diff options
Diffstat (limited to 'Lib/io.py')
| -rw-r--r-- | Lib/io.py | 14 |
1 files changed, 10 insertions, 4 deletions
@@ -132,7 +132,8 @@ class RawIOBase: set not to block and has no data to read. """ b = bytes(n.__index__()) - self.readinto(b) + n = self.readinto(b) + del b[n:] return b def readinto(self, b): @@ -200,8 +201,10 @@ class FileIO(RawIOBase): def readinto(self, b): # XXX We really should have os.readinto() - b[:] = os.read(self._fd, len(b)) - return len(b) + tmp = os.read(self._fd, len(b)) + n = len(tmp) + b[:n] = tmp + return n def write(self, b): return os.write(self._fd, b) @@ -303,7 +306,10 @@ class BytesIO(BufferedIOBase): return b def readinto(self, b): - b[:] = self.read(len(b)) + tmp = self.read(len(b)) + n = len(tmp) + b[:n] = tmp + return n def write(self, b): n = len(b) |