modules/zstd: Add initial ZSTD Encoder procs

.github/workflows/modules-zstd.yml

@@ -45,7 +45,9 @@ jobs:
       - name: Test ZSTD Module - DSLX Tests (opt)
         if: ${{ !cancelled() }}
         run: |
-          bazel test -c opt --test_output=errors -- $(bazel query 'filter("_dslx_test$", kind(rule, //xls/modules/zstd/...))')
+          bazel test -c opt --test_output=errors -- $(bazel query 'filter("_dslx_test$", kind(rule, //xls/modules/zstd/...)) except filter("zstd_dec_dslx_test$", kind(rule, //xls/modules/zstd/...))');
+          # Run all tests except those ending with `_skip`
+          bazel test -c opt --test_strategy=exclusive --test_output=errors --test_filter='^([^_]|_([^s]|$)|_s([^k]|$)|_sk([^i]|$)|_ski([^p]|$))*$' //xls/modules/zstd:zstd_dec_dslx_test;
 
       - name: Build ZSTD verilog targets (opt)
         if: ${{ !cancelled() }}

MODULE.bazel

@@ -152,3 +152,7 @@ git_override(
 )
 
 register_toolchains("//xls/common/toolchains:all")
+
+# Verilator support
+bazel_dep(name = "aspect_bazel_lib", version = "2.19.4")
+bazel_dep(name = "rules_perl", version = "0.4.2")

dependency_support/com_github_alexforencich_verilog_axi/BUILD.bazel

@@ -0,0 +1,15 @@
+# Copyright 2025 The XLS Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Needed to make this a package.

dependency_support/com_github_alexforencich_verilog_axi/bundled.BUILD.bazel

@@ -0,0 +1,45 @@
+# Copyright 2025 The XLS Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load("@xls_pip_deps//:requirements.bzl", "requirement")
+
+package(default_visibility = ["//visibility:public"])
+
+exports_files(
+    glob(["rtl/*.v"]),
+)
+
+py_binary(
+    name = "axi_crossbar_wrap",
+    srcs = ["rtl/axi_crossbar_wrap.py"],
+    deps = [requirement("Jinja2")],
+)
+
+py_binary(
+    name = "axi_interconnect_wrap",
+    srcs = ["rtl/axi_interconnect_wrap.py"],
+    deps = [requirement("Jinja2")],
+)
+
+py_binary(
+    name = "axil_crossbar_wrap",
+    srcs = ["rtl/axi_crossbar_wrap.py"],
+    deps = [requirement("Jinja2")],
+)
+
+py_binary(
+    name = "axil_interconnect_wrap",
+    srcs = ["rtl/axil_interconnect_wrap.py"],
+    deps = [requirement("Jinja2")],
+)

dependency_support/com_github_facebook_zstd/allow-specifying-max-window-log.patch

