Solve issues with python.

Author: viferga

source/ports/py_port/setup.cfg

@@ -5,4 +5,5 @@
 universal=1
 
 [metadata]
+license=Apache-2.0
 license_files=LICENSE.txt

source/ports/py_port/setup.py

@@ -71,9 +71,6 @@
 		'Intended Audience :: Developers',
 		'Topic :: Software Development :: Interpreters',
 
-		# License
-		'License :: OSI Approved :: Apache Software License',
-
 		# Python versions support
 		#'Programming Language :: Python :: 2',
 		#'Programming Language :: Python :: 2.6',

source/ports/py_port/upload.sh

@@ -30,7 +30,8 @@ if [[ "$PYPI_VERSION" == "$PORT_VERSION" ]]; then
 fi
 
 # Install dependencies and upload MetaCall package
-python3 -m pip install --user --upgrade twine setuptools wheel
+python3 -m pip install --user --upgrade twine setuptools wheel build
+python3 -m build
 python3 setup.py sdist bdist_wheel
 python3 -m twine check dist/*
 python3 -m twine upload dist/*