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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def uploadFile(self, filename, ispickle=False, athome=False):
 """ Uploads a single file to Redunda. :param str filename: The name of the file to upload :param bool ispickle: Optional variable to be set to True is the file is a pickle; default is False. :returns: returns nothing """

        print("Uploading file {} to Redunda.".format(filename))

        _, tail = os.path.split(filename)
        
        url = "https://redunda.sobotics.org/bots/data/{}?key={}".format(tail, self.key)
        
        #Set the content type to 'application/octet-stream'
        header = {"Content-type": "application/octet-stream"}
        
        filedata = ""

        if athome:
            filename = str(os.path.expanduser("~")) + filename

        #Read the data from a file to a string.
        if filename.endswith(".pickle") or ispickle:
            try:
                with open(filename, "rb") as fileToRead:
                    data = pickle.load(fileToRead)
            except pickle.PickleError as perr:
                print("Pickling error occurred: {}".format(perr))
                return
            filedata = json.dumps(data)
        else:
            try:
                with open(filename, "r") as fileToRead:
                    filedata = fileToRead.read()
            except IOError as ioerr:
                print("IOError occurred: {}".format(ioerr))
                return

        requestToMake = request.Request(url, data=filedata.encode("utf-8"), headers=header)

        #Make the request.
        response = request.urlopen(requestToMake)

        if response.code >= 400:
            print("Error occurred while uploading file '{}' with error code {}.".format(filename,response.code))