Use setuptools_scm for versioning

qwarc/cli.py

@@ -4,6 +4,7 @@ import importlib.util
 import logging
 import os.path
 import qwarc
+import qwarc.version
 import sys
 import time
 
@@ -51,6 +52,7 @@ def check_files(specFilename, logFilename):
 
 def main():
 	parser = argparse.ArgumentParser(formatter_class = argparse.ArgumentDefaultsHelpFormatter)
+	parser.add_argument('--version', action = 'version', version = f'qwarc {qwarc.version.__version__}')
 	parser.add_argument('--log', metavar = 'LOGFILE', default = './qwarc.log')
 	parser.add_argument('--database', metavar = 'DBFILE', default = './qwarc.db')
 	parser.add_argument('--warc', metavar = 'PREFIX', help = 'prefix for the WARC filenames', default = './qwarc')

qwarc/version.py

@@ -0,0 +1,7 @@
+import pkg_resources
+
+
+try:
+	__version__ = pkg_resources.get_distribution(__package__).version
+except pkg_resources.DistributionNotFound:
+	__version__ = None

setup.py

@@ -3,7 +3,6 @@ import setuptools
 
 setuptools.setup(
 	name = 'qwarc',
-	version = '0.1.3',
 	description = 'A framework for quick web archival',
 	author = 'JustAnotherArchivist',
 	url = 'https://github.com/JustAnotherArchivist/qwarc',
@@ -13,6 +12,8 @@ setuptools.setup(
 		'Programming Language :: Python :: 3.6',
 	],
 	packages = ['qwarc'],
+	setup_requires = ['setuptools_scm'],
+	use_scm_version = True,
 	install_requires = ['aiohttp==2.3.10', 'warcio', 'yarl'],
 	entry_points = {
 		'console_scripts': [