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fix #13563: make use of with statement in ftplib.py where needed

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This commit is contained in:
Giampaolo Rodola' 2011-12-10 21:25:04 +01:00
parent 313b2ad1a8
commit 836e9aab2f
1 changed files with 5 additions and 20 deletions
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25
Lib/ftplib.py
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@ -359,8 +359,7 @@ def ntransfercmd(self, cmd, rest=None):
conn.close()
raise
else:
sock = self.makeport()
try:
with self.makeport() as sock:
if rest is not None:
self.sendcmd("REST %s" % rest)
resp = self.sendcmd(cmd)
@ -372,8 +371,6 @@ def ntransfercmd(self, cmd, rest=None):
conn, sockaddr = sock.accept()
if self.timeout is not _GLOBAL_DEFAULT_TIMEOUT:
conn.settimeout(self.timeout)
finally:
sock.close()
if resp[:3] == '150':
# this is conditional in case we received a 125
size = parse150(resp)
@ -753,8 +750,7 @@ def ntransfercmd(self, cmd, rest=None):
def retrbinary(self, cmd, callback, blocksize=8192, rest=None):
self.voidcmd('TYPE I')
conn = self.transfercmd(cmd, rest)
try:
with self.transfercmd(cmd, rest) as conn:
while 1:
data = conn.recv(blocksize)
if not data:
@ -763,8 +759,6 @@ def retrbinary(self, cmd, callback, blocksize=8192, rest=None):
# shutdown ssl layer
if isinstance(conn, ssl.SSLSocket):
conn.unwrap()
finally:
conn.close()
return self.voidresp()
def retrlines(self, cmd, callback = None):
@ -772,7 +766,7 @@ def retrlines(self, cmd, callback = None):
resp = self.sendcmd('TYPE A')
conn = self.transfercmd(cmd)
fp = conn.makefile('r', encoding=self.encoding)
try:
with fp, conn:
while 1:
line = fp.readline()
if self.debugging > 2: print('*retr*', repr(line))
@ -786,15 +780,11 @@ def retrlines(self, cmd, callback = None):
# shutdown ssl layer
if isinstance(conn, ssl.SSLSocket):
conn.unwrap()
finally:
fp.close()
conn.close()
return self.voidresp()
def storbinary(self, cmd, fp, blocksize=8192, callback=None, rest=None):
self.voidcmd('TYPE I')
conn = self.transfercmd(cmd, rest)
try:
with self.transfercmd(cmd, rest) as conn:
while 1:
buf = fp.read(blocksize)
if not buf: break
@ -803,14 +793,11 @@ def storbinary(self, cmd, fp, blocksize=8192, callback=None, rest=None):
# shutdown ssl layer
if isinstance(conn, ssl.SSLSocket):
conn.unwrap()
finally:
conn.close()
return self.voidresp()
def storlines(self, cmd, fp, callback=None):
self.voidcmd('TYPE A')
conn = self.transfercmd(cmd)
try:
with self.transfercmd(cmd) as conn:
while 1:
buf = fp.readline()
if not buf: break
@ -822,8 +809,6 @@ def storlines(self, cmd, fp, callback=None):
# shutdown ssl layer
if isinstance(conn, ssl.SSLSocket):
conn.unwrap()
finally:
conn.close()
return self.voidresp()
def abort(self):