[test] Fixes for old Pythons

2 files changed, 13 insertions, 9 deletions

diff --git a/youtube_dl/jsinterp.py b/youtube_dl/jsinterp.py
index 882432b80..86d902248 100644
--- a/youtube_dl/jsinterp.py
+++ b/youtube_dl/jsinterp.py
@@ -280,16 +280,16 @@ class JSInterpreter(object):
             # make Py 2.6 conform to its lying documentation
             if name == 'flags':
                 self.flags = self.__flags
+                return self.flags
             elif name == 'pattern':
                 self.pattern = self.__pattern_txt
+                return self.pattern
+            elif hasattr(self.__self, name):
+                v = getattr(self.__self, name)
+                setattr(self, name, v)
+                return v
             elif name in ('groupindex', 'groups'):
-                # in case these get set after a match?
-                if hasattr(self.__self, name):
-                    setattr(self, name, getattr(self.__self, name))
-                else:
-                    return 0 if name == 'groupindex' else {}
-            if hasattr(self, name):
-                return getattr(self, name)
+                return 0 if name == 'groupindex' else {}
             raise AttributeError('{0} has no attribute named {1}'.format(self, name))
 
         @classmethod
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index ac6c81465..494f8341b 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -6198,7 +6198,8 @@ def traverse_obj(obj, *paths, **kwargs):
         elif isinstance(obj, compat_re_Match):
             result = None
             if isinstance(key, int) or casesense:
-                result = lookup_or_none(obj, key, getter=compat_re_Match.group)
+                # Py 2.6 doesn't have methods in the Match class/type
+                result = lookup_or_none(obj, key, getter=lambda _, k: obj.group(k))
 
             elif isinstance(key, str):
                 result = next((v for k, v in obj.groupdict().items()
@@ -6246,7 +6247,10 @@ def traverse_obj(obj, *paths, **kwargs):
 
             if __debug__ and callable(key):
                 # Verify function signature
-                inspect.getcallargs(key, None, None)
+                args = inspect.getargspec(key)
+                if len(args.args) != 2:
+                    # crash differently in 2.6 !
+                    inspect.getcallargs(key, None, None)
 
             new_objs = []
             for obj in objs: