Issue #10355: SpooledTemporaryFile properties now work for unrolled files.

Remove obsoleted xreadline method.

1 files changed, 20 insertions, 10 deletions

diff --git a/Lib/tempfile.py b/Lib/tempfile.py
index 0785d80..8f8743c4 100644
--- a/Lib/tempfile.py
+++ b/Lib/tempfile.py
@@ -539,7 +539,12 @@ class SpooledTemporaryFile:
 
     @property
     def encoding(self):
-        return self._file.encoding
+        try:
+            return self._file.encoding
+        except AttributeError:
+            if 'b' in self._TemporaryFileArgs['mode']:
+                raise
+            return self._TemporaryFileArgs['encoding']
 
     def fileno(self):
         self.rollover()
@@ -553,18 +558,26 @@ class SpooledTemporaryFile:
 
     @property
     def mode(self):
-        return self._file.mode
+        try:
+            return self._file.mode
+        except AttributeError:
+            return self._TemporaryFileArgs['mode']
 
     @property
     def name(self):
-        return self._file.name
+        try:
+            return self._file.name
+        except AttributeError:
+            return None
 
     @property
     def newlines(self):
-        return self._file.newlines
-
-    def next(self):
-        return self._file.next
+        try:
+            return self._file.newlines
+        except AttributeError:
+            if 'b' in self._TemporaryFileArgs['mode']:
+                raise
+            return self._TemporaryFileArgs['newline']
 
     def read(self, *args):
         return self._file.read(*args)
@@ -605,9 +618,6 @@ class SpooledTemporaryFile:
         self._check(file)
         return rv
 
-    def xreadlines(self, *args):
-        return self._file.xreadlines(*args)
-
 
 class TemporaryDirectory(object):
     """Create and return a temporary directory.  This has the same