From c4b8795e2984bd51f2a6a43a88259c65d62b4a6e Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Sun, 2 Sep 2012 10:20:47 -0400
Subject: Don't attempt the C extension under PyPy.

---
 igor.py |  3 +++
 tox.ini | 10 +++++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/igor.py b/igor.py
index a4fd8ab..b144573 100644
--- a/igor.py
+++ b/igor.py
@@ -38,6 +38,9 @@ def do_test_with_tracer(args):
         label = "with Python tracer"
     else:
         label = "with C tracer"
+        if os.environ.get("COVERAGE_NO_EXTENSION"):
+            print("Skipping tests, no C extension in this environment")
+            return
     print_banner(label)
     os.environ["COVERAGE_TEST_TRACER"] = tracer
     nose_args = ["nosetests"] + args[1:]
diff --git a/tox.ini b/tox.ini
index f4c8df9..8e4cc1c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,9 @@
 envlist = py24, py25, py26, py27, py31, py32, py33, pypy
 
 [testenv]
-setenv = PYTHONPATH=test/eggsrc
+setenv = 
+    PYTHONPATH=test/eggsrc
+
 commands =
     {envpython} setup.py clean
     {envpython} setup.py develop
@@ -28,3 +30,9 @@ commands =
 deps =
     nose
     mock
+
+[testenv:pypy]
+# PyPy has no C extensions
+setenv = 
+    PYTHONPATH=test/eggsrc
+    COVERAGE_NO_EXTENSION=1
-- 
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