@@ -0,0 +1,68 @@
+From c052badd17fdb6751f3b5820ab6f7eab0cab196e Mon Sep 17 00:00:00 2001
+From: Mateusz Gancarz <mgancarz@antmicro.com>
+Date: Fri, 5 Sep 2025 11:11:34 +0200
+Subject: [PATCH] decodecorpus: allow specifying max window log
+
+---
+ tests/decodecorpus.c | 10 ++++++++--
+ 1 file changed, 8 insertions(+), 2 deletions(-)
+
+diff --git a/tests/decodecorpus.c b/tests/decodecorpus.c
+index f25e5dc7..085f7be2 100644
+--- a/tests/decodecorpus.c
++++ b/tests/decodecorpus.c
+@@ -163,6 +163,7 @@ static double RAND_exp(U32* seed, double mean)
+ const char* BLOCK_TYPES[] = {"raw", "rle", "compressed"};
+
+ #define MAX_DECOMPRESSED_SIZE_LOG 20
++#define MIN_WINDOW_LOG 10
+ #define MAX_DECOMPRESSED_SIZE (1ULL << MAX_DECOMPRESSED_SIZE_LOG)
+
+ #define MAX_WINDOW_LOG 22 /* Recommended support is 8MB, so limit to 4MB + mantissa */
+@@ -257,6 +258,7 @@ typedef enum {
+ *  Global variables (set from command line)
+ *********************************************************/
+ U32 g_maxDecompressedSizeLog = MAX_DECOMPRESSED_SIZE_LOG;  /* <= 20 */
++U32 g_maxWindowLog = MAX_WINDOW_LOG;                           /* 10 <= window log <= 22 */
+ U32 g_maxBlockSize = ZSTD_BLOCKSIZE_MAX;                       /* <= 128 KB */
+
+ /*-*******************************************************
+@@ -289,7 +291,7 @@ static void writeFrameHeader(U32* seed, frame_t* frame, dictInfo info)
+     /* generate window size */
+     {
+         /* Follow window algorithm from specification */
+-        int const exponent = RAND(seed) % (MAX_WINDOW_LOG - 10);
++        int const exponent = g_maxWindowLog > 10 ? RAND(seed) % (g_maxWindowLog - 10) : 0;
+         int const mantissa = RAND(seed) % 8;
+         windowByte = (BYTE) ((exponent << 3) | mantissa);
+         fh.windowSize = (1U << (exponent + 10));
+@@ -1231,7 +1233,7 @@ static U32 generateCompressedBlock(U32 seed, frame_t* frame, dictInfo info)
+     while (!blockWritten) {
+         size_t cSize;
+         /* generate window size */
+-        {   int const exponent = RAND(&seed) % (MAX_WINDOW_LOG - 10);
++        {   int const exponent = g_maxWindowLog > 10 ? RAND(&seed) % (g_maxWindowLog - 10) : 0;
+             int const mantissa = RAND(&seed) % 8;
+             frame->header.windowSize = (1U << (exponent + 10));
+             frame->header.windowSize += (frame->header.windowSize / 8) * mantissa;
+@@ -1807,6 +1809,7 @@ static void advancedUsage(const char* programName)
+     DISPLAY( " --max-block-size-log=#   : max block size log, must be in range [2, 17]\n");
+     DISPLAY( " --max-content-size-log=# : max content size log, must be <= 20\n");
+     DISPLAY( "                            (this is ignored with gen-blocks)\n");
++    DISPLAY( " --max-window-log=#       : max window log, must be in range [10, 22]\n");
+     DISPLAY( " --block-type=#           : force certain block type (raw=0, rle=1, compressed=2)\n");
+     DISPLAY( " --frame-header-only      : dump only frame header\n");
+     DISPLAY( " --no-magic               : do not add magic number\n");
+@@ -1931,6 +1934,9 @@ int main(int argc, char** argv)
+                         U32 value = readU32FromChar(&argument);
+                         g_maxDecompressedSizeLog =
+                                 MIN(MAX_DECOMPRESSED_SIZE_LOG, value);
++                    } else if (longCommandWArg(&argument, "max-window-log=")) {
++                        U32 value = readU32FromChar(&argument);
++                        g_maxWindowLog = MIN(MAX_WINDOW_LOG, MAX(MIN_WINDOW_LOG, value));
+                     } else if (longCommandWArg(&argument, "block-type=")) {
+                         U32 value = readU32FromChar(&argument);
+                         opts.blockType = malloc(sizeof(blockType_e));
+-- 
+2.39.5
+

dependency_support/load_external.bzl

@@ -76,7 +76,19 @@ def load_external_repositories():
     http_archive(
         name = "zstd",
         sha256 = "9ace5a1b3c477048c6e034fe88d2abb5d1402ced199cae8e9eef32fdc32204df",
+        patches = [
+            Label("@//dependency_support/com_github_facebook_zstd:allow-specifying-max-window-log.patch"),
+        ],
+        patch_args = ["-p1"],
         strip_prefix = "zstd-fdfb2aff39dc498372d8c9e5f2330b692fea9794",
         urls = ["https://github.com/facebook/zstd/archive/fdfb2aff39dc498372d8c9e5f2330b692fea9794.zip"],
         build_file = Label("//dependency_support/com_github_facebook_zstd:bundled.BUILD.bazel"),
     )
+
+    http_archive(
+        name = "com_github_alexforencich_verilog_axi",
+        sha256 = "f3b58406b51950584cc7b0c67b0710cef10cb14e1f5576e97a2f0b1c0b12fcbe",
+        strip_prefix = "verilog-axi-516bd5dadc3365b7f9e225d2af8fe0b8d804fe53",
+        urls = ["https://github.com/alexforencich/verilog-axi/archive/516bd5dadc3365b7f9e225d2af8fe0b8d804fe53.zip"],
+        build_file = "//dependency_support/com_github_alexforencich_verilog_axi:bundled.BUILD.bazel",
+    )

