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[utils] Let traverse_obj accept functions as keys
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@ -6335,7 +6335,9 @@ def traverse_obj(
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''' Traverse nested list/dict/tuple
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@param path_list A list of paths which are checked one by one.
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Each path is a list of keys where each key is a string,
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a tuple of strings or "...". When a tuple is given,
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a function, a tuple of strings or "...".
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When a fuction is given, it takes the key as argument and
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returns whether the key matches or not. When a tuple is given,
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all the keys given in the tuple are traversed, and
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"..." traverses all the keys in the object
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@param default Default value to return
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@ -6368,6 +6370,18 @@ def traverse_obj(
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_current_depth += 1
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depth = max(depth, _current_depth)
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return [_traverse_obj(inner_obj, path[i + 1:], _current_depth) for inner_obj in obj]
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elif callable(key):
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if isinstance(obj, (list, tuple, LazyList)):
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obj = enumerate(obj)
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elif isinstance(obj, dict):
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obj = obj.items()
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else:
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if not traverse_string:
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return None
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obj = str(obj)
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_current_depth += 1
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depth = max(depth, _current_depth)
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return [_traverse_obj(v, path[i + 1:], _current_depth) for k, v in obj if key(k)]
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elif isinstance(obj, dict) and not (is_user_input and key == ':'):
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obj = (obj.get(key) if casesense or (key in obj)
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else next((v for k, v in obj.items() if _lower(k) == key), None))
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