doc: Fixing the version info.

doc/conf.py

@@ -16,6 +16,8 @@
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #sys.path.insert(0, os.path.abspath('.'))
 
+import re
+
 import sphinx_rtd_theme
 
 # -- General configuration -----------------------------------------------------
@@ -53,10 +55,14 @@
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
+import pkg_resources
+migen_version = pkg_resources.require("migen")[0].version
+
 # The short X.Y version.
-version = '1.0'
+version = re.sub(r'(\d+\.\d+)(\..*)', r'\1', migen_version)
 # The full version, including alpha/beta/rc tags.
-release = '1.0'
+release = migen_version
+print("%s %s" % (version, release))
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -227,6 +233,7 @@
 
 # -- Options for links to the code ---------------------------------------------
 # Taken from numpy - https://github.com/numpy/numpy/blob/master/doc/source/conf.py#L273
+import migen
 import inspect
 from os.path import relpath, dirname
 
@@ -279,11 +286,11 @@ def linkcode_resolve(domain, info):
     else:
         linespec = ""
 
-    fn = relpath(fn, start=dirname(numpy.__file__))
+    fn = relpath(fn, start=dirname(migen.__file__))
 
-    if 'dev' in numpy.__version__:
+    if 'dev' in migen_version:
         return "http://github.com/m-labs/migen/blob/master/migen/%s%s" % (
            fn, linespec)
     else:
         return "http://github.com/m-labs/migen/blob/v%s/migen/%s%s" % (
-           numpy.__version__, fn, linespec)
+           migen.__version__, fn, linespec)