Missing files in sdist

[thatch]

It appears that the manifest is missing at least one file necessary to build
from the sdist for version 0.0.1b0. You're in good company, about 5% of other
projects updated in the last year are also missing files.

+ /tmp/venv/bin/pip3 wheel --no-binary dm-haiku -w /tmp/ext dm-haiku==0.0.1b0
Looking in indexes: http://10.10.0.139:9191/root/pypi/+simple/
Collecting dm-haiku==0.0.1b0
  Downloading http://10.10.0.139:9191/root/pypi/%2Bf/f19/fdaf8281b7fb0/dm-haiku-0.0.1b0.tar.gz (121 kB)
    ERROR: Command errored out with exit status 1:
     command: /tmp/venv/bin/python3 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-wheel-8pyg10w7/dm-haiku/setup.py'"'"'; __file__='"'"'/tmp/pip-wheel-8pyg10w7/dm-haiku/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-wheel-8pyg10w7/dm-haiku/pip-egg-info
         cwd: /tmp/pip-wheel-8pyg10w7/dm-haiku/
    Complete output (7 lines):
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-wheel-8pyg10w7/dm-haiku/setup.py", line 56, in <module>
        install_requires=_parse_requirements('requirements.txt'),
      File "/tmp/pip-wheel-8pyg10w7/dm-haiku/setup.py", line 33, in _parse_requirements
        with open(requirements_txt_path) as fp:
    FileNotFoundError: [Errno 2] No such file or directory: 'requirements.txt'
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.