refactor: remove Google-specific stubs

python/BUILD.bazel

@@ -126,7 +126,6 @@ bzl_library(
     srcs = ["py_binary.bzl"],
     deps = [
         "//python/private:py_binary_macro_bzl",
-        "//python/private:register_extension_info_bzl",
     ],
 )
 
@@ -175,7 +174,6 @@ bzl_library(
     srcs = ["py_library.bzl"],
     deps = [
         "//python/private:py_library_macro_bzl",
-        "//python/private:register_extension_info_bzl",
     ],
 )
 
@@ -208,7 +206,6 @@ bzl_library(
     srcs = ["py_test.bzl"],
     deps = [
         "//python/private:py_test_macro_bzl",
-        "//python/private:register_extension_info_bzl",
     ],
 )
 

python/private/BUILD.bazel

@@ -612,11 +612,6 @@ bzl_library(
     ],
 )
 
-bzl_library(
-    name = "register_extension_info_bzl",
-    srcs = ["register_extension_info.bzl"],
-)
-
 bzl_library(
     name = "repo_utils_bzl",
     srcs = ["repo_utils.bzl"],

python/private/attributes.bzl

@@ -44,12 +44,6 @@ REQUIRED_EXEC_GROUP_BUILDERS = {
     "py_precompile": lambda: ruleb.ExecGroup(),
 }
 
-# Backwards compatibility symbol for Google.
-REQUIRED_EXEC_GROUPS = {
-    k: v().build()
-    for k, v in REQUIRED_EXEC_GROUP_BUILDERS.items()
-}
-
 _STAMP_VALUES = [-1, 0, 1]
 
 def _precompile_attr_get_effective_value(ctx):

python/private/py_executable.bzl

@@ -1859,7 +1859,3 @@ def cc_configure_features(
         feature_configuration = feature_configuration,
         requested_features = requested_features,
     )
-
-only_exposed_for_google_internal_reason = struct(
-    create_runfiles_with_build_data = _create_runfiles_with_build_data,
-)

python/py_binary.bzl

@@ -15,7 +15,6 @@
 """Public entry point for py_binary."""
 
 load("//python/private:py_binary_macro.bzl", _py_binary = "py_binary")
-load("//python/private:register_extension_info.bzl", "register_extension_info")
 
 def py_binary(**attrs):
     """Creates an executable Python program.
@@ -38,8 +37,3 @@ def py_binary(**attrs):
         fail("Python 2 is no longer supported: https://github.com/bazel-contrib/rules_python/issues/886")
 
     _py_binary(**attrs)
-
-register_extension_info(
-    extension = py_binary,
-    label_regex_for_dep = "{extension_name}",
-)

python/py_library.bzl

@@ -15,7 +15,6 @@
 """Public entry point for py_library."""
 
 load("//python/private:py_library_macro.bzl", _py_library = "py_library")
-load("//python/private:register_extension_info.bzl", "register_extension_info")
 
 def py_library(**attrs):
     """Creates an executable Python program.
@@ -35,8 +34,3 @@ def py_library(**attrs):
         fail("Python 2 is no longer supported: https://github.com/bazel-contrib/rules_python/issues/886")
 
     _py_library(**attrs)
-
-register_extension_info(
-    extension = py_library,
-    label_regex_for_dep = "{extension_name}",
-)

python/py_test.bzl

@@ -15,7 +15,6 @@
 """Public entry point for py_test."""
 
 load("//python/private:py_test_macro.bzl", _py_test = "py_test")
-load("//python/private:register_extension_info.bzl", "register_extension_info")
 
 def py_test(**attrs):
     """Creates an executable Python program.
@@ -39,8 +38,3 @@ def py_test(**attrs):
 
     # buildifier: disable=native-python
     _py_test(**attrs)
-
-register_extension_info(
-    extension = py_test,
-    label_regex_for_dep = "{extension_name}",
-)