gistfile1.txt

 $ poetry export -vvv -frequirements.txt

  Stack trace:

  6  ~/.poetry/lib/poetry/_vendor/py3.8/clikit/console_application.py:131 in run
      129│             parsed_args = resolved_command.args
      130│ 
    → 131│             status_code = command.handle(parsed_args, io)
      132│         except KeyboardInterrupt:
      133│             status_code = 1

  5  ~/.poetry/lib/poetry/_vendor/py3.8/clikit/api/command/command.py:120 in handle
      118│     def handle(self, args, io):  # type: (Args, IO) -> int
      119│         try:
    → 120│             status_code = self._do_handle(args, io)
      121│         except KeyboardInterrupt:
      122│             if io.is_debug():

  4  ~/.poetry/lib/poetry/_vendor/py3.8/clikit/api/command/command.py:171 in _do_handle
      169│         handler_method = self._config.handler_method
      170│ 
    → 171│         return getattr(handler, handler_method)(args, io, self)
      172│ 
      173│     def __repr__(self):  # type: () -> str

  3  ~/.poetry/lib/poetry/_vendor/py3.8/cleo/commands/command.py:92 in wrap_handle
       90│         self._command = command
       91│ 
    →  92│         return self.handle()
       93│ 
       94│     def handle(self):  # type: () -> Optional[int]

  2  ~/.poetry/lib/poetry/console/commands/export.py:66 in handle
      64│ 
      65│         exporter = Exporter(self.poetry)
    → 66│         exporter.export(
      67│             fmt,
      68│             self.poetry.file.parent,

  1  ~/.poetry/lib/poetry/utils/exporter.py:37 in export
       35│             raise ValueError("Invalid export format: {}".format(fmt))
       36│ 
    →  37│         getattr(self, "_export_{}".format(fmt.replace(".", "_")))(
       38│             cwd,
       39│             output,

  IndexError

  list index out of range

  at ~/.poetry/lib/poetry/utils/exporter.py:76 in _export_requirements_txt
       72│             if not dev
       73│             else self._poetry.package.all_requires,
       74│             with_nested=True,
       75│         ):
    →  76│             package = repository.find_packages(dependency=dependency)[0]
       77│ 
       78│             # If a package is optional and we haven't opted in to it, continue
       79│             if package.optional and package.name not in extra_package_names:
       80│                 continue