AutoFlatten compute

compute.py

def compute(self):
    '''
    Description: 
    This function performs the required computation and gets all the resources 
    needed for further process of selecting and exploding fields
    '''
    self.unnest_dict(self.fields_in_json, '')
    all_cols_in_explode_cols = set(filter(lambda x: x.startswith(tuple(self.cols_to_explode)), self.all_fields.keys()))
    self.rest = set(self.all_fields.keys()).difference(all_cols_in_explode_cols)
    self.structure = self.get_structure([f"json{x}" for x in list(self.cols_to_explode)])
    self.order = self.extract_order(self.structure)
    self.bottom_to_top = self.get_bottom_to_top(self.order, all_cols_in_explode_cols)