+have_python3=0
+if [ $have_python -eq 1 ]; then
+ printf "Checking for python3..."
+ if "$python" -c 'import sys; assert sys.version_info >= (3,0)' > /dev/null 2>&1; then
+ printf "Yes.\n"
+ have_python3=1
+ else
+ printf "No.\n"
+ fi
+fi
+
+have_python3_cffi=0
+have_python3_pytest=0
+if [ $have_python3 -eq 1 ]; then
+ printf "Checking for python3 cffi... "
+ if "$python" -c 'import cffi' >/dev/null 2>&1; then
+ printf "Yes.\n"
+ have_python3_cffi=1
+ else
+ printf "No.\n"
+ fi
+
+ printf "Checking for python3 pytest (>= 3.0)... "
+ conf=$(mktemp)
+ printf "[pytest]\nminversion=3.0\n" > $conf
+ if pytest-3 -c $conf --version >/dev/null 2>&1; then
+ printf "Yes.\n"
+ have_python3_pytest=1
+ else
+ printf "No.\n"
+ fi
+ rm -f $conf
+fi
+