From de2f96dac725ffb32f6cce36e2ee394e313eb315 Mon Sep 17 00:00:00 2001
From: Douglas Blank <doug.blank@gmail.com>
Date: Sat, 10 Jul 2021 11:00:49 -0700
Subject: [PATCH 1/4] Make timing work with jupyterlite

JupyterLite has a resource, but not getrusage(). This make the code a little more general.
---
 IPython/utils/timing.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/IPython/utils/timing.py b/IPython/utils/timing.py
index 9a31affadf0..600a08092c9 100644
--- a/IPython/utils/timing.py
+++ b/IPython/utils/timing.py
@@ -23,6 +23,11 @@
 # If possible (Unix), use the resource module instead of time.clock()
 try:
     import resource
+except ImportError:
+    resource = None
+
+# Some implementations (like jyputerlite) don't have getrusage
+if resource not None and hasattr(resource, "getrusage"):
     def clocku():
         """clocku() -> floating point number
 

From 75bdd216cb3581ba5f1bf8eb81411f7a54dbb9e6 Mon Sep 17 00:00:00 2001
From: Douglas Blank <doug.blank@gmail.com>
Date: Sat, 10 Jul 2021 11:07:14 -0700
Subject: [PATCH 2/4] Fix typo

---
 IPython/utils/timing.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IPython/utils/timing.py b/IPython/utils/timing.py
index 600a08092c9..c4acd6f0412 100644
--- a/IPython/utils/timing.py
+++ b/IPython/utils/timing.py
@@ -27,7 +27,7 @@
     resource = None
 
 # Some implementations (like jyputerlite) don't have getrusage
-if resource not None and hasattr(resource, "getrusage"):
+if resource is not None and hasattr(resource, "getrusage"):
     def clocku():
         """clocku() -> floating point number
 

From eb5685b0ac2884dfadac25f5b7cc13ff229e3be9 Mon Sep 17 00:00:00 2001
From: Douglas Blank <doug.blank@gmail.com>
Date: Sat, 10 Jul 2021 11:08:34 -0700
Subject: [PATCH 3/4] Fix else

---
 IPython/utils/timing.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IPython/utils/timing.py b/IPython/utils/timing.py
index c4acd6f0412..16de71cf471 100644
--- a/IPython/utils/timing.py
+++ b/IPython/utils/timing.py
@@ -61,7 +61,7 @@ def clock2():
 
         Similar to clock(), but return a tuple of user/system times."""
         return resource.getrusage(resource.RUSAGE_SELF)[:2]
-except ImportError:
+else:
     # There is no distinction of user/system time under windows, so we just use
     # time.perff_counter() for everything...
     clocku = clocks = clock = time.perf_counter

From f2bc8135fe942f0c3a60c050b6f2159396324288 Mon Sep 17 00:00:00 2001
From: Douglas Blank <doug.blank@gmail.com>
Date: Sat, 10 Jul 2021 11:13:26 -0700
Subject: [PATCH 4/4] Fix formatting

---
 IPython/utils/timing.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/IPython/utils/timing.py b/IPython/utils/timing.py
index 16de71cf471..32741acdd9c 100644
--- a/IPython/utils/timing.py
+++ b/IPython/utils/timing.py
@@ -61,6 +61,8 @@ def clock2():
 
         Similar to clock(), but return a tuple of user/system times."""
         return resource.getrusage(resource.RUSAGE_SELF)[:2]
+
+
 else:
     # There is no distinction of user/system time under windows, so we just use
     # time.perff_counter() for everything...