enforce wheel size limits, README formatting in CI

ci/build_wheel.sh

@@ -8,5 +8,6 @@ source rapids-date-string
 rapids-generate-version > ./VERSION
 
 python -m pip wheel . -w dist -v --no-deps --disable-pip-version-check
+./ci/validate_wheel.sh dist
 
 RAPIDS_PY_WHEEL_NAME="dask-cuda" rapids-upload-wheels-to-s3 dist

ci/validate_wheel.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Copyright (c) 2024, NVIDIA CORPORATION.
+
+set -euo pipefail
+
+wheel_dir_relative_path=$1
+
+rapids-logger "validate packages with 'pydistcheck'"
+
+pydistcheck \
+    --inspect \
+    "$(echo ${wheel_dir_relative_path}/*.whl)"
+
+rapids-logger "validate packages with 'twine'"
+
+twine check \
+    --strict \
+    "$(echo ${wheel_dir_relative_path}/*.whl)"

pyproject.toml

@@ -152,3 +152,11 @@ exclude = [
     "docs.*",
     "tests.*",
 ]
+
+[tool.pydistcheck]
+select = [
+    "distro-too-large-compressed",
+]
+
+# PyPI limit is 100 MiB, fail CI before we get too close to that
+max_allowed_size_compressed = '75M'