# 
# 
# patch "fs_sftp.py"
#  from [c298681baed4855de43c8668b88ce94a8b6cee73]
#    to [147b1bf3f2e57f059efa49916be813d443b009b7]
# 
============================================================
--- fs_sftp.py	c298681baed4855de43c8668b88ce94a8b6cee73
+++ fs_sftp.py	147b1bf3f2e57f059efa49916be813d443b009b7
@@ -72,11 +72,12 @@
         hostkey = get_host_key(hostname, hostkeyfile)
 
         key = None
-        if kwargs.has_key("dsskey"):
+	print kwargs
+        if kwargs.has_key("dsskey") and kwargs["dsskey"] is not None:
             keypath=os.path.expanduser(kwargs["dsskey"])
             key = paramiko.DSSKey.from_private_key_file(keypath, 
                                 password=password)
-        elif kwargs.has_key("rsakey"):
+        elif kwargs.has_key("rsakey") and kwargs["rsakey"] is not None:
             keypath=os.path.expanduser(kwargs["rsakey"])
             key = paramiko.RSAKey.from_private_key_file(keypath, 
                                 password=password)