fprettify PKGBUILD fix

fprettify-pkgbuild.patch

diff --git a/PKGBUILD b/PKGBUILD
index f85f999..efe24e3 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,19 +1,29 @@
+# shellcheck disable=SC2034,SC2154,SC2164
+# shellcheck shell=bash
+
 pkgname=fprettify
 pkgver=0.3.7
 pkgrel=2
 pkgdesc="An auto-formatter for modern Fortran code that imposes strict whitespace formatting, written in Python."
 arch=('x86_64' 'i686')
-license=("GPLv3")
+license=("GPL-3.0-or-later")
 depends=('python')
+makedepends=(python-build python-installer python-wheel python-setuptools)
 source=("https://github.com/pseewald/${pkgname}/archive/v${pkgver}.tar.gz")
 sha256sums=('052da19a9080a6641d3202e10572cf3d978e6bcc0e7db29c1eb8ba724e89adc7')
 
+prepare() {
+  cd "$pkgname"-"$pkgver"
+  # Fix USE_RE, see https://github.com/fortran-lang/fprettify/pull/207
+  sed -i -e 's/SOL_STR + "USE/SOL_STR + r"USE/' fprettify/__init__.py
+}
+
 build() {
-  cd "$srcdir/$pkgname-$pkgver"
-  python setup.py build
+  cd "$pkgname"-"$pkgver"
+  python -m build --wheel --no-isolation
 }
 
 package() {
-  cd "$srcdir/$pkgname-$pkgver"
-  python setup.py install --root="$pkgdir/" --optimize=1
+  cd "$pkgname"-"$pkgver"
+  python -m installer --destdir="$pkgdir" dist/*.whl
 }