add a --version option

alohomora/__init__.py

@@ -23,9 +23,12 @@
 except NameError:
     pass
 
-__version__ = '2.3.0'
+__version__ = '2.4.0'
 __author__ = 'Stephan Kemper'
+__author_email__ = '[email protected]'
 __license__ = '(c) 2020 Viasat, Inc. See the LICENSE file for more details.'
+__url__ = 'https://github.com/Viasat/alohomora'
+__description__ = 'Get AWS API keys for a SAML-federated identity'
 
 
 def die(msg):

alohomora/main.py

@@ -125,6 +125,10 @@ def __init__(self):
                             action='store_true',
                             help="Set the log level to debug",
                             default=False)
+        parser.add_argument("--version",
+                            action='store_true',
+                            help="Print the program version and exit",
+                            default=False)
         self.options = parser.parse_args()
 
         # if debug is passed, set log level to DEBUG
@@ -145,6 +149,12 @@ def __init__(self):
     def main(self):
         """Run the program."""
 
+        if self.options.version:
+            print('Version:', alohomora.__version__)
+            print('Python: ', sys.version.replace('\n', ' ').replace('\r', ''))
+            print('README: ', alohomora.__url__)
+            return
+
         # Validate options
         duration = to_seconds(self._get_config('duration', '1h'))
 

setup.py

@@ -20,16 +20,17 @@
     name='alohomora',
     version=alohomora.__version__,
     author=alohomora.__author__,
-    author_email='[email protected]',
+    author_email=alohomora.__author_email__,
+    license=alohomora.__license__,
+    url=alohomora.__url__,
+    description=alohomora.__description__,
+
     packages=['alohomora'],
     entry_points={
         "console_scripts": [
             "alohomora=alohomora.main:main",
         ],
     },
-    url='https://github.com/Viasat/alohomora',
-    license=alohomora.__license__,
-    description="Get AWS API keys for a SAML-federated identity",
     install_requires=[
         "boto3>=1.3.1",
         "beautifulsoup4>=4.5.1",