AutoFlatten get_structure

get_structure.py

def get_structure(self, col_list):
    '''
    Description: 
    This function gets the structure to the traversal to array field in the schema

    :param col_list: [type: list] contains list of fields that are to be exploded

    :return structure: [type: dict] contains the hierarchical mapping for array fields
    '''
    structure = {'json' : {}}
    for val in col_list:
        arr = val.split('.')
        a = structure['json']
        for i in range(1,len(arr)):
            if not a.__contains__(arr[i]):
                a[arr[i]] = {} 
            a = a[arr[i]]
    return structure