Deprecate get_branch_tags function

Author: dolfinus

CHANGELOG.rst

@@ -13,19 +13,34 @@ Changelog
 
       Drop Python 3.3 and 3.4 support
 
+    .. change::
+      :tags: general, deprecated
+
+      Python 2.7, 3.5 and 3.6 support is deprecated due to their end of life.
+
+      It will be completely removed in ``2.0.0`` release. A warning message is added
+
+    .. change::
+      :tags: core, deprecated
+
+      ``get_branch_tags`` function is renamed to ``get_tags``.
+
+      It will be removed in ``2.0.0`` release. A warning message is added
+
     .. change::
       :tags: config, deprecated
 
       ``version_config`` keyword in ``setup.py`` is renamed to ``setuptools_git_versioning``.
 
-      It will be removed in ``2.0`` version. A warning message is added
+      It will be removed in ``2.0.0`` release. A warning message is added
 
     .. change::
-      :tags: general, deprecated
+      :tags: config, deprecated
 
-      Python 2.7, 3.5 and 3.6 support is deprecated due to their end of life.
+      Prefer using ``"enabled": True`` / ``"enabled": False`` option
+      instead of pure boolean values (``True``, ``False``) for config.
 
-      It will be completely removed in ``2.0`` version. A warning message is added
+      Old behavior is deprecated and will be removed in ``2.0`` version. A warning message is added
 
     .. change::
       :tags: core, feature
@@ -77,15 +92,6 @@ Changelog
 
       Added CHANGELOG.rst
 
-    .. change::
-      :tags: config, deprecated
-
-      Prefer using ``"enabled": True`` / ``"enabled": False`` option
-      instead of pure boolean values (``True``, ``False``) for config.
-
-
-      Old behavior is deprecated and will be removed in ``2.0`` version. A warning message is added
-
     .. change::
       :tags: docs
 

setuptools_git_versioning.py

@@ -69,17 +69,25 @@ def get_all_tags(sort_by=DEFAULT_SORT_BY):  # type: (str) -> List[str]
     return []
 
 
-def get_branch_tags(sort_by=DEFAULT_SORT_BY):  # type: (str) -> List[str]
+def get_branch_tags(*args, **kwargs):  # type: (*str, **str) -> List[str]
+    warnings.warn(
+        "`get_tags` function is deprecated "
+        "since setuptools-git-versioning v1.8.0 "
+        "and will be dropped in v2.0.0\n"
+        "Please use `get_tags` instead",
+        category=UserWarning,
+    )
+
+    return get_tags(*args, **kwargs)
+
+
+def get_tags(sort_by=DEFAULT_SORT_BY):  # type: (str) -> List[str]
     tags = _exec("git tag --sort=-{} --merged".format(sort_by))
     if tags:
         return tags
     return []
 
 
-def get_tags(*args, **kwargs):  # type: (*str, **str) -> List[str]
-    return get_branch_tags(*args, **kwargs)
-
-
 def get_tag(*args, **kwargs):  # type: (*str, **str) -> Optional[str]
     tags = get_branch_tags(*args, **kwargs)
     if tags: