make version an artifact of mdlib

setup.py

@@ -2,6 +2,14 @@
 #from setuptools import find_packages
 from setuptools import setup
 
+
+# Get the version
+import os.path
+import sys
+sys.path = [os.path.join(os.path.dirname(__file__), "src")] + sys.path
+from mdlib import __version__ as md_version
+
+
 classifiers = [
     'Development Status :: 3 - Alpha',
     'Intended Audience :: Developers',
@@ -17,7 +25,7 @@
 # cmdln
 setup(
     name = "md",
-    version = "0.70",
+    version = md_version,
     description = "Maildir command line mail client and library",
     long_description = """A command line tool and shell to allow use of
  a maildir directly. Fully fledged MUAs should be trivial to build on top of this.""",

src/mdlib/__init__.py

@@ -21,7 +21,7 @@
 """
 
 __author__= "nic ferrier - nic@ferrier.me.uk"
-__version__ = "0.1"
+__version__ = "0.80"
 
 import sys
 import re

src/mdlib/cli.py

@@ -42,6 +42,7 @@
 import sys
 import re
 
+from mdlib import __version__ as md_version
 from mdlib import MdClient
 
 ## This should be redefined as an option and a thread local
@@ -81,6 +82,10 @@ def get_optparser(self):
     def maildir(self):
         return getattr(self.options, "maildir", MAILDIR) or MAILDIR
 
+    def do_version(self, subcmd, opts):
+        """${cmd_name}: what version are we?"""
+        print(md_version, file=self.stdout)
+
     def do_lsfolders(self, subcmd, opts):
         """${cmd_name}: list the sub folders of the maildir.