diff --git a/pkgs/development/python-modules/yappi/default.nix b/pkgs/development/python-modules/yappi/default.nix
new file mode 100644
index 00000000000..c98bc1f303e
--- /dev/null
+++ b/pkgs/development/python-modules/yappi/default.nix
@@ -0,0 +1,22 @@
+{ lib, buildPythonPackage, fetchPypi, nose }:
+
+buildPythonPackage rec {
+  pname = "yappi";
+  version = "1.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1gs48c5sy771lsjhca3m4j8ljc6yhk5qnim3n5idnlaxa4ql30bz";
+  };
+
+  patches = [ ./tests.patch ];
+
+  checkInputs = [ nose ];
+
+  meta = with lib; {
+    homepage = https://github.com/sumerc/yappi;
+    description = "Python profiler that supports multithreading and measuring CPU time";
+    license = licenses.mit;
+    maintainers = with maintainers; [ orivej ];
+  };
+}
diff --git a/pkgs/development/python-modules/yappi/tests.patch b/pkgs/development/python-modules/yappi/tests.patch
new file mode 100644
index 00000000000..bff4b28295b
--- /dev/null
+++ b/pkgs/development/python-modules/yappi/tests.patch
@@ -0,0 +1,12 @@
+--- a/tests/test_functionality.py
++++ b/tests/test_functionality.py
+@@ -74,2 +74,3 @@ class BasicUsage(utils.YappiUnitTestCase):
+    
++    @_unittest.skip('wall-clock-time-sensitive')
+     def test_get_clock(self):
+--- a/tests/test_hooks.py
++++ b/tests/test_hooks.py
+@@ -124,2 +124,3 @@ class ContextIdCallbackTest(utils.YappiUnitTestCase):
+ 
++    @unittest.skip('wall-clock-time-sensitive')
+     def test_pause_resume(self):
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index b68624dedec..a9e096bc11d 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5004,6 +5004,8 @@ in {
 
   xlib = callPackage ../development/python-modules/xlib { };
 
+  yappi = callPackage ../development/python-modules/yappi { };
+
   zbase32 = callPackage ../development/python-modules/zbase32 { };
 
   zdaemon = callPackage ../development/python-modules/zdaemon { };