Replace some more comparisons with six

plus a bonus b"" string I missed last time

Signed-off-by: Adrian Tschira <nota@notafile.com>

2 files changed, 7 insertions, 3 deletions

diff --git a/synapse/events/utils.py b/synapse/events/utils.py
index 824f4a42e3..29ae086786 100644
--- a/synapse/events/utils.py
+++ b/synapse/events/utils.py
@@ -20,6 +20,8 @@ from frozendict import frozendict
 
 import re
 
+from six import string_types
+
 # Split strings on "." but not "\." This uses a negative lookbehind assertion for '\'
 # (?<!stuff) matches if the current position in the string is not preceded
 # by a match for 'stuff'.
@@ -277,7 +279,7 @@ def serialize_event(e, time_now_ms, as_client_event=True,
 
     if only_event_fields:
         if (not isinstance(only_event_fields, list) or
-                not all(isinstance(f, basestring) for f in only_event_fields)):
+                not all(isinstance(f, string_types) for f in only_event_fields)):
             raise TypeError("only_event_fields must be a list of strings")
         d = only_fields(d, only_event_fields)
 
diff --git a/synapse/events/validator.py b/synapse/events/validator.py
index 2f4c8a1018..e0e5bf818c 100644
--- a/synapse/events/validator.py
+++ b/synapse/events/validator.py
@@ -17,6 +17,8 @@ from synapse.types import EventID, RoomID, UserID
 from synapse.api.errors import SynapseError
 from synapse.api.constants import EventTypes, Membership
 
+from six import string_types
+
 
 class EventValidator(object):
 
@@ -49,7 +51,7 @@ class EventValidator(object):
             strings.append("state_key")
 
         for s in strings:
-            if not isinstance(getattr(event, s), basestring):
+            if not isinstance(getattr(event, s), string_types):
                 raise SynapseError(400, "Not '%s' a string type" % (s,))
 
         if event.type == EventTypes.Member:
@@ -88,5 +90,5 @@ class EventValidator(object):
         for s in keys:
             if s not in d:
                 raise SynapseError(400, "'%s' not in content" % (s,))
-            if not isinstance(d[s], basestring):
+            if not isinstance(d[s], string_types):
                 raise SynapseError(400, "Not '%s' a string type" % (s,))