Please consider the following debdiff to fix this issue.
diff -Nru python-packaging-19.1/debian/changelog python-packaging-19.1/debian/changelog --- python-packaging-19.1/debian/changelog 2019-08-17 08:49:26.000000000 -0300 +++ python-packaging-19.1/debian/changelog 2019-08-29 18:58:34.000000000 -0300 @@ -1,3 +1,11 @@ +python-packaging (19.1-2) unstable; urgency=medium + + * debian/patches/update-platform-for-pybuild.patch: use amd64 instead + of x86_64 during the build as pybuild forcefully sets get_platform() + to return linux-amd64. + + -- Tiago Stürmer Daitx <tiago.da...@ubuntu.com> Thu, 29 Aug 2019 21:58:34 +0000 + python-packaging (19.1-1) unstable; urgency=medium * New upstream version. diff -Nru python-packaging-19.1/debian/patches/series python-packaging-19.1/debian/patches/series --- python-packaging-19.1/debian/patches/series 2015-10-28 11:18:13.000000000 -0200 +++ python-packaging-19.1/debian/patches/series 2019-08-29 18:58:34.000000000 -0300 @@ -1 +1,2 @@ # empty +update-platform-for-pybuild.patch diff -Nru python-packaging-19.1/debian/patches/update-platform-for-pybuild.patch python-packaging-19.1/debian/patches/update-platform-for-pybuild.patch --- python-packaging-19.1/debian/patches/update-platform-for-pybuild.patch 1969-12-31 21:00:00.000000000 -0300 +++ python-packaging-19.1/debian/patches/update-platform-for-pybuild.patch 2019-08-29 18:58:34.000000000 -0300 @@ -0,0 +1,84 @@ +Description: update x86_64 references to amd64 + pybuild sets the _PYTHON_HOST_PLATFORM environment variable which + causes distutils.util.get_platform() to return linux-amd64 instead + of linux-x86_64. This causes 2 tests in test/test_tags.py to fail. + This patch updates the test_tags.py file to expect amd64 instead + of x86_64. Meanwhile packaging/tags.py needs to be updated to + support both linux-x86_64 (for runtime) and linux-amd64 (for build + time). +Author: Tiago Stürmer Daitx <tiago.da...@ubuntu.com> +Bug-Debian: http://bugs.debian.org/938969 +Forwarded: not-needed +Last-Update: 2019-08-30 +--- +This patch header follows DEP-3: http://dep.debian.net/deps/dep3/ +--- a/tests/test_tags.py ++++ b/tests/test_tags.py +@@ -487,18 +487,18 @@ def test_have_compatible_glibc(monkeypat + + + def test_linux_platforms_64bit_on_64bit_os(monkeypatch): +- is_64bit_os = distutils.util.get_platform().endswith("_x86_64") ++ is_64bit_os = distutils.util.get_platform().endswith("_amd64") + if platform.system() != "Linux" or not is_64bit_os: +- monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64") ++ monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_amd64") + monkeypatch.setattr(tags, "_is_manylinux_compatible", lambda *args: False) + linux_platform = tags._linux_platforms(is_32bit=False)[-1] +- assert linux_platform == "linux_x86_64" ++ assert linux_platform == "linux_amd64" + + + def test_linux_platforms_32bit_on_64bit_os(monkeypatch): +- is_64bit_os = distutils.util.get_platform().endswith("_x86_64") ++ is_64bit_os = distutils.util.get_platform().endswith("_amd64") + if platform.system() != "Linux" or not is_64bit_os: +- monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64") ++ monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_amd64") + monkeypatch.setattr(tags, "_is_manylinux_compatible", lambda *args: False) + linux_platform = tags._linux_platforms(is_32bit=True)[-1] + assert linux_platform == "linux_i686" +@@ -509,9 +509,9 @@ def test_linux_platforms_manylinux1(monk + tags, "_is_manylinux_compatible", lambda name, _: name == "manylinux1" + ) + if platform.system() != "Linux": +- monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64") ++ monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_amd64") + platforms = tags._linux_platforms(is_32bit=False) +- assert platforms == ["manylinux1_x86_64", "linux_x86_64"] ++ assert platforms == ["manylinux1_amd64", "linux_amd64"] + + + def test_linux_platforms_manylinux2010(monkeypatch): +@@ -519,9 +519,9 @@ def test_linux_platforms_manylinux2010(m + tags, "_is_manylinux_compatible", lambda name, _: name == "manylinux2010" + ) + if platform.system() != "Linux": +- monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64") ++ monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_amd64") + platforms = tags._linux_platforms(is_32bit=False) +- expected = ["manylinux2010_x86_64", "manylinux1_x86_64", "linux_x86_64"] ++ expected = ["manylinux2010_amd64", "manylinux1_amd64", "linux_amd64"] + assert platforms == expected + + +@@ -531,7 +531,7 @@ def test_sys_tags_linux_cpython(monkeypa + monkeypatch.setattr(tags, "_cpython_abi", lambda py_version: "cp33m") + if platform.system() != "Linux": + monkeypatch.setattr(platform, "system", lambda: "Linux") +- monkeypatch.setattr(tags, "_linux_platforms", lambda: ["linux_x86_64"]) ++ monkeypatch.setattr(tags, "_linux_platforms", lambda: ["linux_amd64"]) + abi = tags._cpython_abi(sys.version_info[:2]) + platforms = tags._linux_platforms() + result = list(tags.sys_tags()) +--- a/packaging/tags.py ++++ b/packaging/tags.py +@@ -284,7 +284,7 @@ def _have_compatible_glibc(required_majo + + def _linux_platforms(is_32bit=_32_BIT_INTERPRETER): + linux = _normalize_string(distutils.util.get_platform()) +- if linux == "linux_x86_64" and is_32bit: ++ if linux in ["linux_x86_64", "linux_amd64"] and is_32bit: + linux = "linux_i686" + # manylinux1: CentOS 5 w/ glibc 2.5. + # manylinux2010: CentOS 6 w/ glibc 2.12.