dependency_support/pip_requirements.in

@@ -15,3 +15,13 @@ pyyaml==6.0.1
 # We build most of z3 ourselves but building python is really complicated. Just
 # use pypi version
 z3-solver==4.14.0.0
+pytest==8.2.2
+cocotb==1.9.0
+cocotbext-axi==0.1.24
+cocotb_bus==0.2.1
+
+# Note: numpy and scipy version availability seems to differ between Ubuntu
+# versions that we want to support (e.g. 18.04 vs 20.04), so we accept a
+# range that makes successful installation on those platforms possible.
+numpy>=1.21
+scipy>=1.5.4,<=1.16.3

dependency_support/pip_requirements_lock.txt

@@ -14,6 +14,56 @@ click==8.1.3 \
     # via
     #   -r dependency_support/pip_requirements.in
     #   flask
+cocotb==1.9.0 \
+    --hash=sha256:02a58ef6c941114964096e7c039bdd4e67e63816cfd2f6a9af6a34cd92b00e8e \
+    --hash=sha256:0819794ef5e8fd14fee0b265933226cf600e85edc2f1a749b4d5f8fa2d31ce4e \
+    --hash=sha256:0ba35617a677ff65a1273411a3dfdfc5f587128ad8cb9e941ab0eb17ec8fb3e2 \
+    --hash=sha256:17556e3a23562f64d577d0eb117fe02e384aedee997b29497b5c395f5010ff82 \
+    --hash=sha256:19b4e27b53a16e0b9c4cc5227c7f9d4dccac06e431a4f937e9f5513350196333 \
+    --hash=sha256:1a0381ced5590a726032ba2265c6b70ac12cfb49edb152be86a081bb7d104751 \
+    --hash=sha256:1aff68cf77059448a9a3278079037e34b50c8c2aee466d984295fa7fe699d390 \
+    --hash=sha256:277281420fd6fc3002bb85d6bec497bd20ff3a3905d4b5f1301faf975f750ede \
+    --hash=sha256:2daf743320331615f4e8ffb877ab0b04e6f913b911bb11bf9dbc1d876d9c4220 \
+    --hash=sha256:2e9bcdbfba3e99c9297bd0d74ba781772d89d2c86e893980784ada252bd1a0f8 \
+    --hash=sha256:3058c977f9d4e1f6333d505947f34b9142910719f1d8631c40a151dd86bad727 \
+    --hash=sha256:5832d894419a9e8fe5c242e3ac86588e16e2cb379822dcb154bfec8544ae858e \
+    --hash=sha256:598b841ed0809e5c64d8c383b8035f6ace5a6f9013f680cdc6981221911c005d \
+    --hash=sha256:5a5c91027d7652aaf10e101743edd6b1e832039a19af75fca301275ef30f01d4 \
+    --hash=sha256:61418f619af72c8cca8de622785b4f4bfc17ace09981de6eb44feae560cf3bbb \
+    --hash=sha256:784c914c8df3fd79cfb148d2bcd17c4b2703c89af1278ed98773afb57ceea3e6 \
+    --hash=sha256:87a19d3012f505ba7fda37483b851ef0ca40290ad8a9b28a820b84f8574287bb \
+    --hash=sha256:89503f0749362d36b6fab8636710f1848943c21f9d488672921bac21e9edd29f \
+    --hash=sha256:89e5189fd393918c27af2daefdcb13df4d52fa761f065d5964d2c4ff5c0642fb \
+    --hash=sha256:8cb4b0edf8f0b47c3b604b461cb574fc75fd97efa893cbaf828f4f2f71cf459e \
+    --hash=sha256:94e884e16186899ad5b4d131c3f7ff0a2277e67ea0660754e8810a4bbf2d610e \
