Feat/pip wheel version script (#28)

* Add pip wheel version script

* add debugging to pip version script

* Rewrite rapids-twine in bash

* Address shellcheck suggestions

* Print debug statements to stderr

* Simplify rapids-pip-wheel-version

* Pass epoch timestamp into pip-version script

* Use set -u instead of rapids-require-env-var

tools/rapids-pip-wheel-version

@@ -0,0 +1,34 @@
+#!/bin/bash
+# A utility script that generates a pip wheel version
+# Positional Arguments:
+#   1) epoch timestamp
+set -exo pipefail
+export RAPIDS_SCRIPT_NAME="rapids-pip-wheel-version"
+
+if [ -z "$1" ]; then
+  rapids-echo-stderr "Must specify input arguments: EPOCH_TIMESTAMP"
+  exit 1
+fi
+epoch_timestamp="$1"
+
+function distutilsNormalizeVersion {
+        echo -n "$(python3 -c "from setuptools.extern import packaging; print(packaging.version.Version('$1'))")"
+}
+
+rapids-echo-stderr "pwd is $(pwd)"
+
+latest_git_tag="$(git describe --tag --abbrev=0)"
+
+# drop letters ('v', 'a', etc.) from tag
+# v22.12.00a -> 22.12.00
+# v22.12.00 -> 22.12.00
+
+latest_git_tag="${latest_git_tag//[a-z]/}"
+
+# normalize with distutils logic
+latest_git_tag="$(distutilsNormalizeVersion "${latest_git_tag}")"
+
+# add epoch timestamp so more recent wheels are installed first
+versioneer_override="$latest_git_tag.$epoch_timestamp"
+
+echo -n "${versioneer_override}"

tools/rapids-twine

@@ -0,0 +1,34 @@
+#!/bin/bash
+# A utility script that wraps twine to support build tags (PEP427)
+#        
+# Positional Arguments:
+#   1) wheel dir
+set -exou pipefail
+export RAPIDS_SCRIPT_NAME="rapids-twine"
+
+if [ -z "$1" ]; then
+  rapids-echo-stderr "Must specify input arguments: WHEEL_DIR"
+  exit 1
+fi
+wheeldir="$1"
+
+build_tag="${RAPIDS_PY_WHEEL_BUILD_TAG:-""}"
+
+if [ "${build_tag}" != "" ]; then
+  echo "Checking if build tag ${build_tag} is legal..."
+  if [[ "${build_tag}" =~ [^[:digit:]] ]]; then
+    rapids-echo-stderr "Build tag can only be digits"
+    exit 1
+  fi
+
+  echo "Need to apply build tag ${build_tag}..."
+  for wheelfile in "${wheeldir}"/*.whl; do
+    wheel_version=$(echo "$wheelfile" | cut -d'-' -f2)
+    replacement_wheel_version="${wheel_version}-${build_tag}"
+    wheelnewfile="${wheelfile/$wheel_version/$replacement_wheel_version}"
+
+    mv "${wheelfile}" "${wheelnewfile}"
+  done
+fi
+
+twine upload --disable-progress-bar --non-interactive "${wheeldir}"/*.whl