def extSort(folder_contents): """ Breaks a dictionary up by file extension to be formatted in a template later """ file_types = getUniqueValues(folder_contents, 'ext') contents = defaultdict(list) for t in file_types: contents[t] = list( filter_folder_data(folder_contents, lambda k, v: k == 'ext' and v == t) ) return contents.items() def filter_folder_data(data, predicate=lambda k, v: True): """ Sorts the folder dictionary based on a common key value pair """ for d in data: for k, v in d.items(): if predicate(k, v): yield d
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