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Fix io.StringIO for wide Python builds.

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This commit is contained in:
Walter Dörwald 2007-05-16 12:53:48 +00:00
parent 9d2ac22721
commit e35553e24c
1 changed files with 11 additions and 6 deletions
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17
Lib/io.py
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@ -598,6 +598,8 @@ class StringIO(_MemoryIOMixin):
# Reuses the same code as BytesIO, but encode strings on the way in
# and decode them on the way out.
charsize = len("!".encode("unicode-internal"))
def __init__(self, initial_string=None):
if initial_string is not None:
buffer = initial_string.encode("unicode-internal")
@ -609,21 +611,24 @@ class StringIO(_MemoryIOMixin):
return self._buffer.encode("unicode-internal")
def read(self, n=-1):
return super(StringIO, self).read(n*2).decode("unicode-internal")
return super(StringIO, self).read(n*self.charsize) \
.decode("unicode-internal")
def write(self, s):
return super(StringIO, self).write(s.encode("unicode-internal"))//2
return super(StringIO, self).write(s.encode("unicode-internal")) \
//self.charsize
def seek(self, pos, whence=0):
return super(StringIO, self).seek(2*pos, whence)//2
return super(StringIO, self).seek(self.charsize*pos, whence) \
//self.charsize
def tell(self):
return super(StringIO, self).tell()//2
return super(StringIO, self).tell()//self.charsize
def truncate(self, pos=None):
if pos is not None:
pos *= 2
return super(StringIO, self).truncate(pos)//2
pos *= self.charsize
return super(StringIO, self).truncate(pos)//self.charsize
def readinto(self, b: bytes) -> int:
self._unsupported("readinto")