Set version in doc automatically

doc/source/conf.py

@@ -56,7 +56,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = 'stormpy'
-copyright = '2016--2018 Moves RWTH Aachen'
+copyright = '2016-2019 Moves RWTH Aachen'
 author = 'Sebastian Junges, Matthias Volk'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -64,9 +64,9 @@ author = 'Sebastian Junges, Matthias Volk'
 # built documents.
 #
 # The short X.Y version.
-version = ''
+version = stormpy.__version__
 # The full version, including alpha/beta/rc tags.
-release = ''
+release = version
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.

lib/stormpy/__init__.py

@@ -15,7 +15,7 @@ from pycarl import Variable  # needed for building parametric models
 
 __version__ = "unknown"
 try:
-    from _version import __version__
+    from ._version import __version__
 except ImportError:
     # We're running in a tree that doesn't have a _version.py, so we don't know what our version is.
     pass