps = [],
  **kwargs):
  @@ -2019,7 +2019,7 @@ def pywrap_tensorflow_macro(
  native.py_library(
  name = name,
  srcs = [":" + name + ".py"],
  - srcs_version = "PY2AND3",
  + srcs_version = "PY3",
  data = select({
  clean_dep("//tensorflow:windows"): [":" + cc_library_pyd_name],
  "//conditions:default": [":" + cc_library_name],
  @@ -2139,7 +2139,7 @@ def tf_py_test(
  deps.append(clean_dep(to_add))
  # Python version placeholder
  - kwargs.setdefault("srcs_version", "PY2AND3")
  + kwargs.setdefault("srcs_version", "PY3")
  py_test(
  name = name,
  size = size,
  @@ -2500,7 +2500,7 @@ def pybind_extension(
  module_name,
  hdrs = [],
  features = [],
  - srcs_version = "PY2AND3",
  + srcs_version = "PY3",
  data = [],
  copts = [],
  linkopts = [],
  