Hls4ml reports an error the board_ part definition was not found for tul. com. tw:pynq-z2:part0:1.0.

function HLS4ML tutorial 7
hls4ml.templates.VivadoAcceleratorBackend.make_bitfile(hls_model)

Report errors
ERROR: [Board 49-71] The board_part definition was not found for www.digilentinc.com: pynq-z1:part0:1.0. The project's board_part property was not set, but the project's part property was set to xc7z020clg400-1. Valid board_part values can be retrieved with the 'get_board_parts' Tcl command. Check if board.repoPaths parameter is set and the board_part is installed from the tcl app store. INFO: [Common 17-206] Exiting Vivado at Sat Feb 6 09:27:39 2021...

This is a copy of others' error report , What I reported wrong was pynq-z2
Solution

1. First of all, in accordance with the https://support.xilinx.com/s/question/0D52E00006lLBqpSAG/setting-board-file-fails-with-error-board-4971-the-boardpart-definition-was-not-found?language=en_US
   open VIVADO, stay TCL Enter the command

xhub::refresh_catalog [xhub::get_xstores xilinx_board_store]

xhub::install [xhub::get_xitems]

set_param board.repoPaths [get_property LOCAL_ROOT_DIR [xhub::get_xstores xilinx_board_store]]

2. Then check it out board.repoPaths,
   Input

get_param board.repoPaths

Verify this path

3. And then according to https://community.element14.com/technologies/fpga-group/b/blog/posts/add-pynq-z2-board-to-vivado
   hold pynq-z2 Download the file and put it in /tools/Xilinx/Vivado/2019.2/data/boards/board_files Under the path
   Download location ：
   https://www.tulembedded.com/FPGA/ProductsPYNQ-Z2.html

Include files

4. Then go back and run
hls4ml.templates.VivadoAcceleratorBackend.make_bitfile(hls_model)