Re: [Duplicity-talk] pycryptopp?

[edgar . soldin]

On 13.08.2019 03:09, Scott Hannahs wrote:
> On Aug 12, 2019, at 5:23 AM, address@hidden wrote:
>>
>> On 12.08.2019 02:04, Scott Hannahs via Duplicity-talk wrote:
>>> In installing duplicity on OS X, I decided to use python 3.7 since it is 
>>> time to make a break with python 2.7.  I have an interesting issue.  The 
>>> document say that pycryptopp is needed for the sap backend along with 
>>> paramiko.  However pycryptopp itself is not python 3.7 compatible, only 
>>> python 2.6 and 2.7
>>> https://pypi.org/project/pycryptopp/
>>>
>>> Am I misinterpreting something?  Can you only use the scp/sftp backend with 
>>> python 2.7?
>>>
>>
>> seems like pycryptopp is not maintained anymore. this
>>  https://stackoverflow.com/questions/32800336/pycrypto-on-python-3-5
>> suggests to try
>>  https://www.pycryptodome.org
>> as a drop in.
>>
>> 1.
>> what is the 'sap' backend? scp?
>> 2.
>> which document says u need pycryptopp for paramiko? 
>> https://github.com/paramiko/paramiko/blob/master/dev-requirements.txt does  
>> not list it.
>>
>> ..ede/duply.net
>
> Edgar,
>
> Thanks for the response.
>
> sap = scp (damn autocorrect)

now it makes sense

> Does the current backend for scp/sftp function with python 3.7?  If so did 
> someone edit it to work around this lack of unmaintained pycryptopp already, 
> and just not put it in the notes?
>
> Is there somewhere a list of the minimal set of top level additional python 
> modules needed to build duplicity and each of the backends?

the manpage should be. section REQUIREMENTS

> I found the reference in the “README" file.  Possibly this is in error?  It 
> lists both paramiko and pycryptopp.

maybe paramiko needed it in the past?

>I am really only interested in the top level needed libraries since I can work 
>our dependencies automatically.  I thought that the scp/sftp backend needed it 
>directly.  If it only needs paramiko then I can drop the requirement entirely.

duplicity merely requires paramiko (and it's dependencies) for the backend with 
the same name.

>
> "for scp/sftp -- python-paramiko and python-pycryptopp"
>
> For reference, I am building a fink package for OS X.

have fun doing so.. ede/duply.net