fixup! common/hooks/pre-pkg/04-generate-provides: generate provides f…

…or python modules

common/hooks/pre-pkg/04-generate-provides.sh

@@ -3,16 +3,12 @@
 # This hook executes the following tasks:
 #	- Generates provides file with provides entries for xbps-create(1)
 
-py3_cmd() {
-    env PYTHONPATH="${XBPS_MASTERDIR}/${py3_sitelib}-bootstrap" "${py3_bin}" "$@"
-}
-
 generate_python_provides() {
     local py3_bin="${XBPS_MASTERDIR}/usr/bin/python3"
 
-    if [ -z "$nopyprovides" ] && [ -d "${PKGDESTDIR}/${py3_sitelib}" ] && \
-       [ -x "${py3_bin}" ] && py3_cmd -c "import packaging"; then
-        py3_cmd "${XBPS_COMMONDIR}"/scripts/parse-py-metadata.py \
+    if [ -z "$nopyprovides" ] && [ -d "${PKGDESTDIR}/${py3_sitelib}" ] && [ -x "${py3_bin}" ]; then
+        PYTHONPATH="${XBPS_MASTERDIR}/${py3_sitelib}-bootstrap" "${py3_bin}" \
+            "${XBPS_COMMONDIR}"/scripts/parse-py-metadata.py \
             -S "${PKGDESTDIR}/${py3_sitelib}" -v "${pkgver}" provides
     fi
 }