def get_spaceweather_imagefile(if_path, if_date, if_filename, if_extension, \
        verbose):
    """Returns a complete image filename string tailored to the spaceweather 
    site string by concatenating the input image filename (if) strings that 
    define the path, date, filename root, and the filename extension
    If verbose is truthy, then print the returned image filename string
    """
    sw_imagefile = if_path + if_date + "_" + if_filename + if_extension
    if verbose:
        print("Output image file full path: \n{}\n".format(sw_imagefile))
    return sw_imagefile