Generate argument list for raw data download
Arguments
- char_period
- Character(2) vector specifying the time period. Default is c("2018-01-01", "2022-10-31"). 
- char_input_dir
- Character string specifying the input path. Default is "input". 
- nasa_earth_data_token
- Character string specifying the NASA Earth Data token. 
- mod06_filelist
- character(1). File path to a CSV file with MOD06 download URLs. 
- year_nlcd
- numeric(2). Numeric vector specifying the NLCD years. Default is c(2019, 2021). 
- export
- logical(1). If TRUE, the list is saved to - path_export. Default is- TRUE.
- path_export
- Character string specifying the export path. Default is "inst/targets/download_spec.qs".