diff -Nru pyserial-3.4/debian/changelog pyserial-3.4/debian/changelog
--- pyserial-3.4/debian/changelog	2020-01-07 13:21:42.000000000 +0000
+++ pyserial-3.4/debian/changelog	2020-02-03 16:29:07.000000000 +0000
@@ -1,3 +1,10 @@
+pyserial (3.4-5.1) unstable; urgency=medium
+
+  * Non-maintainer upload.
+  * Drop python2 support; Closes: #937533
+
+ -- Sandro Tosi <morph@debian.org>  Mon, 03 Feb 2020 11:29:07 -0500
+
 pyserial (3.4-5) unstable; urgency=medium
 
   * Re-add the build dependency on python2, use python2 in the rules file.
diff -Nru pyserial-3.4/debian/control pyserial-3.4/debian/control
--- pyserial-3.4/debian/control	2020-01-07 13:21:37.000000000 +0000
+++ pyserial-3.4/debian/control	2020-02-03 16:26:53.000000000 +0000
@@ -3,23 +3,11 @@
 Priority: optional
 Maintainer: Matthias Klose <doko@debian.org>
 Build-Depends: debhelper (>= 9)
-Build-Depends-Indep: python2, python3, dh-python,
-  python-setuptools, python3-setuptools,
-XS-Python-Version: all
+Build-Depends-Indep: python3, dh-python,
+  python3-setuptools,
 Standards-Version: 4.4.1
 Homepage: http://pyserial.sourceforge.net/
 
-Package: python-serial
-Architecture: all
-Depends: ${python:Depends}, ${misc:Depends}
-Suggests: python-wxgtk3.0 | python-wxgtk
-XB-Python-Version: ${python:Versions}
-Description: pyserial - module encapsulating access for the serial port
- This module encapsulates the access for the serial port. It provides
- back-ends for standard Python running on Windows, Linux, BSD (possibly
- any POSIX compliant system). The module named "serial" automatically
- selects the appropriate back-end.
-
 Package: python3-serial
 Architecture: all
 Depends: ${python3:Depends}, ${misc:Depends}
diff -Nru pyserial-3.4/debian/rules pyserial-3.4/debian/rules
--- pyserial-3.4/debian/rules	2020-01-07 13:20:16.000000000 +0000
+++ pyserial-3.4/debian/rules	2020-02-03 16:27:36.000000000 +0000
@@ -6,8 +6,6 @@
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1
 
-PY_INTERPRETER = /usr/bin/python
-
 build: build-stamp
 build-indep: build-stamp
 build-arch:
@@ -15,7 +13,6 @@
 
 build-stamp:
 	dh_testdir
-	python2 setup.py build
 	python3 setup.py build
 	touch build-stamp
 
@@ -32,13 +29,9 @@
 	dh_testroot
 	dh_prep
 	dh_installdirs
-	python2 setup.py install --root=$(CURDIR)/debian/python-serial --install-layout=deb
-	find debian/python-serial -name 'aio.py*' | xargs -r rm -f
 	python3 setup.py install --root=$(CURDIR)/debian/python3-serial --install-layout=deb
-	dh_python2
 	dh_python3
 	mv debian/python3-serial/usr/bin/miniterm.py debian/python3-serial/usr/bin/miniterm
-	rm -f debian/python-serial/usr/bin/miniterm.py
 
 # Build architecture-independent files here.
 binary-indep: build install