From cdde7d868f45a69c0978efc6be9cf4c182103936 Mon Sep 17 00:00:00 2001
From: Thorsten Vitt <thorsten.vitt@uni-wuerzburg.de>
Date: Sun, 20 Jun 2021 14:44:53 +0200
Subject: [PATCH] Single-source project version

---
 delta/__init__.py | 7 ++++++-
 pyproject.toml    | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/delta/__init__.py b/delta/__init__.py
index f65733b..04bec4b 100644
--- a/delta/__init__.py
+++ b/delta/__init__.py
@@ -7,8 +7,13 @@
 Stylometrics in Python
 """
 
+try:
+    import importlib.metadata as importlib_metadata
+except ModuleNotFoundError: # < Python 3.8
+    import importlib_metadata
+
 __title__ = 'delta'
-__version__ = '2.0.0'
+__version__ = importlib_metadata.version(__name__)
 __author__ = 'Fotis Jannidis, Thorsten Vitt'
 
 from warnings import warn
diff --git a/pyproject.toml b/pyproject.toml
index 45bddae..30fe0f0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,6 +19,7 @@ regex = "^2021.4.4"
 scikit-learn = "^0.24.2"
 scikit-learn-extra = "^0.2.0"
 joblib = "^1.0.1"
+importlib-metadata = { version = "^1.0", python = "<3.8" }
 
 [tool.poetry.dev-dependencies]
 pytest = "^6.2.4"