grouping annotations disappearing when changing some other annotation about sparrow HOT 5 CLOSED

 def export_labels(self, model):
        path_from = os.path.join("docs/json/")
        path_to = os.path.join("docs/json/key/")

        files = [f for f in os.listdir(path_from) if not f.startswith('.')]
        for file in files:
            path = os.path.join(path_from, file)
            if os.path.isfile(path):
                with open(path, "r") as f:
                    data = json.load(f)
                    words = data['words']

                    keys = {}

                    key_value_list = [[word['label'], word['value']] for word in words]
                    labels = set([word['label'] for word in words])
                    groups = set([label.split(':')[0] for label in labels])   
                    
                    result = {}
                    

                    for group in groups:
                        result[group] = []

                    for key, value in key_value_list:
                        category, subkey = key.split(':')
                        if category in result:
                            result[category].append((subkey, value))  
                            
                    label_dict = {}

                    for group in groups:
                        for label in labels:
                            if label.startswith(group + ':'):
                                label_dict[label.split(':')[1]] = group
                                
                    for group in groups: 
                        if 'Items' in group:
                            keys[group] = []
                            count = 0
                            item = {}
                            for element in result[group]:
                                for label in labels:
                                    if (label.split(':')[0] == group) and (element[0] == label.split(':')[1]):
                                        count =count+1
                                        item[element[0]] = element[1]
                                    if count == len([label.split(':')[1] for label in labels if label.startswith(group + ':')]):
                                        count=0
                                        keys[group].append(item)
                                        item = {}
                                        
                        else:
                            keys[group] = {}
                            for word in words:
                                for label in label_dict:
                                    if label_dict[word['label'].split(':')[1]] == group:
                                        keys[group][word['label'].split(':')[1]] = word['value']
                    
                    if keys != {}:
                        path = os.path.join(path_to, file)
                        with open(path, "w") as f:
                            json.dump(keys, f, indent=2)