`'' is not a valid url` when trying to upload a package

[Patrik Dufresne]

Is there an existing issue for this?

• I have searched the existing issues (open and closed), and could not find an existing issue

What keywords did you use to search existing issues?

not a valid url

What operating system(s) are you using?

Linux

If you selected 'Other', describe your Operating System here

No response

What version of Python are you running?

Python 3.10.12

How did you install twine? Did you use your operating system's package manager or pip or something else?

pip install twine

What version of twine do you have installed (include the complete output)

twine version 5.0.0 (importlib-metadata: 5.2.0, keyring: 24.3.1, pkginfo: 1.10.0, requests: 2.28.2, requests-toolbelt: 1.0.0, urllib3: 1.26.15)

Which package repository are you using?

pypi.org

Please describe the issue that you are experiencing

When trying to upload my package, twine report the following error.

++ twine upload dist/rdiffweb-2.9.0a4-py3-none-any.whl -u __token__ -p [MASKED]
Uploading distributions to https://upload.pypi.org/legacy/
Uploading rdiffweb-2.9.0a4-py3-none-any.whl
100% ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 5.1/5.1 MB • 00:00 • 12.5 MB/s
WARNING  Error during upload. Retry with the --verbose option for more details. 
ERROR    HTTPError: 400 Bad Request from https://upload.pypi.org/legacy/        
         '' is not a valid url. See                                             
         https://packaging.python.org/specifications/core-metadata for more     
         information.  

Please list the steps required to reproduce this behaviour

Try uploading this whl package.

https://gitlab.com/ikus-soft/rdiffweb/-/jobs/6427272069/artifacts/download?file_type=archive

Please include the PKG-INFO file contents from the artifact you're attempting to upload

Here my METADATA file in whl.


Metadata-Version: 2.1
Name: rdiffweb
Version: 2.9.0a4
Summary: A web interface to rdiff-backup repositories.
Home-page: https://rdiffweb.org/
Author: Patrik Dufresne
Author-email: [e-mail]
License: GPLv3
Classifier: Development Status :: 5 - Production/Stable
Classifier: Intended Audience :: System Administrators
Classifier: License :: OSI Approved :: GNU General Public License v3 (GPLv3)
Classifier: Programming Language :: Python :: 3
Classifier: Programming Language :: Python :: 3.6
Classifier: Programming Language :: Python :: 3.7
Classifier: Programming Language :: Python :: 3.8
Classifier: Programming Language :: Python :: 3.9
Classifier: Programming Language :: Python :: 3.10
Classifier: Framework :: CherryPy
Requires-Python: <4,>=3.6
Description-Content-Type: text/markdown
License-File: LICENSE
Requires-Dist: apscheduler
Requires-Dist: argon2-cffi >=18.3.0
Requires-Dist: babel >=0.9.6
Requires-Dist: cached-property
Requires-Dist: CherryPy >=8.9.1
Requires-Dist: configargparse
Requires-Dist: distro
Requires-Dist: humanfriendly
Requires-Dist: Jinja2 >=2.10
Requires-Dist: ldap3
Requires-Dist: MarkupSafe <3
Requires-Dist: packaging
Requires-Dist: psutil >=2.1.1
Requires-Dist: requests
Requires-Dist: sqlalchemy <2,>=1.2
Requires-Dist: WTForms
Requires-Dist: zxcvbn >=4.4.27
Provides-Extra: test
Requires-Dist: html5lib ; extra == 'test'
Requires-Dist: pytest ; extra == 'test'
Requires-Dist: parameterized ; extra == 'test'
Requires-Dist: responses ; extra == 'test'
Requires-Dist: selenium ; extra == 'test'

### A redacted version of your `.pypirc` file

```ini
None

Anything else you'd like to mention?

No response

[Manuel Kaufmann]

That looks exactly like the issue I'm seeing #1073

[Patrik Dufresne]

@kaufManu Wow we literally reported the same issue few minutes apart.

[José Augusto]

#1073 (comment)