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-rw-r--r--youtube_dl/jsinterp.py8
1 files changed, 3 insertions, 5 deletions
diff --git a/youtube_dl/jsinterp.py b/youtube_dl/jsinterp.py
index a7440c582..4a5a0dbc3 100644
--- a/youtube_dl/jsinterp.py
+++ b/youtube_dl/jsinterp.py
@@ -131,9 +131,8 @@ class JSInterpreter(object):
if variable in local_vars:
obj = local_vars[variable]
else:
- if variable not in self._objects:
- self._objects[variable] = self.extract_object(variable)
- obj = self._objects[variable]
+ obj = self._objects.setdefault(
+ variable, self.extract_object(variable))
if arg_str is None:
# Member access
@@ -204,8 +203,7 @@ class JSInterpreter(object):
argvals = tuple([
int(v) if v.isdigit() else local_vars[v]
for v in m.group('args').split(',')])
- if fname not in self._functions:
- self._functions[fname] = self.extract_function(fname)
+ self._functions.setdefault(fname, self.extract_function(fname))
return self._functions[fname](argvals)
raise ExtractorError('Unsupported JS expression %r' % expr)