customizing versioning

pyproject.toml

@@ -1,13 +1,19 @@
 [build-system]
 requires = ["setuptools", "setuptools_scm", "setuptools-git-versioning"]
-build-backend = "setuptools.build_meta"
+build-backend = "setuptools.build_meta:__legacy__"
 
 [tool.setuptools-git-versioning]
 enabled = true
+template = "{tag}"
+dev_template= "{tag}.dev{ccount}"
+dirty_template = "{tag}.post{ccount}+dirty"
+starting_version = "0.0.2"
+branch_formatter= "util:format_branch_name"
+tag_formatter = "util:format_tag_name"
 
 [project]
 name = "timevalue"
-version = "0.0.2"
+version = "v0.0.2"
 description = "A simple Python package for financial valuation"
 readme = "README.md"
 requires-python = ">=3.7"
@@ -24,7 +30,7 @@ classifiers = [
 maintainers = [
     {name = "Meek Msaki", email= "meek.dev3@gmail.com"},
     ]
-dynamic = ["version", "description"]
+# dynamic = ["version", "description"]
 
 
 [project.scripts]

util.py

@@ -0,0 +1,34 @@
+import re
+
+
+def format_branch_name(name):
+    # If branch has name like "bugfix/issue-1234-bug-title", take only "1234" part
+    pattern = re.compile("^(bugfix|feature)\/issue-(?P<branch>[0-9]+)-\S+")
+
+    match = pattern.search(name)
+    if match:
+        return match.group("branch")
+
+    # function is called even if branch name is not used in a current template
+    # just left properly named branches intact
+    if name in ["master", "dev", "main"]:
+        return name
+
+    # fail in case of wrong branch names like "bugfix/issue-unknown"
+    raise ValueError(f"Wrong branch name: {name}")
+
+
+def format_tag_name(name):
+    # If tag has name like "release/1.2.3", take only "1.2.3" part
+    pattern = re.compile(r"release\/(?P<tag>[^\d.]+)")
+
+    match = pattern.search(name)
+    if match:
+        return match.group("tag")
+
+    # just left properly named tags intact
+    if name.startswith("v"):
+        return name
+
+    # fail in case of wrong tag names like "release/unknown"
+    raise ValueError(f"Wrong tag name: {name}")