attrs: add recipe for version 17.3.0.

dev-python/attrs/attrs-17.3.0.recipe

@@ -0,0 +1,63 @@
+SUMMARY="Attributes without boilerplate"
+DESCRIPTION="attrs is the Python package that will bring back the joy of \
+writing classes by relieving you from the drudgery of implementing object \
+protocols (aka dunder methods).
+
+Its main goal is to help you to write concise and correct software without \
+slowing down your code."
+HOMEPAGE="https://pypi.python.org/pypi/attrs"
+COPYRIGHT="2015 Hynek Schlawack"
+LICENSE="MIT"
+REVISION="1"
+SOURCE_URI="https://pypi.io/packages/source/a/attrs/attrs-$portVersion.tar.gz"
+CHECKSUM_SHA256="c78f53e32d7cf36d8597c8a2c7e3c0ad210f97b9509e152e4c37fa80869f823c"
+
+ARCHITECTURES="any"
+
+PROVIDES="
+	$portName = $portVersion
+	"
+REQUIRES="
+	haiku
+	"
+
+BUILD_REQUIRES="
+	haiku_devel
+	"
+
+PYTHON_PACKAGES=(python python3)
+PYTHON_VERSIONS=(2.7 3.6)
+for i in "${!PYTHON_PACKAGES[@]}"; do
+pythonPackage=${PYTHON_PACKAGES[i]}
+pythonVersion=${PYTHON_VERSIONS[$i]}
+eval "PROVIDES_${pythonPackage}=\"\
+	${portName}_$pythonPackage = $portVersion\
+	\"; \
+REQUIRES_$pythonPackage=\"\
+	haiku\n\
+	cmd:python$pythonVersion\
+	\""
+BUILD_REQUIRES="$BUILD_REQUIRES
+	setuptools_$pythonPackage"
+BUILD_PREREQUIRES="$BUILD_PREREQUIRES
+	cmd:python$pythonVersion"
+done
+
+INSTALL()
+{
+	for i in "${!PYTHON_PACKAGES[@]}"; do
+		pythonPackage=${PYTHON_PACKAGES[i]}
+		pythonVersion=${PYTHON_VERSIONS[$i]}
+
+		python=python$pythonVersion
+		installLocation=$prefix/lib/$python/vendor-packages/
+		export PYTHONPATH=$installLocation:$PYTHONPATH
+		mkdir -p $installLocation
+		rm -rf build
+		$python setup.py build install \
+			--root=/ --prefix=$prefix
+
+		packageEntries  $pythonPackage \
+			$prefix/lib/python*
+	done
+}