Generate both python2 and python3 versions

.gitignore

 /hostinfo
+/hostinfo2
+/hostinfo3
 *.bak
 *.pyc
 *~

Makefile

-TARGETS: hostinfo
+TARGETS: hostinfo2 hostinfo3
 
 
 all: $(TARGETS)
 
-hostinfo: src/hostinfo.py $(sort $(wildcard src/hostinfo/*.py)) Makefile
-	(cd src ; apa -o ../$@ $(filter %.py, $(^:src/%=%)))
+hostinfo2: src/hostinfo.py $(sort $(wildcard src/hostinfo/*.py)) Makefile
+	(cd src ; apa --interpreter=/usr/bin/python2 \
+                      -o ../$@ $(filter %.py, $(^:src/%=%)))
+
+hostinfo3: src/hostinfo.py $(sort $(wildcard src/hostinfo/*.py)) Makefile
+	(cd src ; apa --interpreter=/usr/bin/python3 \
+                      -o ../$@ $(filter %.py, $(^:src/%=%)))