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-rw-r--r--Lib/lib2to3/pgen2/grammar.py10
1 files changed, 4 insertions, 6 deletions
diff --git a/Lib/lib2to3/pgen2/grammar.py b/Lib/lib2to3/pgen2/grammar.py
index 14c5f70f1d..7f1c5648e2 100644
--- a/Lib/lib2to3/pgen2/grammar.py
+++ b/Lib/lib2to3/pgen2/grammar.py
@@ -86,15 +86,13 @@ class Grammar(object):
def dump(self, filename):
"""Dump the grammar tables to a pickle file."""
- f = open(filename, "wb")
- pickle.dump(self.__dict__, f, 2)
- f.close()
+ with open(filename, "wb") as f:
+ pickle.dump(self.__dict__, f, 2)
def load(self, filename):
"""Load the grammar tables from a pickle file."""
- f = open(filename, "rb")
- d = pickle.load(f)
- f.close()
+ with open(filename, "rb") as f:
+ d = pickle.load(f)
self.__dict__.update(d)
def copy(self):