1 files changed, 6 insertions, 5 deletions
diff --git a/Lib/socket.py b/Lib/socket.py
index 1e28549..b2954b5 100644
--- a/Lib/socket.py
+++ b/Lib/socket.py
@@ -53,7 +53,6 @@ try:
 except ImportError:
     errno = None
 EBADF = getattr(errno, 'EBADF', 9)
-EINTR = getattr(errno, 'EINTR', 4)
 EAGAIN = getattr(errno, 'EAGAIN', 11)
 EWOULDBLOCK = getattr(errno, 'EWOULDBLOCK', 11)
 
@@ -112,6 +111,9 @@ class socket(_socket.socket):
                                 s[7:])
         return s
 
+    def __getstate__(self):
+        raise TypeError("Cannot serialize socket object")
+
     def dup(self):
         """dup() -> socket object
 
@@ -277,11 +279,10 @@ class SocketIO(io.RawIOBase):
             except timeout:
                 self._timeout_occurred = True
                 raise
+            except InterruptedError:
+                continue
             except error as e:
-                n = e.args[0]
-                if n == EINTR:
-                    continue
-                if n in _blocking_errnos:
+                if e.args[0] in _blocking_errnos:
                     return None
                 raise