Fix the executable not found issue

debian/fire/dragonfire

@@ -1,3 +1,12 @@
-#!/bin/sh
+#!/usr/bin/python3
+# EASY-INSTALL-ENTRY-SCRIPT: 'dragonfire==1.0.0','console_scripts','dragonfire'
+__requires__ = 'dragonfire==1.0.0'
+import re
+import sys
+from pkg_resources import load_entry_point
 
-/usr/share/python/dragonfire/bin/dragonfire $@
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(
+        load_entry_point('dragonfire==1.0.0', 'console_scripts', 'dragonfire')()
+    )

debian/rules

@@ -1,7 +1,8 @@
-#!/usr/bin/make -f
+#! /usr/bin/make -f
 
-%:
-	dh $@ --with=python3
+#export DH_VERBOSE = 1
+export PYBUILD_NAME = foo
+export PYBUILD_DISABLE_python3.5=test
 
-override_dh_installman:
-	dh_installman debian/dragonfire.1
+%:
+        dh $@ --with python2,python3 --buildsystem=pybuild