raise TimeoutError on recieve packet

Author: nakagami

firebirdsql/event_conduit.py

@@ -41,7 +41,7 @@ def _recv_channel(self, nbytes, timeout):
         r = bytes([])
         while n:
             if (timeout is not None and select.select([self.sock._sock], [], [], timeout)[0] == []):
-                break
+                raise TimeoutError("Pakcet recv timeout error")
             b = self.sock.recv(n)
             if not b:
                 break

firebirdsql/fbcore.py

@@ -577,7 +577,7 @@ def _recv_channel(self, nbytes, word_alignment=False):
         r = bytes([])
         while n:
             if (self.timeout is not None and select.select([self.sock._sock], [], [], self.timeout)[0] == []):
-                break
+                raise TimeoutError("Pakcet recv timeout error")
             b = self.sock.recv(n)
             if not b:
                 break