From c77bcaca7b557a945c8a042232c2c5ba999e1fcf Mon Sep 17 00:00:00 2001
From: William de Vazelhes <wdevazelhes@gmail.com>
Date: Fri, 16 Apr 2021 09:30:37 +0200
Subject: [PATCH 1/3] test env command

---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 03ba1706..fca46a13 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,6 +16,7 @@ matrix:
     script:
       - pytest test --cov;
     after_success:
+      - env
       - bash <(curl -s https://codecov.io/bash)
   - name: "Pytest python 3.6 with skggm"
     python: "3.6"
@@ -27,6 +28,7 @@ matrix:
     script:
       - pytest test --cov;
     after_success:
+      - env
       - bash <(curl -s https://codecov.io/bash)
   - name: "Pytest python 3.7 with skggm"
     python: "3.7"
@@ -38,6 +40,7 @@ matrix:
     script:
       - pytest test --cov;
     after_success:
+      - env
       - bash <(curl -s https://codecov.io/bash)
   - name: "Pytest python 3.6 with skggm + scikit-learn 0.20.3"
     # checks that tests work for the oldest supported scikit-learn version
@@ -51,6 +54,7 @@ matrix:
     script:
       - pytest test --cov;
     after_success:
+      - env
       - bash <(curl -s https://codecov.io/bash)
   - name: "Syntax checking with flake8"
     python: "3.7"

From 455fbe4e48f30dc088269f57eff57ef57d572545 Mon Sep 17 00:00:00 2001
From: William de Vazelhes <wdevazelhes@gmail.com>
Date: Fri, 16 Apr 2021 12:09:35 +0200
Subject: [PATCH 2/3] add some random code to see if it triggers well codecov

---
 metric_learn/covariance.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/metric_learn/covariance.py b/metric_learn/covariance.py
index 3b218e6d..6745c811 100644
--- a/metric_learn/covariance.py
+++ b/metric_learn/covariance.py
@@ -47,6 +47,10 @@ def fit(self, X, y=None):
     """
     X = self._prepare_inputs(X, ensure_min_samples=2)
     M = np.atleast_2d(np.cov(X, rowvar=False))
+    tt = 1+1
+    tt_bis = tt +2
+    tt = tt_bis - 1
+    del(tt)
     if M.size == 1:
       M = 1. / M
     else:

From 9697b13d16ae8d58699346c5a582c46f935f079d Mon Sep 17 00:00:00 2001
From: William de Vazelhes <wdevazelhes@gmail.com>
Date: Fri, 16 Apr 2021 12:34:19 +0200
Subject: [PATCH 3/3] fix flake8

---
 metric_learn/covariance.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/metric_learn/covariance.py b/metric_learn/covariance.py
index 6745c811..dabd2228 100644
--- a/metric_learn/covariance.py
+++ b/metric_learn/covariance.py
@@ -48,7 +48,7 @@ def fit(self, X, y=None):
     X = self._prepare_inputs(X, ensure_min_samples=2)
     M = np.atleast_2d(np.cov(X, rowvar=False))
     tt = 1+1
-    tt_bis = tt +2
+    tt_bis = tt + 2
     tt = tt_bis - 1
     del(tt)
     if M.size == 1: