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-rw-r--r--Lib/mailbox.py7
-rw-r--r--Misc/NEWS3
2 files changed, 5 insertions, 5 deletions
diff --git a/Lib/mailbox.py b/Lib/mailbox.py
index e23ea8c..82d6571 100644
--- a/Lib/mailbox.py
+++ b/Lib/mailbox.py
@@ -1108,8 +1108,7 @@ class MH(Mailbox):
def get_sequences(self):
"""Return a name-to-key-list dictionary to define each sequence."""
results = {}
- f = open(os.path.join(self._path, '.mh_sequences'), 'r')
- try:
+ with open(os.path.join(self._path, '.mh_sequences'), 'r', encoding='ASCII') as f:
all_keys = set(self.keys())
for line in f:
try:
@@ -1128,13 +1127,11 @@ class MH(Mailbox):
except ValueError:
raise FormatError('Invalid sequence specification: %s' %
line.rstrip())
- finally:
- f.close()
return results
def set_sequences(self, sequences):
"""Set sequences using the given name-to-key-list dictionary."""
- f = open(os.path.join(self._path, '.mh_sequences'), 'r+')
+ f = open(os.path.join(self._path, '.mh_sequences'), 'r+', encoding='ASCII')
try:
os.close(os.open(f.name, os.O_WRONLY | os.O_TRUNC))
for name, keys in sequences.items():
diff --git a/Misc/NEWS b/Misc/NEWS
index fd1e833..abe2e23 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -311,6 +311,9 @@ Core and Builtins
Library
-------
+- Issue #12454: The mailbox module is now using ASCII, instead of the locale
+ encoding, to read and write MH mailboxes (.mh_sequences files).
+
- Issue #13194: zlib.compressobj().copy() and zlib.decompressobj().copy() are
now available on Windows.