iti_template_method.py

class DataMiner():
    def mine(self, path: str): #templateMethod
        file = self.openFile(path)
        rawData = self.extractData(file)
        data = self.parseData(rawData)
        analysis = self.analyzeData(data)
        self.sendReport(analysis)
        self.closeFile(file)

    def openFile(self, path: str) -> str:
        raise NotImplementedError

    def extractData(self, file) -> str:
        raise NotImplementedError

    def parseData(self, rawData: str) -> str:
        raise NotImplementedError

    def analyzeData(self, data) -> str: #primitiveOperation
        return data

    def sendReport(self, analysis) -> None: #primitiveOperation
        print(analysis)

    def closeFile(self, file) -> None:
        raise NotImplementedError

class PDFDataMiner(DataMiner):
    def openFile(self, path: str):
        return path

    def extractData(self, file) -> str:
        return file

    def parseData(self, rawData: str) -> str:
        return rawData

    def closeFile(self, file) -> None:
        #Fecha todas as conexões com o arquivo por exemplo fileClose(file)
        pass

if __name__ == "__main__":

    PDFDataMiner().mine("filepathforPDF")