+    --hash=sha256:997dbca2a2cd933fd0a44d9fadeebc1e8a40701db15ea06f207811933dceb350 \
+    --hash=sha256:a7cea13cb2fe4f5ca735490846342885117778a73008a67ed9cac667aaaf3f0d \
+    --hash=sha256:a84edfbfa57dc6e16845a55feb0b4e1c8b6bbfa5ef1ab6768beba8d81e0546aa \
+    --hash=sha256:a95b5e5708a3629d319d2b655d11345cc7e97fea9bdc9bc1df7435926ac30966 \
+    --hash=sha256:aa6818c39ca1ce699e4bb1d84899c4f98c2d25c7671bd6c7beee3b1ee9d68834 \
+    --hash=sha256:ab99bf7e055780b57419d4133fd4dca9c72a03b766a3e2200552f10498eb8845 \
+    --hash=sha256:b966f5560a494fd99f95a1562f9326ca20c35bb118d4e6b50db41da8e4a6f718 \
+    --hash=sha256:bc44a7708a5a63d3059a622c2fb90831dc33534c3343e971f5a6c78905097baa \
+    --hash=sha256:c11e21d291ba2f889e33c21d76e9aec6ffdfb5666053dc34452666579daa675b \
+    --hash=sha256:c848de13583478d71cc91e528e17c051ca6a3b92e89d703ac5015f17cab1287b \
+    --hash=sha256:d944aa5509a0f0786d6f30554a2f8b1f229847f9ac9988879d7a05497739f668 \
+    --hash=sha256:f50862153e1364f6edeaef9d70505093549fa097e9b2555ea46d1e4f94ac3287 \
+    --hash=sha256:f74c598e230e1035103f6e3a97dd7a0e1bcacf7f3ea7481cd3bcde477b74e379 \
+    --hash=sha256:fcb81c6c37e11b0729768dd8e192a9cfb809778699ab1fe89f4d92ba0beb3092 \
+    --hash=sha256:ff2ddc8b304eb7076ceead2534a1b9828df771798fa9c2601ea983c86d23ec08
+    # via
+    #   -r dependency_support/pip_requirements.in
+    #   cocotb-bus
+    #   cocotbext-axi
+cocotb-bus==0.2.1 \
+    --hash=sha256:a197aa4b0e0ad28469c8877b41b3fb2ec0206da9f491b9276d1578ce6dd8aa8d
+    # via
+    #   -r dependency_support/pip_requirements.in
+    #   cocotbext-axi
+cocotbext-axi==0.1.24 \
+    --hash=sha256:3ed62dcaf9448833176826507c5bc5c346431c4846a731e409d87c862d960593 \
+    --hash=sha256:533ba6c7503c6302bdb9ef86e43a549ad5da876eafb1adce23d39751c54cced4
+    # via -r dependency_support/pip_requirements.in
 contourpy==1.3.1 \
     --hash=sha256:041b640d4ec01922083645a94bb3b2e777e6b626788f4095cf21abbe266413c1 \
     --hash=sha256:05e806338bfeaa006acbdeba0ad681a10be63b26e1b17317bfac3c5d98f36cda \
@@ -74,6 +124,10 @@ cycler==0.12.1 \
     --hash=sha256:85cef7cff222d8644161529808465972e51340599459b8ac3ccbac5a854e0d30 \
     --hash=sha256:88bb128f02ba341da8ef447245a9e138fae777f6a23943da4540077d3601eb1c
     # via matplotlib
+find-libpython==0.4.0 \
+    --hash=sha256:034a4253bd57da3408aefc59aeac1650150f6c1f42e10fdd31615cf1df0842e3 \
+    --hash=sha256:46f9cdcd397ddb563b2d7592ded3796a41c1df5222443bd9d981721c906c03e6
+    # via cocotb
 flask==2.3.2 \
