update version - 0.1.0 alpha

setup.py

@@ -34,7 +34,6 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Framework :: Django",
-        "Framework :: Django :: 3.0",
         "Framework :: Django :: 3.1",
         "Framework :: Django :: 3.2",
         "Framework :: Wagtail",

wagtail_hallo/__init__.py

@@ -1,5 +1,46 @@
 default_app_config = "wagtail_hallo.apps.WagtailHalloAppConfig"
 
 
-VERSION = (0, 1, 0)
+# This file is heavily inspired by django.utils.version
+
+
+def get_version(version):
+    """Return a PEP 440-compliant version number from VERSION."""
+    version = get_complete_version(version)
+
+    # Now build the two parts of the version number:
+    # main = X.Y[.Z]
+    # sub = .devN - for pre-alpha releases
+    #     | {a|b|rc}N - for alpha, beta, and rc releases
+
+    main = get_main_version(version)
+
+    sub = ""
+    if version[3] != "final":
+        mapping = {"alpha": "a", "beta": "b", "rc": "rc", "dev": ".dev"}
+        sub = mapping[version[3]] + str(version[4])
+
+    return main + sub
+
+
+def get_main_version(version):
+    """Return main version (X.Y[.Z]) from VERSION."""
+    version = get_complete_version(version)
+    parts = 2 if version[2] == 0 else 3
+    return ".".join(str(x) for x in version[:parts])
+
+
+def get_complete_version(version):
+    """
+    Return a tuple of the Wagtail version. If version argument is non-empty,
+    check for correctness of the tuple provided.
+    """
+    assert len(version) == 5
+    assert version[3] in ("dev", "alpha", "beta", "rc", "final")
+
+    return version
+
+
+VERSION = (0, 1, 0, "alpha", "1")
+
 __version__ = ".".join(map(str, VERSION))