scripts/ python: convert 'except X, e' to 'except X as e'

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

script/bisect-test.py

@@ -86,7 +86,7 @@ try:
 except KeyboardInterrupt:
     print("Cleaning up")
     cleanup()
-except Exception, reason:
+except Exception as reason:
     print("Failed bisect: %s" % reason)
     cleanup()
 

script/generate_param.py

@@ -55,7 +55,7 @@ def iterate_all(path):
 
     try:
         p = open(path, 'r')
-    except IOError, e:
+    except IOError as e:
         raise Exception("Error opening parameters file")
     out = p.read()