     --hash=sha256:77fd4e1249d8c9923de34907236b747ced06e5467ecac1a7bb7115ae0e9670b0 \
     --hash=sha256:8c2f9abd47a9e8df7f0c3f091ce9497d011dc3b31effcf4c85a6e2b50f4114ef
@@ -130,6 +184,10 @@ fonttools==4.55.8 \
     --hash=sha256:f089e8da0990cfe2d67e81d9cf581ff372b48dc5acf2782701844211cd1f0eb3 \
     --hash=sha256:f971aa5f50c22dc4b63a891503624ae2c77330429b34ead32f23c2260c5618cd
     # via matplotlib
+iniconfig==2.3.0 \
+    --hash=sha256:c76315c77db068650d49c5b56314774a7804df16fee4402c1f19d6d15d8c4730 \
+    --hash=sha256:f631c04d2c48c52b84d0d0549c99ff3859c98df65b3101406327ecc7d53fbf12
+    # via pytest
 itsdangerous==2.1.2 \
     --hash=sha256:2c2349112351b88699d8d4b6b075022c0808887cb7ad10069318a8b0bc88db44 \
     --hash=sha256:5dbbc68b317e5e42f327f9021763545dc3fc3bfe22e6deb96aaf1fc38874156a
@@ -392,7 +450,9 @@ numpy==2.3.4 \
 packaging==24.2 \
     --hash=sha256:09abb1bccd265c01f4a3aa3f7a7db064b36514d2cba19a2f694fe6150451a759 \
     --hash=sha256:c228a6dc5e932d346bc5739379109d49e8853dd8223571c7c5b55260edc0b97f
-    # via matplotlib
+    # via
+    #   matplotlib
+    #   pytest
 pillow==11.1.0 \
     --hash=sha256:015c6e863faa4779251436db398ae75051469f7c903b043a48f078e437656f83 \
     --hash=sha256:0a2f91f8a8b367e7a57c6e91cd25af510168091fb89ec5146003e424e1558a96 \
@@ -466,6 +526,10 @@ pillow==11.1.0 \
     --hash=sha256:f86d3a7a9af5d826744fabf4afd15b9dfef44fe69a98541f666f66fbb8d3fef9 \
     --hash=sha256:fbd43429d0d7ed6533b25fc993861b8fd512c42d04514a0dd6337fb3ccf22761
     # via matplotlib
+pluggy==1.6.0 \
+    --hash=sha256:7dcc130b76258d33b90f61b658791dede3486c3e6bfb003ee5c9bfb396dd22f3 \
+    --hash=sha256:e920276dd6813095e9377c0bc5566d94c932c33b27a3e3945d8389c374dd4746
+    # via pytest
 portpicker==1.3.1 \
     --hash=sha256:d2cdc776873635ed421315c4d22e63280042456bbfa07397817e687b142b9667
     # via -r dependency_support/pip_requirements.in
@@ -486,6 +550,10 @@ pyparsing==3.2.1 \
     --hash=sha256:506ff4f4386c4cec0590ec19e6302d3aedb992fdc02c761e90416f158dacf8e1 \
     --hash=sha256:61980854fd66de3a90028d679a954d5f2623e83144b5afe5ee86f43d762e5f0a
     # via matplotlib
+pytest==8.2.2 \
+    --hash=sha256:c434598117762e2bd304e526244f67bf66bbd7b5d6cf22138be51ff661980343 \
+    --hash=sha256:de4bb8104e201939ccdc688b27a89a7be2079b22e2bd2b07f806b6ba71117977
+    # via -r dependency_support/pip_requirements.in
 python-dateutil==2.9.0.post0 \
     --hash=sha256:37dd54208da7e1cd875388217d5e00ebd4179249f90fb72437e91a35459a0ad3 \
     --hash=sha256:a8b2bc7bffae282281c8140a97d3aa9c14da0b136dfe83f850eea9a5f7470427

