Add support to dump version info (feature request)

Signed-off-by: Ashish Bijlani <ashish.bijlani@gmail.com>

Author: ashishbijlani

packj/__init__.py

@@ -0,0 +1 @@
+__version__ = "0.14"

packj/main.py

@@ -20,6 +20,12 @@ def main(config:str='.packj.yaml'):
 		args = opts.args()
 		assert args, 'Failed to get cmdline args!'
 
+		# version request
+		if args.ver and not args.cmd:
+			from packj import __version__
+			print(__version__)
+			exit(1)
+
 		# configuration file
 		if not os.path.exists(config):
 			config = os.path.expanduser(os.path.join('~', f'{config}'))

packj/options.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import argparse
+from packj import __version__
 
 class Options():
 	__args = None
@@ -9,10 +10,12 @@ def args(self):
 		return self.__args
 
 	def __init__(self, argv):
-		parser = argparse.ArgumentParser(prog='packj v0.1',
+		parser = argparse.ArgumentParser(prog=f'packj {__version__}',
 						usage='main [options] args',
 						description='Packj flags malicious/risky open-source packages')
-		subparsers = parser.add_subparsers(title='actions', dest='cmd', help='Command (e.g. audit, sandbox)')
+		subparsers = parser.add_subparsers(title='actions', dest='cmd', help='Command (e.g. auth, audit, sandbox)')
+
+		parser.add_argument('-v', '--version', help='Dump tool version', dest="ver", action='store_true')
 
 		#############################
 		# Authenticate sub-command

setup.py

@@ -11,6 +11,8 @@
 import shutil
 import os, sys, subprocess
 
+from packj import __version__
+
 here = os.path.abspath(os.path.dirname(__file__))
 
 # package descr
@@ -76,7 +78,7 @@ def run(self):
 	data_files = [
 		(os.path.expanduser('~'), ['.packj.yaml']),
 	],
-	version = '0.13',
+	version = __version__,
 	license='GNU AGPLv3',
 	description = 'Packj flags "risky" open-source packages in your software supply chain',
 	long_description=long_description,