use assert[Not]In where appropriate
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index 1693c6b..db93393 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -76,7 +76,7 @@
# check_output() function with zero return code
output = subprocess.check_output(
[sys.executable, "-c", "print 'BDFL'"])
- self.assertTrue('BDFL' in output)
+ self.assertIn('BDFL', output)
def test_check_output_nonzero(self):
# check_call() function with non-zero return code
@@ -93,7 +93,7 @@
output = subprocess.check_output(
[sys.executable, "-c", "import sys; sys.stderr.write('BDFL')"],
stderr=subprocess.STDOUT)
- self.assertTrue('BDFL' in output)
+ self.assertIn('BDFL', output)
def test_check_output_stdout_arg(self):
# check_output() function stderr redirected to stdout
@@ -102,7 +102,7 @@
[sys.executable, "-c", "print 'will not be run'"],
stdout=sys.stdout)
except ValueError, e:
- self.assertTrue('stdout' in e.args[0])
+ self.assertIn('stdout', e.args[0])
else:
self.fail("Expected ValueError when stdout arg supplied.")