dependency_support/rules_hdl/add_standalone_verilator.patch

@@ -0,0 +1,85 @@
+--- dependency_support/verilator/verilator.BUILD.bazel
++++ dependency_support/verilator/verilator.BUILD.bazel
+@@ -13,6 +13,7 @@
+ # Original implementation by Kevin Kiningham (@kkiningh) in kkiningh/rules_verilator.
+ # Ported to bazel_rules_hdl by Stephen Tridgell (@stridge-cruxml)
+
++load("@aspect_bazel_lib//lib:copy_to_bin.bzl", "copy_to_bin")
+ load("@bazel_skylib//rules:write_file.bzl", "write_file")
+ load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_library")
+ load("@rules_hdl//dependency_support/com_github_westes_flex:flex.bzl", "genlex")
+@@ -370,3 +371,74 @@
+     visibility = ["//visibility:public"],
+     deps = [":verilator_libV3"],
+ )
++
++genrule(
++    name = "verilated_makefile",
++    srcs = ["include/verilated.mk.in"],
++    outs = ["include/verilated.mk"],
++    cmd = """
++    cp "$(SRCS)" "$(OUTS)"
++    sed "s%@AR@%$(AR)%" "$(OUTS)" -i
++    sed "s%@CXX@%$(CC)%" "$(OUTS)" -i
++    sed "s%@LINK@%$(CC)%" "$(OUTS)" -i
++    sed "s%@PERL@%$(PERL)%" "$(OUTS)" -i
++    sed "s%@PYTHON3@%$(PYTHON3)%" "$(OUTS)" -i
++    sed "s%@OBJCACHE@%%" "$(OUTS)" -i
++
++    if [ "$(C_COMPILER)" = "clang" ]; then
++        # Compiler option to put in front of filename to read precompiled header
++        sed "s%@CFG_CXXFLAGS_PCH_I@%-include-pch%" "$(OUTS)" -i
++        # Compiler's filename suffix for precompiled headers, .gch if clang, empty if GCC
++        sed "s%@CFG_GCH_IF_CLANG@%.gch%" "$(OUTS)" -i
++    else
++        sed "s%@CFG_CXXFLAGS_PCH_I@%-include%" "$(OUTS)" -i
++        sed "s%@CFG_GCH_IF_CLANG@%%" "$(OUTS)" -i
++    fi
++    
++    # Select language required to compile
++    sed "s%@CFG_CXXFLAGS_STD@%-x c++%" "$(OUTS)" -i
++    sed "s%@CFG_LDFLAGS_VERILATED@%-lstdc++%" "$(OUTS)" -i
++
++    # Compiler flags to use to turn off unused and generated code warnings, such as -Wno-div-by-zero "$(OUTS)" -i
++    sed "s%@CFG_CXXFLAGS_NO_UNUSED@%-faligned-new -fcf-protection=none -Wno-bool-operation -Wno-shadow -Wno-sign-compare -Wno-subobject-linkage -Wno-tautological-compare -Wno-uninitialized -Wno-unused-but-set-parameter -Wno-unused-but-set-variable -Wno-unused-parameter -Wno-unused-variable%" "$(OUTS)" -i
++    # Linker libraries for multithreading
++    sed "s%@CFG_LDLIBS_THREADS@%-pthread -lpthread -latomic%" "$(OUTS)" -i
++    """,
++    toolchains = [
++        "@bazel_tools//tools/cpp:current_cc_toolchain",
++        "@rules_python//python:current_py_toolchain",
++        "@rules_perl//:current_toolchain",
++    ],
++    visibility = ["//visibility:public"],
++)
++
++filegroup(
++    name = "includes",
++    srcs = glob(["include/**"]),
++)
++
++# The perl wrapper assumes that runtime resources are stored under $(realpath verilator)/../
++# using perl binary would be problematic due to symlinks
++# potential alternative solution: write simplified perl wrapper that does not depend on realpath
++copy_to_bin(
++    name = "verilator_runtime_extras",
++    srcs = [
++        "bin/verilator",
++        "bin/verilator_includer",
++        ":includes",
++    ],
++)
++
++filegroup(
++    name = "standalone_verilator",
++    srcs = [
++        ":verilated_config",
++        ":verilated_makefile",
++        ":verilator_executable",
++        ":verilator_runtime_extras",
++        "@bazel_tools//tools/cpp:current_cc_toolchain",
++        "@rules_perl//:current_toolchain",
++        "@rules_python//python:current_py_toolchain",
++    ],
++    visibility = ["//visibility:public"],
++)