fix(pypi): include pyi files in data attribute (#2558)

Restore the previous behavior of pyi files being included in data. This
is because
certain packages (librosa, at least) expect the pyi files to be
available at runtime.

CHANGELOG.md

@@ -88,8 +88,6 @@ Unreleased changes template.
   `python_version` attribute is still used to specify the Python version.
 * (pypi) Updated versions of packages: `pip` to 24.3.1 and
   `packaging` to 24.2.
-* (pypi) For pypi-generated targets, `*.pyi` files are included in the
-  `pyi_srcs` attribute instead of the `data` attribute.
 
 {#v1-1-0-deprecations}
 #### Deprecations

python/private/pypi/whl_library_targets.bzl

@@ -222,11 +222,13 @@ def whl_library_targets(
         )
 
     if hasattr(rules, "py_library"):
+        # NOTE: pyi files should probably be excluded because they're carried
+        # by the pyi_srcs attribute. However, historical behavior included
+        # them in data and some tools currently rely on that.
         _data_exclude = [
             "**/*.py",
             "**/*.pyc",
             "**/*.pyc.*",  # During pyc creation, temp files named *.pyc.NNNN are created
-            "**/*.pyi",
             # RECORD is known to contain sha256 checksums of files which might include the checksums
             # of generated files produced when wheels are installed. The file is ignored to avoid
             # Bazel caching issues.

tests/pypi/whl_library_targets/whl_library_targets_tests.bzl

@@ -252,7 +252,6 @@ def _test_whl_and_library_deps(env):
                     "**/*.py",
                     "**/*.pyc",
                     "**/*.pyc.*",
-                    "**/*.pyi",
                     "**/*.dist-info/RECORD",
                 ] + glob_excludes.version_dependent_exclusions(),
             ),
@@ -325,7 +324,6 @@ def _test_group(env):
                     "**/*.py",
                     "**/*.pyc",
                     "**/*.pyc.*",
-                    "**/*.pyi",
                     "**/*.dist-info/RECORD",
                 ] + glob_excludes.version_dependent_exclusions(),
             ),