pep396

ring/__init__.py

@@ -2,13 +2,16 @@
 ====================================================
 
 Common ring decorators are aliased in this level as shortcuts.
-
 """
 import ring.coder  # noqa
+from ring.__version__ import __version__  # noqa
 from ring.func import (
     dict, memcache, redis, disk,
     aiodict, aiomcache, aioredis)
-import ring.django  # noqa
+try:
+    import ring.django  # noqa
+except ImportError:
+    pass
 
 
 __all__ = (

ring/__version__.py

@@ -0,0 +1 @@
+__version__ = '0.7.0'

setup.cfg

@@ -6,3 +6,5 @@ python_files = tests/test*.py
 norecursedirs=.git py ci
 [flake8]
 ignore=E501,E701
+[metadata]
+version-from-file: ring/__init__.py

setup.py

@@ -5,8 +5,10 @@
 
 
 def get_version():
-    with open('ring/version.txt') as f:
-        return f.read().strip()
+    with open('ring/__version__.py') as f:
+        empty, version = f.read().split('__version__ = ')
+        assert empty == ''
+        version = version.strip()
 
 
 install_requires = [

tests/test_ring.py

@@ -51,3 +51,9 @@ def simple(key):
 
     assert simple(value) == value  # cache miss
     assert simple(value) == value  # cache hit
+
+
+def test_package_version():
+    parts = ring.__version__.split('.')
+    assert len(parts) == 3
+    assert parts[0] == '0'