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Use cStringIO where available.

This commit is contained in:
Raymond Hettinger 2004-12-31 19:15:26 +00:00
parent 54266fce8d
commit a617271dbd
8 changed files with 55 additions and 19 deletions
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5
Lib/SimpleHTTPServer.py
View File

@ -17,7 +17,10 @@ import urllib
import cgi
import shutil
import mimetypes
from StringIO import StringIO
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
class SimpleHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):

9
Lib/SocketServer.py
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@ -575,10 +575,13 @@ class DatagramRequestHandler(BaseRequestHandler):
"""Define self.rfile and self.wfile for datagram sockets."""
def setup(self):
import StringIO
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
self.packet, self.socket = self.request
self.rfile = StringIO.StringIO(self.packet)
self.wfile = StringIO.StringIO()
self.rfile = StringIO(self.packet)
self.wfile = StringIO()
def finish(self):
self.socket.sendto(self.wfile.getvalue(), self.client_address)

5
Lib/cgi.py
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@ -40,7 +40,10 @@ import urllib
import mimetools
import rfc822
import UserDict
from StringIO import StringIO
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
__all__ = ["MiniFieldStorage", "FieldStorage", "FormContentDict",
"SvFormContentDict", "InterpFormContentDict", "FormContent",

5
Lib/gettext.py
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@ -77,7 +77,10 @@ def c2py(plural):
Python lambda function that implements an equivalent expression.
"""
# Security check, allow only the "n" identifier
from StringIO import StringIO
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
import token, tokenize
tokens = tokenize.generate_tokens(StringIO(plural).readline)
try:

5
Lib/mhlib.py
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@ -697,7 +697,10 @@ class Message(mimetools.Message):
encoding = self.getencoding()
if not decode or encoding in ('', '7bit', '8bit', 'binary'):
return self.fp.read()
from StringIO import StringIO
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
output = StringIO()
mimetools.decode(self.fp, output, encoding)
return output.getvalue()

7
Lib/tarfile.py
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@ -1936,12 +1936,15 @@ class TarFileCompat:
def write(self, filename, arcname=None, compress_type=None):
self.tarfile.add(filename, arcname)
def writestr(self, zinfo, bytes):
import StringIO
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
import calendar
zinfo.name = zinfo.filename
zinfo.size = zinfo.file_size
zinfo.mtime = calendar.timegm(zinfo.date_time)
self.tarfile.addfile(zinfo, StringIO.StringIO(bytes))
self.tarfile.addfile(zinfo, StringIO(bytes))
def close(self):
self.tarfile.close()
#class TarFileCompat

31
Lib/urllib.py
View File

@ -410,7 +410,11 @@ class URLopener:
def open_local_file(self, url):
"""Use local file."""
import mimetypes, mimetools, email.Utils, StringIO
import mimetypes, mimetools, email.Utils
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, file = splithost(url)
localname = url2pathname(file)
try:
@ -420,7 +424,7 @@ class URLopener:
size = stats.st_size
modified = email.Utils.formatdate(stats.st_mtime, usegmt=True)
mtype = mimetypes.guess_type(url)[0]
headers = mimetools.Message(StringIO.StringIO(
headers = mimetools.Message(StringIO(
'Content-Type: %s\nContent-Length: %d\nLast-modified: %s\n' %
(mtype or 'text/plain', size, modified)))
if not host:
@ -441,7 +445,11 @@ class URLopener:
def open_ftp(self, url):
"""Use FTP protocol."""
import mimetypes, mimetools, StringIO
import mimetypes, mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
host, path = splithost(url)
if not host: raise IOError, ('ftp error', 'no host given')
host, port = splitport(host)
@ -490,7 +498,7 @@ class URLopener:
headers += "Content-Type: %s\n" % mtype
if retrlen is not None and retrlen >= 0:
headers += "Content-Length: %d\n" % retrlen
headers = mimetools.Message(StringIO.StringIO(headers))
headers = mimetools.Message(StringIO(headers))
return addinfourl(fp, headers, "ftp:" + url)
except ftperrors(), msg:
raise IOError, ('ftp error', msg), sys.exc_info()[2]
@ -504,7 +512,11 @@ class URLopener:
# mediatype := [ type "/" subtype ] *( ";" parameter )
# data := *urlchar
# parameter := attribute "=" value
import StringIO, mimetools
import mimetools
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
try:
[type, data] = url.split(',', 1)
except ValueError:
@ -530,7 +542,7 @@ class URLopener:
msg.append('')
msg.append(data)
msg = '\n'.join(msg)
f = StringIO.StringIO(msg)
f = StringIO(msg)
headers = mimetools.Message(f, 0)
f.fileno = None # needed for addinfourl
return addinfourl(f, headers, url)
@ -697,8 +709,11 @@ def noheaders():
global _noheaders
if _noheaders is None:
import mimetools
import StringIO
_noheaders = mimetools.Message(StringIO.StringIO(), 0)
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
_noheaders = mimetools.Message(StringIO(), 0)
_noheaders.fp.close() # Recycle file descriptor
return _noheaders

7
Lib/urlparse.py
View File

@ -243,8 +243,11 @@ def test():
else:
fp = open(fn)
else:
import StringIO
fp = StringIO.StringIO(test_input)
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
fp = StringIO(test_input)
while 1:
line = fp.readline()
if not line: break