From 531f4e3576c71976920ce54b93abd6e3cefa2c59 Mon Sep 17 00:00:00 2001
From: Glenn Jocher <glenn.jocher@ultralytics.com>
Date: Sun, 29 Aug 2021 13:49:04 +0200
Subject: [PATCH] Add `Profile()` profiler (#4587)

* Add `Profile()` profiler

* CamelCase Timeout
---
 utils/general.py | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/utils/general.py b/utils/general.py
index 16244903575a..c74d8bb299de 100755
--- a/utils/general.py
+++ b/utils/general.py
@@ -39,8 +39,17 @@
 os.environ['NUMEXPR_MAX_THREADS'] = str(min(os.cpu_count(), 8))  # NumExpr max threads
 
 
-class timeout(contextlib.ContextDecorator):
-    # Usage: @timeout(seconds) decorator or 'with timeout(seconds):' context manager
+class Profile(contextlib.ContextDecorator):
+    # Usage: @Profile() decorator or 'with Profile():' context manager
+    def __enter__(self):
+        self.start = time.time()
+
+    def __exit__(self, type, value, traceback):
+        print(f'Profile results: {time.time() - self.start:.5f}s')
+
+
+class Timeout(contextlib.ContextDecorator):
+    # Usage: @Timeout(seconds) decorator or 'with Timeout(seconds):' context manager
     def __init__(self, seconds, *, timeout_msg='', suppress_timeout_errors=True):
         self.seconds = int(seconds)
         self.timeout_message = timeout_msg