Traceback (most recent call last):


 "/opt/conda/lib/python3.6/site-packages/conda/exceptions.py", line 819, in __call__

return func(*args, **kwargs)


 "/opt/conda/lib/python3.6/site-packages/conda/cli/main.py", line 78, in _main

exit_code = do_call(args, p)


 "/opt/conda/lib/python3.6/site-packages/conda/cli/conda_argparse.py", line 77, in do_call

exit_code = getattr(module, func_name)(args, parser)


 "/opt/conda/lib/python3.6/site-packages/conda/cli/main_install.py", line 11, in execute

install(args, parser, 'install')


 "/opt/conda/lib/python3.6/site-packages/conda/cli/install.py", line 253, in install

handle_txn(unlink_link_transaction, prefix, args, newenv)


 "/opt/conda/lib/python3.6/site-packages/conda/cli/install.py", line 278, in handle_txn

unlink_link_transaction.download_and_extract()


 "/opt/conda/lib/python3.6/site-packages/conda/core/link.py", line 174, in download_and_extract

self._pfe.execute()


 "/opt/conda/lib/python3.6/site-packages/conda/core/package_cache_data.py", line 605, in execute

raise CondaMultiError(exceptions)
conda.CondaMultiError: ('Connection broken: OSError("(104, \'ECONNRESET\')",)', OSError("(104, 'ECONNRESET')",))

Traceback (most recent call last):


 "/usr/local/bin/pipenv", line 11, in <module>

sys.exit(cli())


 "/usr/local/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 722, in __call__

return self.main(*args, **kwargs)


 "/usr/local/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 697, in main

rv = self.invoke(ctx)


 "/usr/local/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 1066, in invoke

return _process_result(sub_ctx.command.invoke(sub_ctx))


 "/usr/local/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 895, in invoke

return ctx.invoke(self.callback, **ctx.params)


 "/usr/local/lib/python3.6/site-packages/pipenv/vendor/click/core.py", line 535, in invoke

return callback(*args, **kwargs)


 "/usr/local/lib/python3.6/site-packages/pipenv/cli.py", line 366, in install

selective_upgrade=selective_upgrade,


 "/usr/local/lib/python3.6/site-packages/pipenv/core.py", line 1761, in do_install

skip_requirements=skip_requirements,


 "/usr/local/lib/python3.6/site-packages/pipenv/core.py", line 636, in ensure_project

ensure_pipfile(validate=validate, skip_requirements=skip_requirements)


 "/usr/local/lib/python3.6/site-packages/pipenv/core.py", line 289, in ensure_pipfile

project.create_pipfile(python=python)


 "/usr/local/lib/python3.6/site-packages/pipenv/project.py", line 518, in create_pipfile

'python_version': python_version(required_python)[: len('2.7')]
TypeError: 'NoneType' object is not subscriptable
