Versioning implemented in command line.

README.md

@@ -226,6 +226,7 @@ To unmount the file system on a Mac you can use `umount`.
       -l FILE, --log FILE  filename for logs
       -f, --foreground     run in foreground
       -d, --debug          show debug info
+      -V, --version        show program's version number and exit
 
 ### Notification Syntax & Use
 

setup.py

@@ -1,14 +1,16 @@
 from setuptools import setup
 import sys
 
+execfile('yas3fs/_version.py')
+
 # Versions of Python pre-2.7 require argparse separately. 2.7+ and 3+ all
 # include this as the replacement for optparse.
 if sys.version_info[:2] < (2, 7):
     install_requires.append("argparse")
 
 setup(
     name='yas3fs',
-    version='2.1.1',
+    version=__version__,
     description='YAS3FS (Yet Another S3-backed File System) is a Filesystem in Userspace (FUSE) interface to Amazon S3.',
     packages=['yas3fs'],
     author='Danilo Poccia',

yas3fs/__init__.py

@@ -46,6 +46,8 @@
 
 from fuse import FUSE, FuseOSError, Operations, LoggingMixIn, fuse_get_context
 
+from _version import __version__
+
 class Interval():
     """ Simple integer interval arthmetic."""
     def __init__(self):
@@ -2258,6 +2260,7 @@ def main():
                       help='run in foreground')
     parser.add_argument('-d', '--debug', action='store_true',
                       help='show debug info')
+    parser.add_argument('-V', '--version', action='version', version='%(prog)s {version}'.format(version=__version__))
 
     options = parser.parse_args()
 

yas3fs/_version.py

@@ -0,0 +1 @@
+__version__ = '2.1.2'