fix pyflakes

10 years ago · 13c6c393db
1 changed files with 2 additions and 1 deletions
--- a/shadowsocks/crypto/m2.py
+++ b/shadowsocks/crypto/m2.py
@ -83,10 +83,11 @@ def check_env():
    # skip this test on pypy and Python 3
    try:
        import __pypy__
+        del __pypy__
        from nose.plugins.skip import SkipTest
        raise SkipTest
    except ImportError:
-        __pypy__ = None
+        pass
    if bytes != str:
        from nose.plugins.skip import SkipTest
        raise SkipTest