1 files changed, 5 insertions, 1 deletions
diff --git a/Lib/_pyio.py b/Lib/_pyio.py
index e819b0a..4c24146 100644
--- a/Lib/_pyio.py
+++ b/Lib/_pyio.py
@@ -1577,7 +1577,11 @@ class FileIO(RawIOBase):
                 # For consistent behaviour, we explicitly seek to the
                 # end of file (otherwise, it might be done only on the
                 # first write()).
-                os.lseek(fd, 0, SEEK_END)
+                try:
+                    os.lseek(fd, 0, SEEK_END)
+                except OSError as e:
+                    if e.errno != errno.ESPIPE:
+                        raise
         except:
             if owned_fd is not None:
                 os.close(owned_fd)