From 578eef83527bf401990c5396fd5c693226d2ed15 Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Fri, 20 Mar 2020 21:31:09 +0100
Subject: [PATCH 1/2] Add pre-commit configuration to verify formatting

---
 .pre-commit-config.yaml | 5 +++++
 requirements-dev.txt    | 1 +
 2 files changed, 6 insertions(+)
 create mode 100644 .pre-commit-config.yaml

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 00000000..fe26568c
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,5 @@
+repos:
+  - repo: https://github.com/psf/black
+    rev: 19.10b0
+    hooks:
+      - id: black
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 8b2b172a..e496cb1e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -15,3 +15,4 @@ theano>=1.0
 # Pick either CPU or GPU version of tensorflow:
 tensorflow>=1.5,<2.0
 # tensorflow-gpu>=1.0.1
+pre-commit

From f4ae08028acc2871d6b531201d07b665bf43b95d Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Fri, 20 Mar 2020 21:44:44 +0100
Subject: [PATCH 2/2] Run pre-commit checks in CI

---
 .travis.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index f0563a3a..f90584dc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: python
 cache:
   directories:
     - $HOME/miniconda3
+    - $HOME/.cache/pre-commit
 
 addons:
   apt_packages:
@@ -24,6 +25,7 @@ env:
   - TESTCMD="--cov-append csrank/tests/test_fate.py csrank/tests/test_losses.py csrank/tests/test_metrics.py csrank/tests/test_tuning.py csrank/tests/test_util.py csrank/tests/test_tuning.py csrank/tests/test_callbacks.py"
 
 script:
+  - pre-commit run --all-files # https://pre-commit.com/#usage-in-continuous-integration
   - pytest -v --cov=csrank --ignore experiments $TESTCMD
   - travis-sphinx --outdir docs/_build build -n --source=docs