[MacPorts] #57747: py-requests 2.20.1: Requirement.parse issue with py-idna (was: certbot 0.29.1: Requirement.parse issue)

[MacPorts]

#57747: py-requests 2.20.1: Requirement.parse issue with py-idna
----------------------------------+--------------------
  Reporter:  Schamschula          |      Owner:  (none)
      Type:  defect               |     Status:  new
  Priority:  Normal               |  Milestone:
 Component:  ports                |    Version:
Resolution:                       |   Keywords:
      Port:  certbot py-requests  |
----------------------------------+--------------------
Changes (by Schamschula):

 * cc: stromnov (added)
 * port:  certbot => certbot py-requests


Old description:

> Apparently, there is an upstream issue with the certbot 0.29.1 Python
> stack:
>
> {{{
> marius$ certbot
> Traceback (most recent call last):
>   File "/opt/local/bin/certbot", line 6, in <module>
>     from pkg_resources import load_entry_point
>   File
> "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages/pkg_resources/__init__.py", line 3126, in <module>
>     @_call_aside
>   File
> "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages/pkg_resources/__init__.py", line 3110, in _call_aside
>     f(*args, **kwargs)
>   File
> "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages/pkg_resources/__init__.py", line 3139, in
> _initialize_master_working_set
>     working_set = WorkingSet._build_master()
>   File
> "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages/pkg_resources/__init__.py", line 583, in _build_master
>     return cls._build_from_requirements(__requires__)
>   File
> "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages/pkg_resources/__init__.py", line 596, in
> _build_from_requirements
>     dists = ws.resolve(reqs, Environment())
>   File
> "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages/pkg_resources/__init__.py", line 789, in resolve
>     raise VersionConflict(dist, req).with_context(dependent_req)
> pkg_resources.ContextualVersionConflict: (idna 2.8
> (/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
> /site-packages), Requirement.parse('idna<2.8,>=2.5'), set(['requests']))
> }}}
>
> Also see: https://community.letsencrypt.org/t/unable-to-issue-
> certificate/79411/4

New description:

 Apparently, there is an upstream issue with the certbot 0.29.1 Python
 stack due to py-requests 2.20.1 requiring py-idna < 2.8:

 {{{
 marius$ certbot
 Traceback (most recent call last):
   File "/opt/local/bin/certbot", line 6, in <module>
     from pkg_resources import load_entry_point
   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/pkg_resources/__init__.py", line 3126, in <module>
     @_call_aside
   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/pkg_resources/__init__.py", line 3110, in _call_aside
     f(*args, **kwargs)
   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/pkg_resources/__init__.py", line 3139, in
 _initialize_master_working_set
     working_set = WorkingSet._build_master()
   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/pkg_resources/__init__.py", line 583, in _build_master
     return cls._build_from_requirements(__requires__)
   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/pkg_resources/__init__.py", line 596, in
 _build_from_requirements
     dists = ws.resolve(reqs, Environment())
   File
 "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/pkg_resources/__init__.py", line 789, in resolve
     raise VersionConflict(dist, req).with_context(dependent_req)
 pkg_resources.ContextualVersionConflict: (idna 2.8
 (/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages), Requirement.parse('idna<2.8,>=2.5'), set(['requests']))
 }}}

 Also see: https://community.letsencrypt.org/t/unable-to-issue-
 certificate/79411/4

--

Comment:

 See: https://github.com/requests/requests/issues/4890

-- 
Ticket URL: <https://trac.macports.org/ticket/57747#comment:2>
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