report_ftp = FTP()
report_host = 'ftp_name'
report_ftp_user = "user"
report_ftp_password = "password"
report_filename = "filename_*.zip"

report_con = ftplib.FTP(report_host, report_ftp_user, report_ftp_password)
out =  core.read_products_tsv(core.rootdir() + '/filename_*.zip', True)

with open(out, 'wb') as f:
    ftp.retrbinary('RETR' + 'filename_*.zip', f.write)