Use the following pieces of context to answer the users question: "how to import a table? output the command"

{FunctionName: HelpData, Command: help, Description: returns a string representation of the data passed in as a parameter, Parameter: {v: The data to be checked.}}

{FunctionName: build_ca_data_assign_excel, Command: build_ca_data_assign_excel, Description: This function is used to generate code and localize scan with a specified excel file, Parameter: {assignExcel: The name of the excel file to be used.}}

{FunctionName: _build_ca_data_new, Command: build_ca_new, Description: This function reloads the sunshine data, checks the type of data to be generated, and starts a thread to generate the data,Parameter: {t: The type of data to be generated. Default value is 0., reloadFlag: Whether to reload the data. Default value is 1., js: Whether to generate js files. Default value is 0.}}