From d3c2d7cbe2a2219ce09545ecc9af28d973f4002f Mon Sep 17 00:00:00 2001
From: Steven Loria <sloria1@gmail.com>
Date: Sun, 3 Feb 2019 12:54:54 -0500
Subject: [PATCH] Use pkg_resources instead of importlib_metadata to get
 installed version

Removes importlib-metadata as a dependency.
pkg_resources ships with setuptools, so it should be available
in every reasonably-modern Python environment.
---
 pre_commit/constants.py | 4 ++--
 setup.py                | 2 --
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/pre_commit/constants.py b/pre_commit/constants.py
index 996480a9..e753e4f7 100644
--- a/pre_commit/constants.py
+++ b/pre_commit/constants.py
@@ -1,7 +1,7 @@
 from __future__ import absolute_import
 from __future__ import unicode_literals
 
-import importlib_metadata  # TODO: importlib.metadata py38?
+import pkg_resources
 
 CONFIG_FILE = '.pre-commit-config.yaml'
 MANIFEST_FILE = '.pre-commit-hooks.yaml'
@@ -18,7 +18,7 @@ INSTALLED_STATE_VERSION = '1'
 # Bump when modifying `empty_template`
 LOCAL_REPO_VERSION = '1'
 
-VERSION = importlib_metadata.version('pre_commit')
+VERSION = str(pkg_resources.get_distribution('pre-commit').parsed_version)
 
 # `manual` is not invoked by any installed git hook.  See #719
 STAGES = ('commit', 'commit-msg', 'manual', 'push')
diff --git a/setup.py b/setup.py
index 240a7e3e..5fd7417a 100644
--- a/setup.py
+++ b/setup.py
@@ -38,8 +38,6 @@ setup(
         'aspy.yaml',
         'cfgv>=1.4.0',
         'identify>=1.0.0',
-        # if this makes it into python3.8 move to extras_require
-        'importlib-metadata',
         'nodeenv>=0.11.1',
         'pyyaml',
         'six',