Merge pull request #588 from locriandev/ART-3981-improve-version-hand…

…ling-for-elliott-and-doozer

[ART-3981] Improve version handling for Doozer

doozerlib/__init__.py

@@ -1,12 +1,12 @@
 import sys
 if sys.version_info < (3, 6):
     sys.exit('Sorry, Python < 3.6 is not supported.')
-import io
+
+from setuptools_scm import get_version
+
 from .runtime import Runtime
 from .pushd import Dir
 
 
 def version():
-    from os.path import abspath, dirname, join
-    filename = join(dirname(abspath(__file__)), 'VERSION')
-    return io.open(filename, encoding="utf-8").read().strip()
+    return get_version()

requirements.txt

@@ -15,3 +15,4 @@ wrapt
 mysql-connector-python~=8.0.21
 python-dateutil~=2.8.1
 openshift-client~=1.0.12
+setuptools-scm

setup.py

@@ -8,17 +8,12 @@
     INSTALL_REQUIRES = f.read().splitlines()
 
 
-def _get_version():
-    from os.path import abspath, dirname, join
-    filename = join(dirname(abspath(__file__)), 'doozerlib', 'VERSION')
-    return open(filename).read().strip()
-
-
 setup(
     name="rh-doozer",
     author="AOS ART Team",
     author_email="aos-team-art@redhat.com",
-    version=_get_version(),
+    use_scm_version=True,
+    setup_requires=['setuptools_scm'],
     description="CLI tool for managing and automating Red Hat software releases",
     long_description=open('README.md').read(),
     url="https://github.com/openshift/doozer",