Towards completing packing pip 20.2.4

not yet done fully
still need to test

mingw-w64-python-contextlib2/PKGBUILD

@@ -6,7 +6,7 @@ pkgname="${MINGW_PACKAGE_PREFIX}-python-${_realname}"
 provides=("${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
 conflicts=("${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
 replaces=("${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
-pkgver=0.6.0
+pkgver=0.6.0.post1
 pkgrel=1
 pkgdesc="contextlib2 is a backport of the standard library’s contextlib module to earlier Python versions (mingw-w64)"
 arch=('any')
@@ -15,7 +15,7 @@ license=('PSF')
 depends=("${MINGW_PACKAGE_PREFIX}-python")
 makedepends=("${MINGW_PACKAGE_PREFIX}-python-setuptools")
 source=("https://pypi.io/packages/source/${_realname:0:1}/${_realname}/${_realname}-${pkgver}.tar.gz")
-sha512sums=('01901ac226c7fca40add00e95cedb2535a802e0114a53ae1315c6dfee20744dbafa7d9619986ad76345ad9b9aa3e364ac01d23f51b5eb70dd2febd5af1f1fc56')
+sha512sums=('bd3b458b365bc1d556476f6368bc523fde07e85afdad74037aa98d7a498008103a789f6b481b606700da92606ee6477fc5a817f1596e93a6e3c548ed0d4a5bf8')
 
 prepare() {
   cd "${srcdir}"