Green socket: Remove (seemingly) dead code

eventlet/green/_socket_nodns.py

@@ -11,9 +11,7 @@ os = __import__('os')
 import sys
 from eventlet.hubs import get_hub
 from eventlet.greenio import GreenSocket as socket
-from eventlet.greenio import SSL as _SSL  # for exceptions
 from eventlet.greenio import _GLOBAL_DEFAULT_TIMEOUT
-from eventlet.greenio import _fileobject
 
 try:
     __original_fromfd__ = __socket.fromfd
@@ -31,57 +29,3 @@ try:
         return socket(one), socket(two)
 except AttributeError:
     pass
-
-
-def _convert_to_sslerror(ex):
-    """ Transliterates SSL.SysCallErrors to socket.sslerrors"""
-    return sslerror((ex.args[0], ex.args[1]))
-
-
-class GreenSSLObject(object):
-    """ Wrapper object around the SSLObjects returned by socket.ssl, which have a
-    slightly different interface from SSL.Connection objects. """
-
-    def __init__(self, green_ssl_obj):
-        """ Should only be called by a 'green' socket.ssl """
-        self.connection = green_ssl_obj
-        try:
-            # if it's already connected, do the handshake
-            self.connection.getpeername()
-        except:
-            pass
-        else:
-            try:
-                self.connection.do_handshake()
-            except _SSL.SysCallError as e:
-                raise _convert_to_sslerror(e)
-
-    def read(self, n=1024):
-        """If n is provided, read n bytes from the SSL connection, otherwise read
-        until EOF. The return value is a string of the bytes read."""
-        try:
-            return self.connection.read(n)
-        except _SSL.ZeroReturnError:
-            return ''
-        except _SSL.SysCallError as e:
-            raise _convert_to_sslerror(e)
-
-    def write(self, s):
-        """Writes the string s to the on the object's SSL connection.
-        The return value is the number of bytes written. """
-        try:
-            return self.connection.write(s)
-        except _SSL.SysCallError as e:
-            raise _convert_to_sslerror(e)
-
-    def server(self):
-        """ Returns a string describing the server's certificate. Useful for debugging
-        purposes; do not parse the content of this string because its format can't be
-        parsed unambiguously. """
-        return str(self.connection.get_peer_certificate().get_subject())
-
-    def issuer(self):
-        """Returns a string describing the issuer of the server's certificate. Useful
-        for debugging purposes; do not parse the content of this string because its
-        format can't be parsed unambiguously."""
-        return str(self.connection.get_peer_certificate().get_issuer())