From e1cd68bd8e8a2c7334595d1b4ea0bc9dccfd3013 Mon Sep 17 00:00:00 2001
From: Rémi Flamary <remi.flamary@gmail.com>
Date: Thu, 5 Jan 2017 13:48:09 +0100
Subject: add tic() and toc() functions for easy coarse timing

---
 ot/__init__.py |  2 +-
 ot/utils.py    | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/ot/__init__.py b/ot/__init__.py
index a925a6f..5c67dc5 100644
--- a/ot/__init__.py
+++ b/ot/__init__.py
@@ -16,7 +16,7 @@ from .bregman import sinkhorn, barycenter
 from .da import sinkhorn_lpl1_mm
 
 # utils functions
-from .utils import dist, unif
+from .utils import dist, unif, tic, toc, toq
 
 __version__ = "0.1.11"
 
diff --git a/ot/utils.py b/ot/utils.py
index d3df8fa..2f68775 100644
--- a/ot/utils.py
+++ b/ot/utils.py
@@ -6,6 +6,26 @@ import numpy as np
 from scipy.spatial.distance import cdist
 
 
+import time
+__time_tic_toc=time.time()
+
+def tic():
+    """ Python implementation of Matlab tic() function """
+    global __time_tic_toc
+    __time_tic_toc=time.time()
+
+def toc(message='Elapsed time : {} s'):
+    """ Python implementation of Matlab toc() function """
+    t=time.time()
+    print(message.format(t-__time_tic_toc))
+    return t-__time_tic_toc
+
+def toq():
+    """ Python implementation of Julia toc() function """
+    t=time.time()
+    return t-__time_tic_toc
+
+
 def kernel(x1,x2,method='gaussian',sigma=1,**kwargs):
     """Compute kernel matrix"""
     if method.lower() in ['gaussian','gauss','rbf']:
-- 
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