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-rw-r--r--setuptools/launch.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/setuptools/launch.py b/setuptools/launch.py
index 308283ea..0208fdf3 100644
--- a/setuptools/launch.py
+++ b/setuptools/launch.py
@@ -25,7 +25,8 @@ def run():
sys.argv[:] = sys.argv[1:]
open_ = getattr(tokenize, 'open', open)
- script = open_(script_name).read()
+ with open_(script_name) as fid:
+ script = fid.read()
norm_script = script.replace('\\r\\n', '\\n')
code = compile(norm_script, script_name, 'exec')
exec(code, namespace)