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Victor Stinner  committed 742ff94

Issue #12175: FileIO.readall() now raises a ValueError instead of an IOError if
the file is closed.

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  • Parent commits a024183
  • Branches 3.1

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Files changed (3)

File Lib/test/test_io.py

             self.assertRaises(ValueError, f.read)
             if hasattr(f, "read1"):
                 self.assertRaises(ValueError, f.read1, 1024)
+            if hasattr(f, "readall"):
+                self.assertRaises(ValueError, f.readall)
             if hasattr(f, "readinto"):
                 self.assertRaises(ValueError, f.readinto, bytearray(1024))
             self.assertRaises(ValueError, f.readline)
 Library
 -------
 
+- Issue #12175: FileIO.readall() now raises a ValueError instead of an IOError
+  if the file is closed.
+
 - Issue #12100: Don't reset incremental encoders of CJK codecs at each call to
   their encode() method anymore, but continue to call the reset() method if the
   final argument is True.

File Modules/_io/fileio.c

     Py_ssize_t total = 0;
     int n;
 
+    if (self->fd < 0)
+        return err_closed();
     if (!_PyVerify_fd(self->fd))
         return PyErr_SetFromErrno(PyExc_IOError);