weired pdf error

url to pdf ERROR b'Traceback (most recent call last):\n File "/opt/hostedtoolcache/Python/3.10.4/x64/bin/shot-scraper", line 8, in \n sys.exit(cli())\n File "/opt/hostedtoolcache/Python/3.10.4/x64/lib/python3.10/site-packages/click/core.py", line 1130, in call\n return self.main(*args, **kwargs)\n File "/opt/hostedtoolcache/Python/3.10.4/x64/lib/python3.10/site-packages/click/core.py", line 1055, in main\n rv = self.invoke(ctx)\n File "/opt/hostedtoolcache/Python/3.10.4/x64/lib/python3.10/site-packages/click/core.py", line 1657, in invoke\n return _process_result(sub_ctx.command.invoke(sub_ctx))\n File "/opt/hostedtoolcache/Python/3.10.4/x64/lib/python3.10/site-packages/click/core.py", line 1404, in invoke\n return ctx.invoke(self.callback, **ctx.params)\n File "/opt/hostedtoolcache/Python/3.10.4/x64/lib/python3.10/site-packages/click/core.py", line 760, in invoke\n return __callback(*args, **kwargs)\n File "/opt/hostedtoolcache/Python/3.10.4/x64/lib/python3.10/site-packag...

pdfname=url.split('/')[-1]

if not os.path.exists(join(pdfpath,pdfname+'.pdf')):
    cmd='shot-scraper pdf {url} -o {pdfname}.pdf'
    isdone=subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
    out, err = isdone.communicate()

Start with the shown Python snippet that builds and runs the shot-scraper pdf command through subprocess.Popen, then reproduce the reported URL-to-PDF failure and inspect the complete traceback. Done means the cause is identified and the command handles the reported PDF URL successfully, with the resulting PDF saved at the expected path.