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-rw-r--r--Lib/shutil.py15
1 files changed, 10 insertions, 5 deletions
diff --git a/Lib/shutil.py b/Lib/shutil.py
index 88abd10..dfde236 100644
--- a/Lib/shutil.py
+++ b/Lib/shutil.py
@@ -9,6 +9,15 @@ import sys
import stat
+def copyfileobj(fsrc, fdst, length=16*1024):
+ """copy data from file-like object fsrc to file-like object fdst"""
+ while 1:
+ buf = fsrc.read(length)
+ if not buf:
+ break
+ fdst.write(buf)
+
+
def copyfile(src, dst):
"""Copy data from src to dst"""
fsrc = None
@@ -16,11 +25,7 @@ def copyfile(src, dst):
try:
fsrc = open(src, 'rb')
fdst = open(dst, 'wb')
- while 1:
- buf = fsrc.read(16*1024)
- if not buf:
- break
- fdst.write(buf)
+ copyfileobj(fsrc, fdst)
finally:
if fdst:
fdst.close()