Update rules to translate from dpkg to PEP440 version (infra) (#725)

Update rules to translate from dpkg to PEP440 version

This removes the (automatically included) -ubuntu or ~ubuntu
version postfix (optional from dpkg but violating PEP440) and
translates the dev annotation (~dev for dpkg) to a valid
PEP440 annotation (.dev)

checkbox-ng/debian/rules

@@ -5,12 +5,21 @@ export LANGUAGE=
 export NO_PNG_PKG_MANGLE=1
 export SRCTOP=checkbox-ng
 
+# DEBVER is the latest version as declared by the changelog
+#   it is in this form pkg_version~ubuntu(ubuntu_version)
+# pkg_version = setuptools_scm where .dev -> ~dev (to make this a valid dpkg version)
+# This is not a valid python version, remove the ~ubuntu(ubuntu_version)
+# replace ~dev -> .dev as PEP440 mandates
+DEBVER := $(shell dpkg-parsechangelog -SVersion)
+PYTHON_VERSION := $(shell echo $(DEBVER) | sed 's/.ubuntu.\+//' | sed 's/~dev/.dev/')
+export SETUPTOOLS_SCM_PRETEND_VERSION=$(PYTHON_VERSION)
+
 %:
 	dh $@ --sourcedirectory=$(SRCTOP) --with=python3 --buildsystem=pybuild
 
 # Override dh_install to ensure that console_scripts are in the
 # checkbox-ng package and not in the python3-checkbox-ng package.
-# Also move the data and test-data directories to usr/share and provide 
+# Also move the data and test-data directories to usr/share and provide
 # symlinks (via python3-checkbox-ng.links) for everything to work.
 override_dh_install:
 	dh_install

checkbox-support/debian/rules

@@ -2,5 +2,14 @@
 export PYBUILD_NAME=checkbox-support
 export SRCTOP=checkbox-support
 
+# DEBVER is the latest version as declared by the changelog
+#   it is in this form pkg_version~ubuntu(ubuntu_version)
+# pkg_version = setuptools_scm where .dev -> ~dev (to make this a valid dpkg version)
+# This is not a valid python version, remove the ~ubuntu(ubuntu_version)
+# replace ~dev -> .dev as PEP440 mandates
+DEBVER := $(shell dpkg-parsechangelog -SVersion)
+PYTHON_VERSION := $(shell echo $(DEBVER) | sed 's/.ubuntu.\+//' | sed 's/~dev/.dev/')
+export SETUPTOOLS_SCM_PRETEND_VERSION=$(PYTHON_VERSION)
+
 %:
 	dh $@ --sourcedirectory=$(SRCTOP) --with=python3 --buildsystem=pybuild