Issue #11388: Added a clear() method to MutableSequence

2011-03-04 05:34:58 +00:00 · 2011-03-04 05:34:58 +00:00 · 9479d1ade8
parent 1bc4f193d8
commit 9479d1ade8
2 changed files with 9 additions and 0 deletions
--- a/Lib/collections/abc.py
+++ b/Lib/collections/abc.py
@ -596,6 +596,13 @@ class MutableSequence(Sequence):
    def append(self, value):
        self.insert(len(self), value)

+    def clear(self):
+        try:
+            while True:
+                self.pop()
+        except IndexError:
+            pass
+
    def reverse(self):
        n = len(self)
        for i in range(n//2):
--- a/Misc/NEWS
+++ b/Misc/NEWS
@ -140,6 +140,8 @@ Library
 - Issue #10276: Fix the results of zlib.crc32() and zlib.adler32() on buffers
  larger than 4GB.  Patch by Nadeem Vawda.

+- Issue #11388: Added a clear() method to MutableSequence
+
 Build
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