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path: root/Source/JavaScriptCore/Scripts/generate-js-builtins.py
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-rw-r--r--Source/JavaScriptCore/Scripts/generate-js-builtins.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Source/JavaScriptCore/Scripts/generate-js-builtins.py b/Source/JavaScriptCore/Scripts/generate-js-builtins.py
index 7a203ff08..66b896326 100644
--- a/Source/JavaScriptCore/Scripts/generate-js-builtins.py
+++ b/Source/JavaScriptCore/Scripts/generate-js-builtins.py
@@ -124,7 +124,7 @@ if __name__ == '__main__':
cli_parser.add_option("-t", "--test", action="store_true", help="Enable test mode.")
arg_options, arg_values = cli_parser.parse_args()
- if len(arg_values) is 0 and not arg_options.input_directory:
+ if len(arg_values) == 0 and not arg_options.input_directory:
raise ParseException("At least one input file or directory expected.")
if not arg_options.output_directory: