Provide alias to import pyodide wheels under WORKSPACE

Author: fhanau

build/deps/dep_pyodide.bzl

@@ -1,4 +1,5 @@
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive", "http_file")
+load("@bazel_tools//tools/build_defs/repo:local.bzl", "new_local_repository")
 load("//:build/python_metadata.bzl", "BUNDLE_VERSION_INFO", "PYODIDE_VERSIONS", "PYTHON_LOCKFILES")
 
 def _pyodide_core(*, version, sha256, **_kwds):
@@ -25,6 +26,15 @@ def _pyodide_packages(*, tag, lockfile_hash, all_wheels_hash, **_kwds):
         urls = ["https://github.com/cloudflare/pyodide-build-scripts/releases/download/%s/all_wheels.zip" % tag],
     )
 
+    # TODO(cleanup): Alias for importing pyodide via WORKSPACE while still having the mangled name,
+    # remove once downstream imports workerd using bzlmod.
+    http_archive(
+        name = "+pyodide+all_pyodide_wheels_%s" % tag,
+        build_file = "@workerd//:build/BUILD.all_pyodide_wheels",
+        sha256 = all_wheels_hash,
+        urls = ["https://github.com/cloudflare/pyodide-build-scripts/releases/download/%s/all_wheels.zip" % tag],
+    )
+
 VENDOR_R2 = "https://pub-25a5b2f2f1b84655b185a505c7a3ad23.r2.dev/"
 
 def _py_vendor_test_deps(version, name, sha256, abi, **_kwds):

src/workerd/server/tests/python/import_tests.bzl

@@ -45,10 +45,12 @@ def _test(name, directory, wd_test, py_file, python_version, **kwds):
         python_flags = [python_version],
         use_snapshot = None,
         make_snapshot = False,
-        # TODO: +pyodide+ is a bzlmod canonical repository name
+        # +pyodide+ is a bzlmod canonical repository name
         args = ["--experimental", "--pyodide-package-disk-cache-dir", "../+pyodide+all_pyodide_wheels_%s" % pkg_tag],
         skip_default_data = True,
-        data = [py_file, "@all_pyodide_wheels_%s//:whls" % pkg_tag],
+        # TODO(cleanup): importing both bzlmod and non-bzlmod versions of wheels, clean up once
+        # downstream repo fully uses bzlmod
+        data = [py_file, "@+pyodide+all_pyodide_wheels_%s//:whls" % pkg_tag, "@all_pyodide_wheels_%s//:whls" % pkg_tag],
         **kwds
     )