debian: switch to Python 3 (#38106)

debian/control

@@ -2,33 +2,36 @@ Source: fargo
 Maintainer: Entr'ouvert <info@entrouvert.com>
 Section: python
 Priority: optional
-Build-Depends: python-setuptools (>= 0.6b3), python-all (>= 2.6.6-3), debhelper (>= 9), dh-python, python-django, dh-systemd
+Build-Depends: python3-setuptools, python3-all, python3-django, debhelper (>= 9), dh-python, dh-systemd
 Standards-Version: 3.9.6
-X-Python-Version: >= 2.7
 
-Package: python-fargo
+Package: python3-fargo
 Architecture: all
-Depends: ${misc:Depends}, ${python:Depends},
-    python-django (>= 1.8),
-    python-django-filters (>= 1),
-    python-django-filters (<< 2),
-    python-gadjo,
-    python-magic,
-    python-sorl-thumbnail,
+Depends: ${misc:Depends}, ${python3:Depends},
+    python3-django (>= 1.10),
+    python3-django-filters (>= 1),
+    python3-django-filters (<< 2),
+    python3-django-tables2,
+    python3-gadjo,
+    python3-magic,
+    python3-sorl-thumbnail,
     graphicsmagick-imagemagick-compat
-Recommends: python-django-mellon
-Description: Fargo Document Box (Python module)
+Recommends: python3-django-mellon
+Breaks: fargo (<<0.32.post5)
+Description: Fargo Document Box (Python 3 module)
 
 Package: fargo
 Architecture: all
 Depends: ${misc:Depends},
-    python-fargo (= ${binary:Version}),
-    python-hobo,
-    python-django-tenant-schemas,
-    python-psycopg2,
-    python-django-mellon,
+    python3-fargo (= ${binary:Version}),
+    python3-hobo,
+    python3-django-tenant-schemas,
+    python3-psycopg2,
+    python3-django-mellon,
     uwsgi,
-    uwsgi-plugin-python
+    uwsgi-plugin-python3
 Recommends: nginx, graphicsmagick
 Suggests: postgresql
+Breaks: python-fargo (<<0.32.post5)
+Replaces: python-fargo (<<0.32.post5)
 Description: Fargo Document Box

debian/debian_config.py

@@ -1,4 +1,4 @@
-# This file is sourced by "execfile" from fargo.settings
+# This file is sourced by "exec()" from fargo.settings
 
 import os
 
@@ -7,12 +7,12 @@ PROJECT_NAME = 'fargo'
 #
 # hobotization (multitenant)
 #
-execfile('/usr/lib/hobo/debian_config_common.py')
+exec(open('/usr/lib/hobo/debian_config_common.py').read())
 
 #
 # local settings
 #
-execfile(os.path.join(ETC_DIR, 'settings.py'))
+exec(open(os.path.join(ETC_DIR, 'settings.py')).read())
 
 # run additional settings snippets
-execfile('/usr/lib/hobo/debian_config_settings_d.py')
+exec(open('/usr/lib/hobo/debian_config_settings_d.py').read())

debian/fargo-manage

@@ -18,9 +18,9 @@ fi
 
 if test $# -eq 0
 then
-    python ${MANAGE} help
+    python3 ${MANAGE} help
     exit 1
 fi
 
-python ${MANAGE} "$@"
+python3 ${MANAGE} "$@"
 

debian/python-fargo.dirs

@@ -1 +0,0 @@
-/usr/lib/fargo

debian/python-fargo.install

@@ -1,2 +0,0 @@
-usr/bin/manage.py /usr/lib/fargo
-usr/lib/python2*/*-packages

debian/rules

@@ -1,8 +1,11 @@
 #!/usr/bin/make -f
 # -*- makefile -*-
 
-# Uncomment this to turn on verbose mode.
-#export DH_VERBOSE=1
+export PYBUILD_NAME=fargo
 
 %:
-	dh $@ --with python2,systemd
+	dh $@ --with python3,systemd --buildsystem=pybuild
+
+override_dh_install:
+	dh_install
+	mv $(CURDIR)/debian/python3-fargo/usr/bin/manage.py $(CURDIR)/debian/fargo/usr/lib/fargo/manage.py

debian/uwsgi.ini

@@ -2,7 +2,7 @@
 auto-procname = true
 procname-prefix-spaced = fargo
 
-plugin = python
+plugin = python3
 module = fargo.wsgi:application
 
 http-socket = /run/fargo/fargo.sock