Generate all variants of IDs for DTS

example.dts

// SPDX-License-Identifier: GPL-2.0-only

/dts-v1/;

// ...

/ {
        model = "Wileyfox Swift";
        compatible = "wileyfox,crackling", "qcom,msm8916";
             
        qcom,msm-id = %%MSM_ID%%;
        qcom,board-id = %%BOARD_ID%%;


        aliases {
                serial0 = &blsp1_uart2;
        };

        chosen {
                stdout-path = "serial0";
        bootargs = "earlycon=msm_serial_dm,0x78b0000 console=ttyMSM0,115200,n8 firmware_class.path=/lib/firmware/wileyfox-crackling PMOS_NO_OUTPUT_REDIRECT CRACKLING_%%NUM%%_VARIANT";
        };
        
        // ...
};

insane.py

#!/usr/bin/env python3

FILE_TEMPLATE = "msm8916-wileyfox-crackling.dts"


MSM_ID = ["<206 0>", "<248 0>", "<249 0>", "<250 0>"]
BOARD_ID = ["<0x1000b 9>", "<0x1010b 9>", "<0x3010b 9>"]

OUT_PREFIX = "delme_crackling_v_"
OUT_SUFFIX = ".dts"

variant_num = 0

with open(FILE_TEMPLATE) as template:
    template_data = template.read()
    for msm in MSM_ID:
        for board in BOARD_ID:
            filename = OUT_PREFIX + str(variant_num) + OUT_SUFFIX
            print(filename)

            with open(filename, "w") as output:
                
                replaced_out = template_data
                replaced_out = replaced_out.replace("%%MSM_ID%%", msm)
                replaced_out = replaced_out.replace("%%BOARD_ID%%", board)
                replaced_out = replaced_out.replace("%%NUM%%", str(variant_num))
                output.write(replaced_out)
                output.close()
                
            variant_num +=1